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This commit is contained in:
Peter Eisentraut 2001-03-24 23:03:26 +00:00
parent b420c47434
commit 0967057b5d
11 changed files with 27 additions and 26 deletions
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4
doc/src/sgml/catalogs.sgml
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@ -1,6 +1,6 @@
<!-- <!--
Documentation of the system catalogs, directed toward PostgreSQL developers Documentation of the system catalogs, directed toward PostgreSQL developers
$Header: /cvsroot/pgsql/doc/src/sgml/catalogs.sgml,v 2.13 2000/12/22 18:57:49 petere Exp $ $Header: /cvsroot/pgsql/doc/src/sgml/catalogs.sgml,v 2.14 2001/03/24 23:03:26 petere Exp $
--> -->
<chapter id="catalogs"> <chapter id="catalogs">
@ -1841,7 +1841,7 @@
Possible values are: Possible values are:
<itemizedlist> <itemizedlist>
<listitem> <listitem>
<para>'c' = CHAR alignment, ie no alignment needed.</para> <para>'c' = CHAR alignment, i.e., no alignment needed.</para>
</listitem> </listitem>
<listitem> <listitem>
<para>'s' = SHORT alignment (2 bytes on most machines).</para> <para>'s' = SHORT alignment (2 bytes on most machines).</para>

4
doc/src/sgml/datatype.sgml
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@ -1,5 +1,5 @@
<!-- <!--
$Header: /cvsroot/pgsql/doc/src/sgml/datatype.sgml,v 1.51 2001/03/10 21:16:32 tgl Exp $ $Header: /cvsroot/pgsql/doc/src/sgml/datatype.sgml,v 1.52 2001/03/24 23:03:26 petere Exp $
--> -->
<chapter id="datatype"> <chapter id="datatype">
@ -397,7 +397,7 @@ CREATE TABLE <replaceable class="parameter">tablename</replaceable> (<replaceabl
<note> <note>
<title>Deprecated</title> <title>Deprecated</title>
<para> <para>
The <type>money</type> is now deprecated. Use The <type>money</type> type is deprecated. Use
<type>numeric</type> or <type>decimal</type> instead, in <type>numeric</type> or <type>decimal</type> instead, in
combination with the <function>to_char</function> function. The combination with the <function>to_char</function> function. The
money type may become a locale-aware layer over the money type may become a locale-aware layer over the

4
doc/src/sgml/perform.sgml
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@ -1,5 +1,5 @@
<!-- <!--
$Header: /cvsroot/pgsql/doc/src/sgml/perform.sgml,v 1.2 2001/02/19 00:24:30 tgl Exp $ $Header: /cvsroot/pgsql/doc/src/sgml/perform.sgml,v 1.3 2001/03/24 23:03:26 petere Exp $
--> -->
<chapter id="performance-tips"> <chapter id="performance-tips">
@ -40,7 +40,7 @@ $Header: /cvsroot/pgsql/doc/src/sgml/perform.sgml,v 1.2 2001/02/19 00:24:30 tgl
<listitem> <listitem>
<para> <para>
Estimated start-up cost (time expended before output scan can start, Estimated start-up cost (time expended before output scan can start,
eg, time to do the sorting in a SORT node). e.g., time to do the sorting in a SORT node).
</para> </para>
</listitem> </listitem>

4
doc/src/sgml/protocol.sgml
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@ -396,7 +396,7 @@ The possible response messages from the backend are:
<ListItem> <ListItem>
<Para> <Para>
A warning message has been issued in relation to the query. A warning message has been issued in relation to the query.
Notices are in addition to other responses, ie. the backend Notices are in addition to other responses, i.e., the backend
will continue processing the command. will continue processing the command.
</Para> </Para>
</ListItem> </ListItem>
@ -489,7 +489,7 @@ The possible response messages from the backend are:
<Para> <Para>
A warning message has been issued in relation to the function A warning message has been issued in relation to the function
call. call.
Notices are in addition to other responses, ie. the backend Notices are in addition to other responses, i.e., the backend
will continue processing the command. will continue processing the command.
</Para> </Para>
</ListItem> </ListItem>

13
doc/src/sgml/queries.sgml
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@ -1,4 +1,4 @@
<!-- $Header: /cvsroot/pgsql/doc/src/sgml/queries.sgml,v 1.5 2001/02/15 04:10:