2005-05-11 06:11:05 +04:00
2007-02-01 07:55:53 +03:00
PostgreSQL 常<> <E5B8B8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> FAQ<41> <51>
2005-05-11 17:36:14 +04:00
2007-02-21 19:42:36 +03:00
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 2007 年 1 <20> 30 <20> <> <20> <> <EFBFBD> <EFBFBD> 17:37:01 EST
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 2007 年 2 <20> 1 <20> <> <20> <> <EFBFBD> 12:55:04 CST
2005-05-11 17:36:14 +04:00
2007-02-01 07:55:53 +03:00
<20> <> <EFBFBD> 维<EFBFBD> <E7BBB4> 人<EFBFBD> <E4BABA> <EFBFBD> Bruce Momjian (pgman@candle.pha.pa.us)
<20> <> <EFBFBD> <EFBFBD> 维<EFBFBD> <E7BBB4> 人<EFBFBD> <E4BABA> <EFBFBD> Daojing.Zhou<6F> <75> doudou586@gmail.com<6F> <6D>
2005-05-11 17:36:14 +04:00
2007-02-01 07:55:53 +03:00
<20> <> <EFBFBD> 档<EFBFBD> <E6A1A3> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5>
http://www.postgresql.org/files/documentation/faqs/FAQ.html<6D> <6C> <EFBFBD> <EFBFBD>
2005-05-11 17:36:14 +04:00
2007-02-01 07:55:53 +03:00
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> 系<EFBFBD> <E7B3BB> 平<EFBFBD> <E5B9B3> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> http://www.postgresql.org/docs/faq/<2F> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD>
2005-05-11 17:36:14 +04:00
_________________________________________________________________
2007-02-01 07:55:53 +03:00
常<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
2005-06-04 07:28:57 +04:00
2007-02-01 07:55:53 +03:00
1.1)PostgreSQL <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 该<EFBFBD> <E8AFA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
1.2)<29> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 管<EFBFBD> PostgreSQL <20> <>
1.3)PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
1.4)PostgreSQL<51> <4C> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 系<EFBFBD> <E7B3BB> 平<EFBFBD> <E5B9B3> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
1.5)<29> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL<51> <4C>
1.6)<29> <> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
1.7)<29> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 对PostgreSQL <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
1.8)<29> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 交<EFBFBD> <E4BAA4> 个BUG<55> <47> <EFBFBD> <EFBFBD> <EFBFBD>
1.9)<29> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 解已<E8A7A3> <E5B7B2> <EFBFBD> BUG <20> <> 缺<EFBFBD> <E7BCBA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
1.10)<29> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 档<EFBFBD> <E6A1A3> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
1.11)<29> <> <EFBFBD> 该<EFBFBD> <E8AFA5> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> SQL <20> <>
1.12)<29> <> <EFBFBD> <EFBFBD> <EFBFBD> 交补<E4BAA4> <E8A1A5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
1.13)PostgreSQL <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 系<EFBFBD> <E7B3BB> <EFBFBD> <EFBFBD> 起<EFBFBD> <E8B5B7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
2007-02-21 19:42:36 +03:00
1.14)PostgreSQL <20> <> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> 家<EFBFBD> <E5AEB6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
2007-02-01 07:55:53 +03:00
<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 客<EFBFBD> <EFBFBD> 端<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
2005-06-04 07:28:57 +04:00
2007-02-01 07:55:53 +03:00
2.1)<29> 们<EFBFBD> <E4BBAC> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL <20> 交<EFBFBD> <E4BAA4> <EFBFBD>
2.2)<29> <> <EFBFBD> <EFBFBD> <EFBFBD> 工<EFBFBD> <E5B7A5> <EFBFBD> <EFBFBD> 以<EFBFBD> PostgreSQL <20> <> <EFBFBD> <EFBFBD> Web 页<> <E9A1B5> <EFBFBD> <EFBFBD>
2.3)PostgreSQL <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 形<EFBFBD> <E5BDA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
2005-06-04 07:28:57 +04:00
2007-02-01 07:55:53 +03:00
系<EFBFBD> <EFBFBD> 管<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
2005-06-04 07:28:57 +04:00
2007-02-01 07:55:53 +03:00
3.1)<29> <> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL <20> <> <EFBFBD> <EFBFBD> /usr/local/pgsql 以<> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
3.2)<29> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
3.3)<29> <> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 好<EFBFBD> <E5A5BD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
3.4)PostgreSQL <20> <> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
3.5)为<> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> Sorry, too many clients<74> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
3.6)PostgreSQL<51> <4C> 级<EFBFBD> <E7BAA7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 容<EFBFBD> <E5AEB9>
3.7)(使<> <E4BDBF> PostgreSQL)<29> <> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 计<EFBFBD> <E8AEA1> <EFBFBD> <EFBFBD> 硬件 <20> <>
<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
2005-06-04 07:28:57 +04:00
2007-02-01 07:55:53 +03:00
4.1) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> 头<EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
4.2)
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 表<EFBFBD> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> psql<71> <6C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> 令并<E4BBA4> <E5B9B6> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> 们<EFBFBD> <E4BBAC>
4.3) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> 段<EFBFBD> <E6AEB5> <EFBFBD> <EFBFBD> <EFBFBD> 类<EFBFBD> <E7B1BB> <EFBFBD>
4.4) <20> <> <EFBFBD> 记<EFBFBD> <E8AEB0> <EFBFBD> <EFBFBD> <EFBFBD> 个表<E4B8AA> <E8A1A8> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
4.5) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 件<EFBFBD> <E4BBB6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 空<EFBFBD> <E7A9BA> <EFBFBD> <EFBFBD>
4.6) 为<> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 为<EFBFBD> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询没<E8AFA2> <E6B2A1> <EFBFBD> <EFBFBD> <EFBFBD> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD>
4.7) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> 估<EFBFBD> <E4BCB0> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> <EFBFBD>
4.8) <20> <> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 表达<E8A1A8> <E8BEBE> <EFBFBD> 索<EFBFBD> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> 表达<E8A1A8> <E8BEBE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
4.9) <20> <> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> 段<EFBFBD> <E6AEB5> <EFBFBD> <EFBFBD> 为
NULL<4C> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 确<EFBFBD> <E7A1AE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 论<EFBFBD> <E8AEBA> 段<EFBFBD> <E6AEB5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> NULL<4C> <4C> <EFBFBD> <EFBFBD>
4.10) <20> <> <EFBFBD> <EFBFBD> 符类<E7ACA6> <E7B1BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
4.11.1) <20> <> <EFBFBD> <20> <> 建<EFBFBD> <E5BBBA> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 段<EFBFBD> <E6AEB5>
4.11.2) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
4.11.3) <20> <> <EFBFBD> 使<EFBFBD> <E4BDBF> currval() <20> <> 导<EFBFBD> <E5AFBC> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
4.11.4) 为<> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 常<EFBFBD> <E5B8B8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 为<EFBFBD> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 段<EFBFBD> <E6AEB5> <EFBFBD> <EFBFBD> 中
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
4.12) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> OID<49> <44> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> CTID <20> <>
4.13) 为<> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 误信<E8AFAF> <E4BFA1> <EFBFBD> ERROR: Memory exhausted in
AllocSetAlloc()<29> <> <EFBFBD>
4.14) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
4.15) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 建<EFBFBD> <E5BBBA> 个缺<E4B8AA> <E7BCBA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 段<EFBFBD> <E6AEB5>
4.16) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> outer join<69> <6E> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2>
4.17) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2>
4.18) <20> <> <EFBFBD> <EFBFBD> 让<EFBFBD> <E8AEA9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
4.19) 为<> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> PL/PgSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 临<EFBFBD> <E4B8B4> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 误信<E8AFAF> <E4BFA1> <EFBFBD> relation
with OID ##### does not exist<73> <74> <EFBFBD>
4.20) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
4.21) 为<> <E4B8BA> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> 示<EFBFBD> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> 中
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 为<EFBFBD> <E4B8BA> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
2005-05-11 17:36:14 +04:00
_________________________________________________________________
2007-02-01 07:55:53 +03:00
常<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
2005-06-04 07:28:57 +04:00
2007-02-01 07:55:53 +03:00
1.1)PostgreSQL <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 该<EFBFBD> <E8AFA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
PostgreSQL 读<> <E8AFBB> Post-Gres-Q-L<> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 称为Postgres
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 人<EFBFBD> <E4BABA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 载声<E8BDBD> <E5A3B0> <EFBFBD> 件<EFBFBD> <E4BBB6> MP3 <20> <20> <> <EFBFBD> <20>
2005-05-11 17:36:14 +04:00
2005-06-04 07:28:57 +04:00
PostgreSQL
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<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> 系<EFBFBD> <E7B3BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 系<EFBFBD> <E7B3BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 系<EFBFBD> <E7B3BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> 代 DBMS 系<> <E7B3BB> <EFBFBD> 使<EFBFBD> <E4BDBF> <EFBFBD> <EFBFBD> <EFBFBD> 强<EFBFBD> <E5BCBA> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 费<EFBFBD> <E8B4B9> <EFBFBD> 并<EFBFBD> <E5B9B6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 代<EFBFBD> <20> <> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD>
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PostgreSQL
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<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 主<EFBFBD> <E4B8BB> 为<EFBFBD> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 们<EFBFBD> <E4BBAC> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 并<EFBFBD> <E5B9B6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 系<EFBFBD> <E7B3BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个社<E4B8AA>
<20> <> <EFBFBD> <EFBFBD> 项<EFBFBD> <E9A1B9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 被任<E8A2AB> <E4BBBB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 请<EFBFBD> <E8AFB7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 人<EFBFBD> 常<EFBFBD> <E5B8B8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> FAQ<41> <51>
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http://www.postgresql.org/files/documentation/faqs/FAQ_DEV.html
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1.2) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL <20> <>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> 寻<EFBFBD> <E5AFBB> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> 人<EFBFBD> <E4BABA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 中
央<> <E5A4AE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> ---<2D> 为<> <E4B8BA> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 们<EFBFBD> 确<EFBFBD> <E7A1AE> <EFBFBD> 个
<20> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> CVS管<53> <E7AEA1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 工<EFBFBD> <E5B7A5> <EFBFBD> <EFBFBD> <EFBFBD> 设<EFBFBD> <E8AEBE> 主<EFBFBD> <E4B8BB> <EFBFBD> <EFBFBD> 为<EFBFBD> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 管<EFBFBD> 工<EFBFBD> <E5B7A5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> 对PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL项<4C> <E9A1B9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 任<EFBFBD> <E4BBBB> 人<EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> 人<EFBFBD> 社<EFBFBD> <E7A4BE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 就<EFBFBD> <E5B0B1> 订<EFBFBD> <E8AEA2> <EFBFBD> 件<EFBFBD> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> 讨论
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> 详<EFBFBD> <E8AFA6> <20> <> <EFBFBD> 人<EFBFBD> 常<EFBFBD> <E5B8B8> <EFBFBD> <EFBFBD> (Developer's FAQ)
<20> <> <EFBFBD> 信<EFBFBD> <E4BFA1> <EFBFBD> <EFBFBD> <EFBFBD>
1.3)PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> ?
PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> BSD<53> <44> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 许<EFBFBD> <E8AEB8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> 以<EFBFBD> <E4BBA5> <EFBFBD> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 代<EFBFBD> <20> <> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 就<EFBFBD> <E5B0B1> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 软件<E8BDAF> <E4BBB6> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 们追<E4BBAC> <E8BFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 责任<E8B4A3> <E4BBBB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 就<EFBFBD> <E5B0B1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 软件<E8BDAF> <E4BBB6> <EFBFBD> <EFBFBD> 中
须<> <E9A1BB> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> 声<EFBFBD> <E5A3B0> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 就<EFBFBD> <E5B0B1> <EFBFBD> 们<EFBFBD> 使<EFBFBD> <E4BDBF> <EFBFBD> BSD<53> <44> 声<EFBFBD> <E5A3B0> 容<EFBFBD> <E5AEB9>
PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 管<EFBFBD> 系<EFBFBD> <E7B3BB>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> c<EFBFBD> <63> 1996-2005<30> <35> PostgreSQL <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> c<EFBFBD> <63> 1994-1996
<20> <20> <> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> Portions copyright (c) 1996-2005,PostgreSQL Global Development Group
Portions Copyright (c) 1994-6 Regents of the University of
California<69> <61>
<20> 许为任<E4B8BA> <E4BBBB> <EFBFBD> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 修<EFBFBD> <E4BFAE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个软件<E8BDAF> <E4BBB6> <EFBFBD> <EFBFBD> <EFBFBD> 档<EFBFBD> <E6A1A3> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 任<EFBFBD> <E4BBBB> 费<EFBFBD>
<20> <> <EFBFBD> 并<> <E5B9B6> <EFBFBD> 须<> <E9A1BB> 署<EFBFBD> <20> <>
<20> <> 产<EFBFBD> <E4BAA7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 声<EFBFBD> <E5A3B0> <EFBFBD> <EFBFBD> 段以<E6AEB5> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> 两段<E4B8A4> <E6AEB5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> Permission to use, copy, modify, and distribute this software and
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its documentation for any purpose, without fee, and without a written
agreement is hereby granted, provided that the above copyright notice
and this paragraph and the following two paragraphs appear in all
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copies.<2E> <>
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<20> <> 任<EFBFBD> <E4BBBB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 使<> <E4BDBF> <EFBFBD> <EFBFBD>
<20> 软件<E8BDAF> <E4BBB6> <EFBFBD> <EFBFBD> 档<EFBFBD> 导<EFBFBD> <E5AFBC> <EFBFBD> 对任<E5AFB9> <E4BBBB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 人<EFBFBD> <E4BABA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 伴<EFBFBD> <E4BCB4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 失<EFBFBD> 责任<E8B4A3> <E4BBBB> <EFBFBD> <EFBFBD> 使<EFBFBD> <20> <> 大<EFBFBD> <E5A4A7>
<20> 已<EFBFBD> <E5B7B2> 建议<E5BBBA> <E8AEAE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 失<EFBFBD> <E5A4B1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
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<20> <> IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY
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PARTY FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL
DAMAGES, INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF THIS
SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF CALIFORNIA
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HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.<2E> <>
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<20> <20> <> 大<EFBFBD> <E5A4A7> <EFBFBD> 确<EFBFBD> <E7A1AE> <EFBFBD> <EFBFBD> 任<EFBFBD> <E4BBBB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 份软件<E8BDAF> <E4BBB6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <20> <> 大<EFBFBD> <E5A4A7>
<20> 没<EFBFBD> 责任<E8B4A3> <E4BBBB> <EFBFBD> 维<EFBFBD> <E7BBB4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 强<EFBFBD> <E5BCBA> 修<EFBFBD> <E4BFAE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
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<20> <> THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,
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UPDATES, ENHANCEMENTS, OR MODIFICATIONS.<2E> <>
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1.4)PostgreSQL <20> <> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 系<EFBFBD> <E7B3BB> 平<EFBFBD> <E5B9B3> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> 说<EFBFBD> <E8AFB4> <EFBFBD> <EFBFBD> 任<EFBFBD> <E4BBBB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 对 UNIX <20> <> 容<EFBFBD> <E5AEB9> <EFBFBD> <EFBFBD> 系<EFBFBD> <E7B3BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 确<EFBFBD> <E7A1AE> <EFBFBD> <EFBFBD> <EFBFBD> 平<EFBFBD> <E5B9B3> <EFBFBD>
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PostgreSQl<51> <6C> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 微软Windows-NT<4E> <54> <EFBFBD> <EFBFBD> 系<EFBFBD> <E7B3BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> Win2000
SP4<50> <34> WinXP <20> Win2003<30> <33> 已<EFBFBD> <E5B7B2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
http://pgfoundry.org/projects/pginstaller<65> <72> 载<EFBFBD> <E8BDBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> MSDOS<4F> Windows<77> <73> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <20> <> Win95<39> <35> Win98<39> <38> WinMe<4D> <65> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> Cygwin模<6E> <E6A8A1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL<51>
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<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个为Novell Netware 6<> <36> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
http://forge.novell.com<6F> <6D> <EFBFBD> <EFBFBD> <EFBFBD> 为OS/2(eComStation)<29> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
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http://hobbes.nmsu.edu/cgi-bin/h-search?sh=1&button=Search&key=postgre
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SQL&stype=all&sort=type&dir=%2F <20> <> 载<EFBFBD>
1.5) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL<51> <4C>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> http://www.postgresql.org/ftp/<2F> <> 载<EFBFBD> <E8BDBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> FTP<54> <50> <EFBFBD> <EFBFBD>
ftp://ftp.PostgreSQL.org/pub/<2F> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 载<EFBFBD>
1.6) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
PostgreSQL <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 8.2.1 <20>
<20> 们计<E4BBAC> <E8AEA1> <EFBFBD> 年<EFBFBD> <E5B9B4> <EFBFBD> <EFBFBD> <EFBFBD> 个主<E4B8AA> <E4B8BB> <EFBFBD> 级<EFBFBD> <E7BAA7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
1.7) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 对PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
PostgreSQL社<4C> <E7A4BE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 件<EFBFBD> 表为<E8A1A8> <E4B8BA> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 帮<EFBFBD> <E5B8AE> <EFBFBD> <EFBFBD> 订<EFBFBD> <E8AEA2> <EFBFBD> 件<EFBFBD> 表<EFBFBD> 主
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
http://www.postgresql.org/community/lists/<2F> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> General <20>
Bug<75> <67> 件<EFBFBD> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> 好<EFBFBD> <E5A5BD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
主<> <E4B8BB> <EFBFBD> IRC<52> <43> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> FreeNode(irc.freenode.net)<29> #postgresql<71> <6C> 为<EFBFBD> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以使<E4BBA5> <E4BDBF> UNIX<49> <58> <EFBFBD> <EFBFBD> irc<72> <63> <EFBFBD> <EFBFBD> <EFBFBD> 令<EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> irc -c '#postgresql'
"$USER" irc.freenode.net <20> <> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> IRC客<43> <E5AEA2> 端<EFBFBD> <E7ABAF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> 个PostgreSQL<51> 西<EFBFBD> <E8A5BF> <EFBFBD> <EFBFBD> <EFBFBD> (#postgersql-es)<29> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
(#postgresql-fr)<29> <> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> EFNET<45> <54> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个PostgreSQL<51> 交<EFBFBD> <E4BAA4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> http://techdocs.postgresql.org/companies.php<68> <70>
<20> <> <EFBFBD>
1.8) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 交<EFBFBD> <E4BAA4> 个BUG<55> <47> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> 访<EFBFBD> <E8AEBF>
http://www.postgresql.org/support/submitbug<75> <67> 填<EFBFBD> Bug<75> <67> <EFBFBD> <EFBFBD> 表<EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> 访<EFBFBD> <E8AEBF> ftp<74> <70> <EFBFBD> <EFBFBD> ftp://ftp.PostgreSQL.org/pub/
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> 补<EFBFBD> <E8A1A5> <EFBFBD>
<20> <> <EFBFBD> 使<EFBFBD> <E4BDBF> Bug<75> 交表<E4BAA4> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL<51> <4C> 件<EFBFBD> 表<EFBFBD> Bug<75> 常<EFBFBD> <E5B8B8> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20>
* <20> <> 交<EFBFBD> 容<EFBFBD> <E5AEB9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个Bug<75> <67> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> Bug<75> <67> <EFBFBD> <20>
* <20> <> 交<EFBFBD> 容<EFBFBD> <E5AEB9> <EFBFBD> <EFBFBD> 个已<E4B8AA> <E5B7B2> <EFBFBD> Bug并<67> <E5B9B6> 已<EFBFBD> <E5B7B2> <EFBFBD> <20> <> TODO<44> <4F> <EFBFBD> <EFBFBD> <EFBFBD> 任<EFBFBD> <E4BBBB> <EFBFBD> 表<EFBFBD>
* <20> <> 交<EFBFBD> Bug已<67> <E5B7B2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 被修<E8A2AB> <E4BFAE> <EFBFBD>
* <20> <> 交<EFBFBD> Bug已修<E5B7B2> <E4BFAE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 补<EFBFBD> <E8A1A5> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 软件<E8BDAF> <E4BBB6>
* 请<> <E8AFB7> <EFBFBD> 交<EFBFBD> <E4BAA4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 详<EFBFBD> <E8AFA6> <EFBFBD> 信<EFBFBD> <E4BFA1> <EFBFBD> <EFBFBD>
+ <20> <> <EFBFBD> 系<EFBFBD> <E7B3BB>
+ PostgreSQL<51> <4C> <EFBFBD>
+ <20> <> <EFBFBD> <EFBFBD> <EFBFBD> Bug<75> <67> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
+ <20> <> <EFBFBD> <EFBFBD> 信<EFBFBD> <E4BFA1>
+ <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 踪<EFBFBD> <E8B8AA> <EFBFBD> <EFBFBD>
* <20> <> 交<EFBFBD> 容<EFBFBD> <E5AEB9> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> Bug<75> <67> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> 工<EFBFBD> <E5B7A5> <EFBFBD> <EFBFBD>
+ <20> 建<EFBFBD> <E5BBBA> 个<EFBFBD> <E4B8AA> 补<EFBFBD> <E8A1A5> 并<EFBFBD> <E5B9B6> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个主<E4B8AA> <E4B8BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
+ <20> <> Bug<75> <67> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 修<EFBFBD> <E4BFAE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 被<EFBFBD> <20> <> TODO<44> <4F> <EFBFBD> <EFBFBD> <EFBFBD> 任<EFBFBD> <E4BBBB> <EFBFBD> 表<EFBFBD>
1.9) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 解已<E8A7A3> <E5B7B2> <EFBFBD> BUG <20> <> 缺<EFBFBD> <E7BCBA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
PostgreSQL <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> SQL:2003 <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 们<EFBFBD> TODO
<20> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> 解已<E8A7A3> <E5B7B2> Bug<75> 表<EFBFBD> <E8A1A8> 缺<EFBFBD> <E7BCBA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 计<EFBFBD> <E8AEA1>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 请<EFBFBD> 常<EFBFBD> <E5B8B8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
* 该<> <E8AFA5> <EFBFBD> 已<EFBFBD> <20> <> TODO<44> <4F> <EFBFBD> <EFBFBD> <EFBFBD> 任<EFBFBD> <E4BBBB> <EFBFBD> 表<EFBFBD>
* 该<> <E8AFA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 须<EFBFBD> <E9A1BB> <EFBFBD> <EFBFBD> 为<> <E4B8BA>
+ <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 符<EFBFBD> SQL<51> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
+ 该<> <E8AFA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 大大<E5A4A7> <E5A4A7> <EFBFBD> 代<> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 带<EFBFBD> <E5B8A6> <EFBFBD> 好<EFBFBD> <E5A5BD> <EFBFBD> <EFBFBD> 微<EFBFBD> <E5BEAE> 足<EFBFBD> <E8B6B3> <EFBFBD>
+ 该<> <E8AFA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <>
* 该<> <E8AFA5> <EFBFBD> <EFBFBD> <EFBFBD> 被<EFBFBD> <20> <> TODO<44> <4F> <EFBFBD> <EFBFBD> <EFBFBD> 任<EFBFBD> <E4BBBB> <EFBFBD> 表<EFBFBD>
PostgreSQL<51> <4C> 使<EFBFBD> <E4BDBF> Bug<75> <67> 踪系<E8B8AA> <E7B3BB> <EFBFBD> <EFBFBD> <EFBFBD> 为<> 们<EFBFBD> <E4BBAC> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 件<EFBFBD> 表中
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> TODO任<4F> <E4BBBB> <EFBFBD> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 工<EFBFBD> <E5B7A5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> Bug<75> <67> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 们<EFBFBD> 软件<E8BDAF> <E4BBB6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
对影<E5AFB9> <E5BDB1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> Bug<75> <67> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 快<EFBFBD> <E5BFAB> 被修<E8A2AB> <E4BFAE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 修<EFBFBD> <E4BFAE>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> CVS<56> <53> <EFBFBD> <EFBFBD> <EFBFBD> 信<EFBFBD> <E4BFA1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> <EFBFBD> <EFBFBD> 软件<E8BDAF> <E4BBB6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 信<EFBFBD> <E4BFA1> 中
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 软件<E8BDAF> <E4BBB6> <EFBFBD> <EFBFBD> <EFBFBD>
1.10) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 档<EFBFBD> <E6A1A3> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
PostgreSQL<51> <4C> <EFBFBD> 大<EFBFBD> <E5A4A7> <EFBFBD> 档<EFBFBD> <E6A1A3> 主<EFBFBD> <E4B8BB> <EFBFBD> 详<EFBFBD> <E8AFA6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 页<EFBFBD> <E9A1B5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> /doc
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 注<EFBFBD> <E6B3A8> <EFBFBD> <EFBFBD> 为 $PGHOME/doc<6F> <63> <EFBFBD>
<20> <> <20> <> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> 线<EFBFBD> <E7BABF> <EFBFBD> <EFBFBD> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> http://www.PostgreSQL.org/d
ocs<63>
<20> 两<EFBFBD> <E4B8A4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL<51> 书<EFBFBD> <E4B9A6> 线<EFBFBD> <E7BABF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
http://www.PostgreSQL.org/docs/awbook.html <20>
http://www.commandprompt.com/ppbook/ <20> <20> <> <EFBFBD> 大<EFBFBD> <E5A4A7> PostgreSQL书<4C> <E4B9A6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 购
买<> <E4B9B0> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 为<EFBFBD> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> Korry Douglas<61> <73> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
http://techdocs.PostgreSQL.org/techdocs/bookreviews.php<68> <70>
<20> <> <EFBFBD> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> PostgreSQL书<4C> <E4B9A6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <>
http://techdocs.PostgreSQL.org/<2F> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL<51> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20>
客<> <E5AEA2> 端<EFBFBD> <E7ABAF> <EFBFBD> 令<EFBFBD> <E4BBA4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> psql<71> <6C> <EFBFBD> <EFBFBD> <EFBFBD> 以 \d
<20> <> 头<EFBFBD> <E5A4B4> <EFBFBD> 令<EFBFBD> <E4BBA4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 示<EFBFBD> <E7A4BA> <EFBFBD> <EFBFBD> 类<EFBFBD> <E7B1BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 符<EFBFBD> <E7ACA6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 信<EFBFBD> <E4BFA1> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> \?
<20> <> 以<EFBFBD> <E4BBA5> 示<EFBFBD> <E7A4BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 令<EFBFBD>
<20> 们<EFBFBD> web <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 档<EFBFBD>
1.11) <20> <> <EFBFBD> 该<EFBFBD> <E8AFA5> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> SQL <20> <>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 述<EFBFBD> <E8BFB0> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> 书<EFBFBD> <E4B9A6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> Teach Yourself SQL in
21 Days, Second Edition<6F> <6E> <EFBFBD> <EFBFBD> 详<EFBFBD> <E8AFA6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
http://members.tripod.com/er4ebus/sql/index.htm<74> <6D>
<20> 们<EFBFBD> 许<EFBFBD> <E8AEB8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 欢The Practical SQL Handbook<6F> <6B> Bowman, Judith S.
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> Addison-Wesley<65> <79> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 欢 The Complete Reference SQL,
Groff <20> <> <EFBFBD> <EFBFBD> <EFBFBD> McGraw-Hill<6C> <6C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 好<EFBFBD> <E5A5BD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 们<EFBFBD> <E4BBAC>
* http://www.intermedia.net/support/sql/sqltut.shtm
* http://sqlcourse.com.
* http://www.w3schools.com/sql/default.asp
* http://mysite.verizon.net/Graeme_Birchall/id1.html
1.12)<29> <> <EFBFBD> <EFBFBD> <EFBFBD> 交补<E4BAA4> <E8A1A5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
详<> <E8AFA6> <20> <> <EFBFBD> 人<EFBFBD> 常<EFBFBD> <E5B8B8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> (Developer's FAQ) <20>
1.13)PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 系<EFBFBD> <E7B3BB> <EFBFBD> <EFBFBD> 起<EFBFBD> <E8B5B7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> 价软件<E8BDAF> 好<EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 价<EFBFBD> <20> <>
<20> <> <EFBFBD>
PostgreSQL <20> <> <EFBFBD> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> 询<EFBFBD> <E8AFA2> 触<EFBFBD> <E8A7A6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> 们<EFBFBD> <E4BBAC> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 们没<E4BBAC> <E6B2A1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 类<EFBFBD> <E7B1BB> <EFBFBD> 继<EFBFBD> <E7BBA7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 并<EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
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<20> <> <EFBFBD> <EFBFBD>
PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 类似<E7B1BB> <E4BCBC> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 对<EFBFBD> <E5AFB9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 快
<20> <> 对<EFBFBD> <E5AFB9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 们<EFBFBD> <E4BBAC> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 常<EFBFBD> <E5B8B8>
+/- 10%<25> <> <EFBFBD> <EFBFBD> <EFBFBD>
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<20> <> <EFBFBD> <20> <>
<20> 们<EFBFBD> <E4BBAC> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 须<EFBFBD> <E9A1BB> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 就<EFBFBD> <E5B0B1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 没<EFBFBD> <E6B2A1> <EFBFBD> 们<EFBFBD> <E4BBAC> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> 认<EFBFBD> <E8AEA4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 缺<EFBFBD> <E7BCBA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 稳<EFBFBD> <E7A8B3> 代<EFBFBD> <20> <> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> beta
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 并<EFBFBD> <E5B9B6> <EFBFBD> 们<EFBFBD> <E4BBAC> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 示<EFBFBD> 们<EFBFBD> <E4BBAC> 以<EFBFBD> <E4BBA5> <EFBFBD> 稳<EFBFBD> <E7A8B3> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> 产使<E4BAA7> <E4BDBF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 们<EFBFBD> <E4BBAC> 信<EFBFBD> <E4BFA1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 们<EFBFBD> <E4BBAC> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 软件<E8BDAF> <E4BBB6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
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<20> <> <EFBFBD>
<20> 们<EFBFBD> <E4BBAC> <EFBFBD> 件<EFBFBD> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> 常大<E5B8B8> <E5A4A7> <EFBFBD> <EFBFBD> 人<EFBFBD> <E4BABA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以帮<E4BBA5> <E5B8AE> 解<EFBFBD> <E8A7A3> <EFBFBD> 碰<EFBFBD>
<20> <> 任<EFBFBD> <E4BBBB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 们<EFBFBD> <E4BBAC> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 解<EFBFBD> <E8A7A3> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 软
件<> <E4BBB6> 并<EFBFBD> <E5B9B6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 解<EFBFBD> <E8A7A3> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 人<EFBFBD> <E4BABA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 群<EFBFBD> <E7BEA4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 触使PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 好<EFBFBD> <E5A5BD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 人<EFBFBD> <E4BABA> <EFBFBD>
<20> <> 1.7 <20> <> <EFBFBD> <EFBFBD> <EFBFBD>
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价<> <20>
<20> 们对任<E5AFB9> <E4BBBB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 费<EFBFBD> <E8B4B9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <20> <> 以<EFBFBD> <E4BBA5> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> 产<EFBFBD> <E4BAA7> <EFBFBD> <20> <> <EFBFBD> 们<EFBFBD> 代<EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 们<EFBFBD> <E4BBAC> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> 声<EFBFBD> <E5A3B0> 声<EFBFBD> <E5A3B0> BSD<53> <44> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 容<EFBFBD>
2007-02-21 19:42:36 +03:00
1.14) PostgreSQL<51> <4C> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> 家<EFBFBD> <E5AEB6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> ?
PostgreSQL 8.0<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 使<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 系<EFBFBD> <EFBFBD> 中
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 信<EFBFBD> <E4BFA1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 8.0<EFBFBD> <EFBFBD> 以<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 身<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> 信<EFBFBD> <E4BFA1> <EFBFBD>
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_________________________________________________________________
2007-02-01 07:55:53 +03:00
<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 客<EFBFBD> <EFBFBD> 端<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
2005-06-04 07:28:57 +04:00
2007-02-01 07:55:53 +03:00
2.1) <20> 们<EFBFBD> <E4BBAC> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL<51> 交<EFBFBD> <E4BAA4> <EFBFBD>
PostgreSQL(缺<> <E7BCBA> <EFBFBD> <EFBFBD> )<29> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> C<EFBFBD> <43> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> C<EFBFBD> <43> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 项<EFBFBD> <E9A1B9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> 载<EFBFBD> <E8BDBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 项<EFBFBD> <E9A1B9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 好<EFBFBD> <E5A5BD>
<20> <> <EFBFBD> <EFBFBD> 们<EFBFBD> <E4BBAC> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 计<EFBFBD> <E8AEA1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
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<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 语
<20> <> <EFBFBD> <EFBFBD> PHP<48> <50> <EFBFBD> 访<EFBFBD> <E8AEBF> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> Perl<72> TCL<43> Python以<6E> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
http://gborg.postgresql.org<72> <67> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> Drivers/Interfaces<65> <73> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
并<> <E5B9B6> <EFBFBD> <EFBFBD> <EFBFBD> Internet<65> <74> 容<EFBFBD> <E5AEB9> 索<EFBFBD> <E7B4A2> <EFBFBD>
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2.2) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 工<EFBFBD> <E5B7A5> <EFBFBD> <EFBFBD> 以<EFBFBD> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> Web 页<> <E9A1B5> <EFBFBD> <EFBFBD>
<20> <> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 为<EFBFBD> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> http://www.webreview.com<6F>
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对<> <E5AFB9> Web <20> <> <EFBFBD> <EFBFBD> PHP <20> <> <EFBFBD> <EFBFBD> 个<EFBFBD> 好<EFBFBD> <E5A5BD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> http://www.php.net/<2F>
2005-05-11 17:36:14 +04:00
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对<> <E5AFB9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 任<EFBFBD> <E4BBBB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 人<EFBFBD> <E4BABA> <EFBFBD> Perl <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 使<> <E4BDBF> CGI.pm<70> DBD::Pg <20> mod_perl <20>
2005-05-11 17:36:14 +04:00
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2.3)PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> 形<EFBFBD> <E5BDA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 人<EFBFBD> <E4BABA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL<51> GUI<55> <49> 形工<E5BDA2> <E5B7A5> 软件<E8BDAF> <E4BBB6> <EFBFBD> <EFBFBD>
PostgreSQL社<4C> <E7A4BE> <EFBFBD> 档<EFBFBD> <E6A1A3> <EFBFBD> 个详<E4B8AA> <E8AFA6> <EFBFBD> <EFBFBD> 表<EFBFBD>
2005-05-11 17:36:14 +04:00
_________________________________________________________________
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系<EFBFBD> <EFBFBD> 管<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
2005-06-04 07:28:57 +04:00
2007-02-01 07:55:53 +03:00
3.1)<29> <> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> /usr/local/pgsql 以<> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> configure <20> <> <EFBFBD> <20> <> --prefix <20> 项<EFBFBD>
3.2) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
缺<> <E7BCBA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL<51> <4C> <EFBFBD> 许<EFBFBD> <E8AEB8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> unix <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> TCP/IP<49> <50> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 修<EFBFBD> <E4BFAE> <EFBFBD> <EFBFBD> <EFBFBD> 置<EFBFBD> 件postgresql.conf中
<20> listen_addresses<65> <73> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 置<EFBFBD> 件$PGDATA/pg_hba.conf<6E> <66> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> host-based
<20> <> <EFBFBD> 身份认<E4BBBD> <E8AEA4> <EFBFBD> <EFBFBD> 并<EFBFBD> <E5B9B6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> PostgreSQL
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
3.3) <20> <> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 好<EFBFBD> <E5A5BD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> 个主<E4B8AA> <E4B8BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> 主<EFBFBD> <E4B8BB> <EFBFBD> <EFBFBD> <EFBFBD> 修<EFBFBD> <E4BFAE> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> 好<EFBFBD> <E5A5BD> <EFBFBD> <EFBFBD> <EFBFBD> :
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+ <20> 建索<E5BBBA> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 表达<E8A1A8> <E8BEBE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD>
+ 使<> <E4BDBF> COPY<50> <59> <EFBFBD> <EFBFBD> 代<EFBFBD> <E4BBA3> <EFBFBD> <EFBFBD> 个Insert<72> <74> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
+ <20> <> <EFBFBD> <EFBFBD> 个SQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> 交<EFBFBD> <E4BAA4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
+ <20> <> <EFBFBD> <EFBFBD> 个索<E4B8AA> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 记<EFBFBD> <E8AEB0> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> CLUSTER<45> <52>
+ <20> <> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 记<EFBFBD> <E8AEB0> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> LIMIT<49> <54>
+ 使<> <E4BDBF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> Prepared Query)<29> <>
+ 使<> <E4BDBF> ANALYZE以<45> <E4BBA5> <EFBFBD> 精确<E7B2BE> <E7A1AE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 计<EFBFBD> <E8AEA1>
+ <20> <> <EFBFBD> 使<EFBFBD> <E4BDBF> VACUUM <20> pg_autovacuum
+ <20> <> <EFBFBD> <EFBFBD> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 建索<E5BBBA> <E7B4A2> <EFBFBD> <EFBFBD>
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<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 置
<20> 置<EFBFBD> 件postgres.conf中
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> 设置<E8AEBE> <E7BDAE> <EFBFBD> <EFBFBD> 影<EFBFBD> <E5BDB1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
管<> <E7AEA1> <EFBFBD> <EFBFBD> /<2F> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> /<2F> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 置<EFBFBD> <E7BDAE>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 解<EFBFBD> <E8A7A3> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> http://www.varlena.com/varlena/GeneralBits/Tid
bits/annotated_conf_e.html <20>
http://www.varlena.com/varlena/GeneralBits/Tidbits/perf.html<6D>
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硬件<E7A1AC> <E4BBB6> <EFBFBD> <EFBFBD>
计<> <E8AEA1> <EFBFBD> <EFBFBD> 硬件对<E4BBB6> <E5AFB9> <EFBFBD> <EFBFBD> <EFBFBD> 影<EFBFBD> <E5BDB1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
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http://candle.pha.pa.us/main/writings/pgsql/hw_performance/inde
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x.html <20> http://www.powerpostgresql.com/PerfList/<2F>
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3.4)PostgreSQL<51> <4C> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
PostgreSQL <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 类似 log_*
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 置<EFBFBD> <E7BDAE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 计<EFBFBD> <E8AEA1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 工<EFBFBD> <E5B7A5> 对<EFBFBD> <E5AFB9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD>
3.5) 为<> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> Sorry, too many
clients<74> <73> 已<EFBFBD> 太<EFBFBD> <E5A4AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> 表示<E8A1A8> <E7A4BA> 已达<E5B7B2> <E8BEBE> 缺<EFBFBD> 100个并<E4B8AA> <E5B9B6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 修<EFBFBD> <E4BFAE> postgres
ql.conf<6E> 件<EFBFBD> <E4BBB6> <EFBFBD> max_connections<6E> <73> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> postmaster<65> <72> <EFBFBD> <EFBFBD> 并<EFBFBD> <E5B9B6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 修<EFBFBD> <E4BFAE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> postmaster<65>
3.6)PostgreSQL<51> <4C> 级<EFBFBD> <E7BAA7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 容 <20> <>
PostgreSQL <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 对<EFBFBD> <E5AFB9> 次<EFBFBD> <E6ACA1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 级主<E7BAA7> <E4B8BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> Bug修<67> <E4BFAE> 工<EFBFBD> <E5B7A5> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD>
7.4.8 <20> 级<EFBFBD> <E7BAA7> 7.4.9 <20> <> <EFBFBD> <EFBFBD> <EFBFBD> dump <20> restore<72> <65> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 软件<E8BDAF> <E4BBB6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 该<EFBFBD> <E8AFA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> 使<EFBFBD> <E4BDBF> <EFBFBD> 主<EFBFBD> <E4B8BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 尽快<E5B0BD> <E5BFAB>
<20> <> <EFBFBD> 尽管<E5B0BD> <E7AEA1> 次<EFBFBD> 级<EFBFBD> <E7BAA7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 设计<E8AEBE> <E8AEA1> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> Bug<75> <67> <EFBFBD> 代<EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL社<4C> <E7A4BE> 认为<E8AEA4> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 级<EFBFBD> <E7BAA7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 级<EFBFBD> <E7BAA7>
主<> <E4B8BB> <EFBFBD> <EFBFBD> <EFBFBD> 级<EFBFBD> <E7BAA7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 7.3 <20> <> 7.4<EFBFBD> <EFBFBD> <EFBFBD> 常<EFBFBD> <EFBFBD> 修<EFBFBD> <EFBFBD> 系<EFBFBD> <EFBFBD> 表<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 表<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> 们<EFBFBD> <E4BBAC> 维<EFBFBD> <E7BBB4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 件<EFBFBD> <E4BBB6> <EFBFBD> <EFBFBD> <EFBFBD> 容<EFBFBD> <E5AEB9> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 中
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 导<EFBFBD> <E5AFBC> <EFBFBD> <EFBFBD> dump<6D> <70> /<2F> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 中
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 导<EFBFBD> <E5AFBC> <EFBFBD> <EFBFBD> reload<61> <64> 对主<E5AFB9> <E4B8BB> <EFBFBD> <EFBFBD> <EFBFBD> 级<EFBFBD> <E7BAA7> <EFBFBD> <EFBFBD> 须<EFBFBD> <E9A1BB>
3.7)(使<> <E4BDBF> PostgreSQL)<29> <> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 计<EFBFBD> <E8AEA1> <EFBFBD> <EFBFBD> 硬件 <20> <>
<20> <> <EFBFBD> <EFBFBD> 计<EFBFBD> <E8AEA1> <EFBFBD> <EFBFBD> 硬件大<E4BBB6> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 容<EFBFBD> <E5AEB9> <EFBFBD> 人们<E4BABA> <E4BBAC> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 信<EFBFBD> <E4BFA1> 计<EFBFBD> <E8AEA1> <EFBFBD> <EFBFBD> 硬件<E7A1AC>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> ECC RAM<41> <4D> 带<EFBFBD> <E5B8A6> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> SCSI
<20> <> 硬<EFBFBD> <E7A1AC> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 质<EFBFBD> 主<EFBFBD> <E4B8BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 便<EFBFBD> <E4BEBF> 货<EFBFBD> <E8B4A7> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 好<EFBFBD> <E5A5BD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL
<20> <20> <> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 任<EFBFBD> <E4BBBB> 硬件<E7A1AC> <E4BBB6> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 对<EFBFBD> <E5AFB9> <20> 系<EFBFBD> <E7B3BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 就<> <E5B0B1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 究<> <E7A9B6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> 硬件<E7A1AC> <E4BBB6>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 们<EFBFBD> <E4BBAC> <EFBFBD> 件<EFBFBD> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 硬件<E7A1AC> 置<EFBFBD> <E7BDAE> <EFBFBD> 价<EFBFBD> <E4BBB7> <EFBFBD> 讨论<E8AEA8>
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_________________________________________________________________
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<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
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4.1) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> 头<EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 并<EFBFBD> <E5B9B6> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询中
<20> <> <EFBFBD> 确<EFBFBD> <E7A1AE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> 以使<E4BBA5> <E4BDBF> LIMIT<49> <54> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个索<E4B8AA> <E7B4A2> <EFBFBD> <EFBFBD> ORDER BY中
<20> <> <EFBFBD> 件<EFBFBD> <E4BBB6> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL <20> <> <EFBFBD> <EFBFBD> 就<EFBFBD> <E5B0B1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 头<EFBFBD> <20> <> 记<EFBFBD> <E8AEB0> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 对<EFBFBD> <E5AFB9> 个<EFBFBD> <E4B8AA> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 确<EFBFBD>
<20> 记<EFBFBD> <E8AEB0> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> 使<EFBFBD> <E4BDBF> 游<EFBFBD> (cursor)<29> FETCH<43> <48> <EFBFBD> <EFBFBD>
<20> <> 使<EFBFBD> <E4BDBF> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 记<EFBFBD> <E8AEB0> <EFBFBD> <EFBFBD> <EFBFBD>
SELECT cols
FROM tab
ORDER BY random()
LIMIT 1 ;
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4.2)
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 表<EFBFBD> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> psql<71> <6C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> 令并<E4BBA4> <E5B9B6> 示<EFBFBD> <E7A4BA> 们
<20> <>
<20> <> psql<71> <6C> 使<EFBFBD> <E4BDBF> \dt <20> <> 令<EFBFBD> <E4BBA4> <EFBFBD> <EFBFBD> 示<EFBFBD> <E7A4BA> <EFBFBD> <EFBFBD> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 解psql中
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 令<EFBFBD> 表<EFBFBD> <E8A1A8> 使<EFBFBD> <E4BDBF> \? <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> 以<EFBFBD> 读 psql <20> <> <EFBFBD> 代<EFBFBD>
<20> 件pgsql/src/bin/psql/describe.c<> <63> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 为<EFBFBD> <E4B8BA> psql<71> <6C> <EFBFBD> <20> <> 令<EFBFBD> <E4BBA4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> SQL
<20> <> 令<EFBFBD> <E4BBA4> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> 以带 -E <20> 项<EFBFBD> <E9A1B9> <EFBFBD> <EFBFBD> psql<71> <6C> <20> <> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> psql中
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 令<EFBFBD> <E4BBA4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> <EFBFBD> SQL<51> <4C> 询语
<20> <> <EFBFBD> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> 容SQL<51> INFORMATION SCHEMA<4D> <41> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <20> <> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 信<EFBFBD> <E4BFA1> <EFBFBD>
<20> <> 系<EFBFBD> <E7B3BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以pg_ <20> 头<EFBFBD> 系<EFBFBD> <E7B3BB> 表<EFBFBD> <E8A1A8> <EFBFBD> 述<EFBFBD> <E8BFB0> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
使<> <E4BDBF> psql -l <20> 令<EFBFBD> <E4BBA4> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
pgsql/src/tutorial/syscat.source<63> 件<EFBFBD> <E4BBB6> <EFBFBD> <EFBFBD> <EFBFBD> 举<EFBFBD> <E4B8BE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 系<EFBFBD> <E7B3BB> 表<EFBFBD> <E8A1A8>
<20> <> <EFBFBD> 信<EFBFBD> <E4BFA1> <EFBFBD> SELECT<43> <54> <EFBFBD> <EFBFBD> <EFBFBD>
4.3) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> 段<EFBFBD> <E6AEB5> <EFBFBD> <EFBFBD> <EFBFBD> 类<EFBFBD> <E7B1BB> <EFBFBD>
<20> <> 8.0<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> 段<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 类<EFBFBD> <EFBFBD> <EFBFBD> 容<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 使<EFBFBD> <EFBFBD> ALTER TABLE ALTER
COLUMN TYPE <20>
<20> <> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <20> <> <EFBFBD> <EFBFBD>
BEGIN;
2005-06-04 07:28:57 +04:00
ALTER TABLE tab ADD COLUMN new_col new_data_type;
UPDATE tab SET new_col = CAST(old_col AS new_data_type);
ALTER TABLE tab DROP COLUMN old_col;
2005-05-11 17:36:14 +04:00
COMMIT;
2007-02-01 07:55:53 +03:00
<20> <> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 以使<E4BBA5> <E4BDBF> VACUUM FULL tab <20> 令<EFBFBD> <E4BBA4> 使系<E4BDBF> <E7B3BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> 空<EFBFBD> <E7A9BA> <EFBFBD>
4.4) <20> <> <EFBFBD> 记<EFBFBD> <E8AEB0> <EFBFBD> <EFBFBD> <EFBFBD> 个表<E4B8AA> <E8A1A8> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 大尺寸<E5B0BA> <E5AFB8> <20> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 已<EFBFBD> <E5B7B2> <EFBFBD> <EFBFBD> 32TB <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> 个表<E4B8AA> <E8A1A8> 大尺寸<E5B0BA> <E5AFB8> 32 TB
<20> <> <EFBFBD> <EFBFBD> 记<EFBFBD> <E8AEB0> <EFBFBD> <EFBFBD> 大尺寸<E5B0BA> <E5AFB8> 1.6 TB
<20> <> 个<EFBFBD> 段<EFBFBD> <E6AEB5> 大尺寸? 1 GB
<20> <> 个表<E4B8AA> <E8A1A8> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <20> <> <EFBFBD>
<20> <> 个表<E4B8AA> <E8A1A8> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> 250-1600 <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 类<EFBFBD> <E7B1BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> 个表<E4B8AA> <E8A1A8> <EFBFBD> 大索<E5A4A7> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <20> <> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 没<EFBFBD> <E6B2A1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 空<EFBFBD> <E7A9BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> /交<> <E4BAA4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 约<EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 述<EFBFBD> <E8BFB0> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 常<EFBFBD> <E5B8B8> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> 系<EFBFBD> <E7B3BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 大影<E5A4A7> <E5BDB1>
<20> 表<EFBFBD> <E8A1A8> 大大<E5A4A7> <E5A4A7> 32 TB
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 系<EFBFBD> <E7B3BB> 对<EFBFBD> 个<EFBFBD> 件<EFBFBD> <E4BBB6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> 大表<E5A4A7> <E8A1A8> <EFBFBD> <EFBFBD> 个 1 GB <20> <> 件<EFBFBD> <E4BBB6>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> 件系<E4BBB6> <E7B3BB> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> 缺<EFBFBD> <E7BCBA> <EFBFBD> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 32K <20> <> <EFBFBD> 大<EFBFBD> <E5A4A7> 表大<E8A1A8> <E5A4A7> <EFBFBD> <EFBFBD> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> 就<EFBFBD> <E5B0B1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 对大<E5AFB9> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 2000<30> <30>
<20> <> <EFBFBD> <EFBFBD> 建索<E5BBBA> <E7B4A2> <EFBFBD> 幸<EFBFBD> <E5B9B8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 对<EFBFBD> <E5AFB9> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> 容<EFBFBD> <E5AEB9> <EFBFBD> <EFBFBD> MD5<44> <35> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD> 对<EFBFBD> <E5AFB9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
并<> <E5B9B6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 索<EFBFBD> 许对<E8AEB8> <E5AFB9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 索<EFBFBD>
4.5) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 件<EFBFBD> <E4BBB6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 空<EFBFBD> <E7A9BA> <EFBFBD> <EFBFBD>
<20> <> 个 Postgres <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> 件<EFBFBD> <E4BBB6> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> 空<EFBFBD> <E7A9BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> 件<EFBFBD> <E4BBB6> 身大<E8BAAB> <E5A4A7> 5<EFBFBD> <35> <EFBFBD> <EFBFBD>
<20> 空<EFBFBD> <E7A9BA> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 设<EFBFBD> <E8AEBE> <EFBFBD> 个 100,000 <20> <> <EFBFBD> <EFBFBD> 件<EFBFBD> <E4BBB6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> 述<EFBFBD>
<20> 设<EFBFBD> <E8AEBE> <EFBFBD> 串<EFBFBD> 平<EFBFBD> <E5B9B3> <EFBFBD> 度为20<32> <30> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 件<EFBFBD> <20> <> 2.8 MB<4D> <42> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 件大约<E5A4A7> <E7BAA6> 6.4 MB:
28 <20> <> : <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 头<EFBFBD> <E5A4B4> 大约<E5A4A7> <E7BAA6> <EFBFBD> <EFBFBD>
24 <20> <> : <20> <> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 段<EFBFBD> <E6AEB5> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> 段
+ 4 <20> <> : 页<> <E9A1B5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
2005-05-11 17:36:14 +04:00
----------------------------------------
2007-02-01 07:55:53 +03:00
56 <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
2005-05-11 17:36:14 +04:00
2007-02-01 07:55:53 +03:00
PostgreSQL <20> <> <EFBFBD> <EFBFBD> 页<EFBFBD> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> 8192 <20> <> (8 KB)<29> <> <EFBFBD> <EFBFBD> <EFBFBD>
2005-05-11 17:36:14 +04:00
2007-02-01 07:55:53 +03:00
8192 <20> <> <EFBFBD> <EFBFBD> 页
------------------- = 146 <20> <> /<2F> <> <EFBFBD> <EFBFBD> 页<EFBFBD> <E9A1B5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
56 <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
2005-05-11 17:36:14 +04:00
2007-02-01 07:55:53 +03:00
100000 <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
-------------------- = 685 <20> <> <EFBFBD> <EFBFBD> 页<EFBFBD> <E9A1B5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
146 <20> <> /<2F> <> <EFBFBD> <EFBFBD> 页
2005-05-11 17:36:14 +04:00
2007-02-01 07:55:53 +03:00
685 <20> <> <EFBFBD> <EFBFBD> 页 * 8192 <20> <> /页 = 5,611,520 <20> <> <EFBFBD> <EFBFBD> 5.6 MB<4D> <42>
2005-06-04 07:28:57 +04:00
2007-02-01 07:55:53 +03:00
索<> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 确<EFBFBD> <E7A1AE> <EFBFBD> <EFBFBD> <EFBFBD> 被索<E8A2AB> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <>
<20> <> <EFBFBD> 们<EFBFBD> <E4BBAC> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 大<EFBFBD>
空<> <E7A9BA> NULL<4C> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 空<EFBFBD> <E7A9BA> <EFBFBD>
4.6) 为<> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 为<EFBFBD> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询没<E8AFA2> <E6B2A1> <EFBFBD> <EFBFBD> <EFBFBD> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD>
并<> <E5B9B6> <EFBFBD> 个<EFBFBD> <E4B8AA> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 表<EFBFBD> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 并<EFBFBD> <E5B9B6> <EFBFBD> <EFBFBD>
询<> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 记<EFBFBD> <E8AEB0> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 索<EFBFBD> <E7B4A2> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> 为索<E4B8BA> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 起<EFBFBD> <E8B5B7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 读<EFBFBD> 表<EFBFBD> <E8A1A8> 顺<EFBFBD> <E9A1BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
为<> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD> PostgreSQL<51> <4C> 须<EFBFBD> <E9A1BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 表<EFBFBD> <E8A1A8> <EFBFBD> 计<EFBFBD> <E8AEA1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 计<EFBFBD> <E8AEA1> <EFBFBD> <EFBFBD> 以使<E4BBA5>
<20> VACUUM ANALYZE<5A> <45> <EFBFBD> ANALYZE <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 使<> <E4BDBF> <EFBFBD> <EFBFBD> 计<EFBFBD> <E8AEA1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 表中
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 就<EFBFBD> <E5B0B1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 好<EFBFBD> <E5A5BD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 索<EFBFBD> <E7B4A2> <EFBFBD>
<20> <> 计<EFBFBD> <E8AEA1> 对确<E5AFB9> <E7A1AE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 顺<EFBFBD> <E9A1BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 表<EFBFBD> <E8A1A8> 容<EFBFBD> <E5AEB9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> 计<EFBFBD> <E8AEA1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
索<> <E7B4A2> <EFBFBD> 常<EFBFBD> <E5B8B8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> ORDER BY
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 对<EFBFBD> <E5AFB9> 个大表<E5A4A7> <E8A1A8> <EFBFBD> 次顺<E6ACA1> <E9A1BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 次<EFBFBD> <E6ACA1> <EFBFBD> <EFBFBD> 常<EFBFBD> <E5B8B8> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 快<EFBFBD> <E5BFAB> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> LIMIT <20> ORDER BY
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 起使<E8B5B7> <E4BDBF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 常<EFBFBD> <E5B8B8> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> 为<> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 表中
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 记<EFBFBD> <E8AEB0> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> 确信PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> 顺<EFBFBD> <E9A1BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 确<EFBFBD> <E7A1AE> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> 以使<E4BBA5> <E4BDBF> SET
enable_seqscan TO 'off'<27> 令<EFBFBD> <E4BBA4> <EFBFBD> <EFBFBD> <EFBFBD> 顺<EFBFBD> <E9A1BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> 次<EFBFBD> <E6ACA1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> 就<> <E5B0B1> 以<EFBFBD> <E4BBA5> <EFBFBD> 使<EFBFBD> <E4BDBF> <EFBFBD> <EFBFBD> 个索<E4B8AA> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 确<EFBFBD> <E7A1AE> <EFBFBD> <EFBFBD> 快<EFBFBD> <E5BFAB> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> 使<EFBFBD> <E4BDBF> <EFBFBD> <EFBFBD> 符<EFBFBD> <E7ACA6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> LIKE <20> ~ <20> <> <EFBFBD> <EFBFBD> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> <EFBFBD> <EFBFBD>
* <20> 符串<E7ACA6> <E4B8B2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 须<EFBFBD> <E9A1BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 符串<E7ACA6> <E4B8B2> <EFBFBD> <EFBFBD> 就<EFBFBD> <E5B0B1> 说<EFBFBD> <E8AFB4>
+ LIKE 模<> <E6A8A1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以 % <20> 头<EFBFBD>
+ ~ <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 表达<E8A1A8> <E8BEBE> <EFBFBD> <EFBFBD> 模<EFBFBD> <E6A8A1> <EFBFBD> <EFBFBD> 须以 ^ <20> 头<EFBFBD>
* <20> 符串<E7ACA6> <E4B8B2> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> 符<EFBFBD> 模<EFBFBD> <E6A8A1> 类<EFBFBD> 头<EFBFBD> <E5A4B4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> [a-e]<5D>
* 大<> <E5A4A7> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> ILIKE <20> ~* <20> <> <EFBFBD> 使<EFBFBD> <E4BDBF> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> 4.8
<20> <> 述<EFBFBD> 表达<E8A1A8> <E8BEBE> 索<EFBFBD> <E7B4A2> <EFBFBD>
* <20> <> <EFBFBD> initdb <20> <> <EFBFBD> <EFBFBD> 须<EFBFBD> <E9A1BB> <EFBFBD> 缺<EFBFBD> <E7BCBA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 设置 C
locale<6C> <65> <EFBFBD> 为系<E4B8BA> <E7B3BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> C locale<6C> <65> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> 大<EFBFBD> 符<EFBFBD> <E7ACA6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> 以<EFBFBD> 建<EFBFBD> <E5BBBA> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> text_pattern_ops索<73> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> LIKE
<20> 索<EFBFBD> <E7B4A2> <EFBFBD>
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<20> <> 8.0<EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 中
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> 类<EFBFBD> <E7B1BB> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 类<EFBFBD> <E7B1BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD> 常<EFBFBD> <E5B8B8> <EFBFBD> <EFBFBD> 被<EFBFBD> <E8A2AB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> 对int2,int8<74> <38> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 索<EFBFBD> <E7B4A2> <EFBFBD>
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4.7) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> 估<EFBFBD> <E4BCB0> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2>
<20> <> EXPLAIN <20> <> 页<EFBFBD>
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4.8) <20> <> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 表达<E8A1A8> <E8BEBE> <EFBFBD> 索<EFBFBD> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> 表达<E8A1A8> <E8BEBE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> 符 ~ <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 表达<E8A1A8> <E8BEBE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> ~* <20> <> <EFBFBD> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> 表达<E8A1A8> <E8BEBE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> LIKE <20> <> <EFBFBD> <EFBFBD> 为 ILIKE<4B>
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大<> <E5A4A7> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 常<EFBFBD> <E5B8B8> <EFBFBD> <EFBFBD>
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SELECT *
FROM tab
WHERE lower(col) = 'abc';
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<20> <> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> <EFBFBD> <20> <> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以<EFBFBD> 建<EFBFBD> <E5BBBA> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> <EFBFBD> 表达<E8A1A8> <E8BEBE> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> :
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CREATE INDEX tabindex ON tab (lower(col));
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<20> <> <EFBFBD> <EFBFBD> <EFBFBD> 述索<E8BFB0> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> 建<EFBFBD> <E5BBBA> <EFBFBD> <20> <> UNIQUE约<45> <E7BAA6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 索<EFBFBD> <E7B4A2> <EFBFBD> 段<EFBFBD> <E6AEB5> 身<EFBFBD> 容<EFBFBD> <E5AEB9> 以<EFBFBD> <E4BBA5>
<20> <> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 容<EFBFBD> <E5AEB9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> UNIQUE约<45> <E7BAA6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 容<EFBFBD> <E5AEB9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 为<EFBFBD> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以使<E4BBA5> <E4BDBF> CHECK约<4B> <E7BAA6> <EFBFBD> 件<EFBFBD> <E4BBB6> <EFBFBD> 触<EFBFBD> <E8A7A6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
4.9) <20> <> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> 段<EFBFBD> <E6AEB5> <EFBFBD> <EFBFBD> 为 NULL <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 确<EFBFBD> <E7A1AE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 论<EFBFBD> <E8AEBA> <EFBFBD>
段<> <E6AEB5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> NULL <20> <> <EFBFBD> <EFBFBD>
<20> <> IS NULL <20> IS NOT NULL <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> 段<EFBFBD> <E6AEB5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
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SELECT *
FROM tab
WHERE col IS NULL;
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为<> <E4B8BA> <EFBFBD> <EFBFBD> 对<EFBFBD> <E5AFB9> NULL<4C> 段<EFBFBD> <E6AEB5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> ORDER BY <20> <> 件<EFBFBD> <E4BBB6> 使<EFBFBD> <E4BDBF> IS NULL<4C> IS NOT
NULL 修饰符<E9A5B0> <E7ACA6> <EFBFBD> <EFBFBD> 件为<E4BBB6> true <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 件为<E4BBB6> false <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
就<> <E5B0B1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> NULL <20> 记<EFBFBD> <E8AEB0> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
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SELECT *
FROM tab
ORDER BY (col IS NOT NULL)
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4.10) <20> <> <EFBFBD> <EFBFBD> 符类<E7ACA6> <E7B1BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
类<> <20> <> <EFBFBD> <EFBFBD> 称 说<>
VARCHAR(n) varchar <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 大<EFBFBD> <E5A4A7> 度<EFBFBD> <E5BAA6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
符串<E7ACA6> <E4B8B2> <EFBFBD> <EFBFBD> 足<EFBFBD> <E8B6B3> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 度<EFBFBD> <E5BAA6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 补<EFBFBD> <E8A1A5>
CHAR(n) bpchar <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 符串<E7ACA6> <E4B8B2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 足<EFBFBD> <E8B6B3> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 度<EFBFBD> <E5BAA6> <EFBFBD> <EFBFBD> 以空<E4BBA5> <20> 补<EFBFBD> <E8A1A5>
TEXT text 没<> <E6B2A1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 大<EFBFBD> <E5A4A7> 度<EFBFBD> <E5BAA6> <EFBFBD> <EFBFBD> <EFBFBD>
BYTEA bytea <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> NULL<4C> 符<EFBFBD> <E7ACA6> <EFBFBD> <EFBFBD> <EFBFBD> 许<EFBFBD> <E8AEB8> <EFBFBD>
"char" char <20> 个<EFBFBD> 符
<20> <> 系<EFBFBD> <E7B3BB> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 误信<E8AFAF> <E4BFA1> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 称<EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 类<EFBFBD> <E7B1BB> <EFBFBD> "varlena"<22> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 类<EFBFBD> <E7B1BB> <EFBFBD> <EFBFBD> <EFBFBD> 就<EFBFBD> <E5B0B1> 说<EFBFBD> <E8AFB4> <EFBFBD> <EFBFBD> 头<EFBFBD> <E5A4B4> 个<EFBFBD> <E4B8AA>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> 度<EFBFBD> <E5BAA6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> 空<EFBFBD> <E7A9BA> <EFBFBD> <EFBFBD> 声<EFBFBD> <E5A3B0> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 类<EFBFBD> <E7B1BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以被<E4BBA5> 缩<EFBFBD> <E7BCA9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <>
<20> <> <EFBFBD> <EFBFBD> 空<EFBFBD> <E7A9BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
VARCHAR(n) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 大<EFBFBD> <E5A4A7> 度<EFBFBD> <E5BAA6> <EFBFBD> <EFBFBD> <EFBFBD> 符串<E7ACA6> <E4B8B2> <EFBFBD> 好<EFBFBD> <E5A5BD> TEXT <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> 大<EFBFBD> <E5A4A7> 达 1G左<47> <E5B7A6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 度<EFBFBD> <E5BAA6> 符串<E7ACA6>
CHAR(n) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 度<EFBFBD> <E5BAA6> <EFBFBD> <EFBFBD> <EFBFBD> 符串<E7ACA6> CHAR(n)<29> <> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
段<> <E6AEB5> 度以空<E4BBA5> <20> 补足<E8A1A5> <E8B6B3> <EFBFBD> <EFBFBD> 足<EFBFBD> <E8B6B3> 段<EFBFBD> 容<EFBFBD> <E5AEB9> <EFBFBD> <EFBFBD> <20> VARCHAR(n) <20> <> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 容<EFBFBD> BYTEA <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 尤<EFBFBD> <E5B0A4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> NULL <20> <>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 类<EFBFBD> <E7B1BB> <EFBFBD> <EFBFBD> 差<EFBFBD> <E5B7AE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
4.11.1) <20> <> <EFBFBD> <20> <> 建<EFBFBD> <E5BBBA> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 段<EFBFBD> <E6AEB5>
PostgreSQL <20> <> <EFBFBD> SERIAL <20> <> <EFBFBD> <EFBFBD> 类<EFBFBD> <E7B1BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
段<> <E6AEB5> <EFBFBD> <EFBFBD> 为SERIAL<41> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 建<EFBFBD> <E5BBBA> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
CREATE TABLE person (
id SERIAL,
name TEXT
);
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<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 转<EFBFBD> <E8BDAC> 为以<E4B8BA> <E4BBA5> SQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
CREATE SEQUENCE person_id_seq;
CREATE TABLE person (
id INT4 NOT NULL DEFAULT nextval('person_id_seq'),
name TEXT
);
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<20> <> create_sequence <20> <> 页<EFBFBD> <E9A1B5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 信<EFBFBD> <E4BFA1> <EFBFBD>
4.11.2) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> nextval() <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 对象<E5AFB9> <E8B1A1> <EFBFBD> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个 SERIAL
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 精确<E7B2BE> <E7A1AE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> 4.11.1 <20> <> <EFBFBD> <EFBFBD> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 伪<EFBFBD> <20> <> <EFBFBD> <20> <> 述<EFBFBD> <E8BFB0>
new_id = execute("SELECT nextval('person_id_seq')");
execute("INSERT INTO person (id, name) VALUES (new_id, 'Blaise Pascal')");
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<20> <> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> 使<EFBFBD> <E4BDBF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> new_id <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 为<EFBFBD> <E4B8BA> <EFBFBD> person
表<> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 注<> <E6B3A8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 建<EFBFBD> SEQUENCE 对象<E5AFB9> <E8B1A1> 称<EFBFBD> <E7A7B0> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<table>_<serialcolumn>_seq<65> <71> <20> <> <EFBFBD> table <20> serialcolumn
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> 表<EFBFBD> <E8A1A8> 称<EFBFBD> <E7A7B0> <EFBFBD> <20> SERIAL <20> 段<EFBFBD> <E6AEB5> 称<EFBFBD>
类似<E7B1BB> <E4BCBC> <EFBFBD> <EFBFBD> <EFBFBD> SERIAL 对象缺<E8B1A1> <E7BCBA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> currval() <20> <> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
SERIAL <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
execute("INSERT INTO person (name) VALUES ('Blaise Pascal')");
new_id = execute("SELECT currval('person_id_seq')");
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4.11.3) <20> <> <EFBFBD> 使<EFBFBD> <E4BDBF> currval() <20> <> 导<EFBFBD> <E5AFBC> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> currval() <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> 次<EFBFBD> <E6ACA1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
4.11.4) 为<> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 常<EFBFBD> <E5B8B8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 为<EFBFBD> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 段<EFBFBD> <E6AEB5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD>
为<> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> 并<EFBFBD> <E5B9B6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 并<EFBFBD> <E5B9B6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> 就<EFBFBD> <E5B0B1> 导<EFBFBD> <E5AFBC> <EFBFBD> <EFBFBD> 常中
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
4.12) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> OID <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> CTID <20> <>
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PostgreSQL
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<20> <> 建<EFBFBD> <E5BBBA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 记<EFBFBD> <E8AEB0> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> OID<49> <44> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 建表<E5BBBA> <E8A1A8> 使<EFBFBD> <E4BDBF> WITHOUT
OIDS<44> 项<EFBFBD> OID<49> 建<EFBFBD> <E5BBBA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个4<E4B8AA> <34> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> OID
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 40亿<30> <E4BABF> <EFBFBD> <EFBFBD> 溢<EFBFBD> <E6BAA2> <EFBFBD> <EFBFBD> OID<49> <44>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 系<EFBFBD> <E7B3BB> 表<EFBFBD> 使<EFBFBD> <E4BDBF> OID <20> <> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> 建<EFBFBD> <E5BBBA> <EFBFBD> 系<EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> 好<EFBFBD> <E5A5BD> 使<EFBFBD> <E4BDBF> SERIAl<41> <6C> 代<EFBFBD> <E4BBA3> OID
<20> 为SERIAL<41> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个表中
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 就<EFBFBD> <E5B0B1> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> 溢<EFBFBD> <E6BAA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 就<EFBFBD> 常<EFBFBD> <E5B8B8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
SERIAL8<4C> <38> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 8<EFBFBD> <38> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
CTID <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> 带<EFBFBD> <E5B8A6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 移<EFBFBD> <E7A7BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> CTID
<20> <> 记<EFBFBD> <E8AEB0> 被<EFBFBD> <E8A2AB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 载<EFBFBD> <E8BDBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 索<EFBFBD> <E7B4A2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> <EFBFBD> <EFBFBD> 们<EFBFBD> <E4BBAC> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
4.13) 为<> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 误信<E8AFAF> <E4BFA1> <EFBFBD> ERROR: Memory exhausted in AllocSetAlloc()<29> <> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 系<EFBFBD> <E7B3BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> 对<EFBFBD> <E5AFB9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
postmaster <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 令<EFBFBD> <E4BBA4>
ulimit -d 262144
limit datasize 256m
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<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD>
shell<6C> <6C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 令<EFBFBD> <E4BBA4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 段<EFBFBD> <E6AEB5> <EFBFBD> 设<EFBFBD> <E8AEBE> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <20> <> <EFBFBD> 许<EFBFBD> <E8AEB8> 让<EFBFBD> <E8AEA9> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 令<EFBFBD> <E4BBA4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以<EFBFBD> <E4BBA5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 令<EFBFBD> <E4BBA4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> SQL客<4C> <E5AEA2> 端<EFBFBD> <E7ABAF> <EFBFBD> 为<> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 太<EFBFBD> <E5A4AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 请<EFBFBD> <E8AFB7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
客<> <E5AEA2> 端<EFBFBD> <E7ABAF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 述<EFBFBD> <E8BFB0> 令<EFBFBD>
4.14) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> psql <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> SELECT version();<3B> 令<EFBFBD>
4.15) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 建<EFBFBD> <E5BBBA> 个缺<E4B8AA> <E7BCBA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 段<EFBFBD> <E6AEB5>
使<> <E4BDBF> CURRENT_TIMESTAMP<4D> <50>
CREATE TABLE test (x int, modtime TIMESTAMP DEFAULT CURRENT_TIMESTAMP );
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4.16) <20> <> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> outer join <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
PostgreSQL <20> <> <EFBFBD> <EFBFBD> <20> <> SQL <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 两个<E4B8A4> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD>
SELECT *
FROM t1 LEFT OUTER JOIN t2 ON (t1.col = t2.col);
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<20> <> <EFBFBD>
SELECT *
FROM t1 LEFT OUTER JOIN t2 USING (col);
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<20> <> 两个<E4B8A4> 价<EFBFBD> <E4BBB7> <EFBFBD> 询<EFBFBD> <E8AFA2> t1.col <20> t2.col <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 并<EFBFBD> <E5B9B6> <EFBFBD> <EFBFBD> <EFBFBD> t1 中
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> t2 <20> <> 没<EFBFBD> <E6B2A1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> [<5B> <> ]<5D> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> RIGHT OUTER
JOIN<49> <4E> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> t2 <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> FULL OUTER JOIN<49> <4E> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> t1 <20> t2
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> OUTER <20> <> 左[<5B> <> ]<5D> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> [<5B> <> ]<5D> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> [<5B> <> ]<5D> <> <EFBFBD> <EFBFBD> 中
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 被称为<E7A7B0> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> INNER JOIN<49> <4E> <EFBFBD>
4.17) <20> <> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2>
没<> <E6B2A1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> 为PostgreSQL<51> <4C> <EFBFBD> 载<> <E8BDBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 系<EFBFBD> <E7B3BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 系<EFBFBD> <E7B3BB> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> <20> <>
<20> 跨<EFBFBD> <E8B7A8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <20> <> <EFBFBD> <EFBFBD> 模<EFBFBD> contrib/dblink<6E> 许<EFBFBD> <E8AEB8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 跨<EFBFBD> <E8B7A8> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> 客<EFBFBD> <E5AEA2> 端<EFBFBD> 并<EFBFBD> <E5B9B6> <EFBFBD> <EFBFBD>
4.18) <20> <> <EFBFBD> <EFBFBD> 让<EFBFBD> <E8AEA9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 记<EFBFBD> <E8AEB0> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 容<EFBFBD> 使<EFBFBD> <E4BDBF> <EFBFBD> <EFBFBD> <EFBFBD> 详<EFBFBD> <E8AFA6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
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http://techdocs.postgresql.org/guides/SetReturningFunctions
2005-05-11 17:36:14 +04:00
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4.19) 为<> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> PL/PgSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 临<EFBFBD> <E4B8B4> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 误信<E8AFAF> <E4BFA1> <EFBFBD> relation with
OID ##### does not exist<73> <74> <EFBFBD>
PL/PgSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 容<EFBFBD> <E5AEB9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 带<EFBFBD> <E5B8A6> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> 好<EFBFBD> <E5A5BD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个
PL/PgSQL
<20> <> <EFBFBD> <EFBFBD> 访<EFBFBD> <E8AEBF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个临<E4B8AA> <E4B8B4> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> 该表被<E8A1A8> <20> <> 并<EFBFBD> 建<EFBFBD> <E5BBBA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 次<EFBFBD> <E6ACA1> <EFBFBD> <EFBFBD> 该<EFBFBD> <E8AFA5> <EFBFBD> <EFBFBD> <EFBFBD>
<20> 失败<E5A4B1> <E8B4A5> <20> 为<> <E4B8BA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 容<EFBFBD> <E5AEB9> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 临<EFBFBD> <E4B8B4> 表<EFBFBD> 解<EFBFBD> <E8A7A3> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> PL/PgSQL
<20> <> <EFBFBD> <EFBFBD> EXECUTE
对临<E5AFB9> <E4B8B4> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> 访<EFBFBD> <E8AEBF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 被<EFBFBD> <E8A2AB> <EFBFBD> 解<EFBFBD> <E8A7A3>
4.20) <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 好<EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 缺<EFBFBD> <E7BCBA> <EFBFBD> <EFBFBD>
主/<2F> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 许<EFBFBD> <E8AEB8> 个主<E4B8AA> <E4B8BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 读/<2F> <> <EFBFBD> <EFBFBD> 请<EFBFBD> <E8AFB7> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <E4B8AA> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> /SELECT<43> <54> 询<EFBFBD> <E8AFA2> <EFBFBD> 请<EFBFBD> <E8AFB7> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 费<EFBFBD> 主/<2F> <> PostgreSQL<51> <4C> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
Slony-I <20>
<20> <> 个主<E4B8AA> <E4B8BB> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 许<EFBFBD> <E8AEB8> 读/<2F> <> <EFBFBD> <EFBFBD> 请<EFBFBD> <E8AFB7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 计<EFBFBD> <E8AEA1> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 带<EFBFBD> <E5B8A6> <EFBFBD> <EFBFBD> 严<EFBFBD> <E4B8A5> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 失<EFBFBD> <E5A4B1> Pgcluster<65> <72> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 中
<20> 好<EFBFBD> <E5A5BD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 以<EFBFBD> 费<EFBFBD> <E8B4B9> 载<EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 费<EFBFBD> <E8B4B9> <EFBFBD> <EFBFBD> <EFBFBD> 硬件<E7A1AC> <E4BBB6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 述<EFBFBD> <E8BFB0> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 模<EFBFBD> <E6A8A1>
4.21) 为<> <E4B8BA> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> 示<EFBFBD> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 为<EFBFBD> <E4B8BA> 大<EFBFBD> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> 常<EFBFBD> <E5B8B8> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> 建表<E5BBBA> <E8A1A8> 对表<E5AFB9> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 称为<E7A7B0> <20> <> 符<EFBFBD> <E7ACA6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 大<> <E5A4A7> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> 表<EFBFBD> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 工<EFBFBD> <E5B7A5> 软件<E8BDAF> <E4BBB6> <EFBFBD> pgAdmin<69> <6E> <EFBFBD> <EFBFBD>
<20> <> <EFBFBD> <EFBFBD> 建表<E5BBBA> <E8A1A8> 令<EFBFBD> <E4BBA4> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 个<EFBFBD> <20> <> 符<EFBFBD> <E7ACA6> <EFBFBD> <20> <> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <20> <>
<20> <> <EFBFBD> 为<EFBFBD> <E4B8BA> <EFBFBD> <20> <> 符<EFBFBD> <E7ACA6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> 该<EFBFBD> <E8AFA5>
* <20> <> <EFBFBD> 建表<E5BBBA> <E8A1A8> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> 符使<E7ACA6> <E4BDBF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 起<EFBFBD> <E8B5B7> <EFBFBD>
* <20> <> <EFBFBD> <20> <> 符<EFBFBD> <E7ACA6> <EFBFBD> <EFBFBD> 使<EFBFBD> <E4BDBF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD>
* <20> <> 为<EFBFBD> <E4B8BA> <EFBFBD> <EFBFBD> 已<EFBFBD> <E5B7B2> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> 符<EFBFBD> <E7ACA6> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> 询<EFBFBD> <E8AFA2> 使<EFBFBD> <E4BDBF> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <EFBFBD> <20> <> 符<EFBFBD> <E7ACA6> 起<EFBFBD> <E8B5B7> <EFBFBD>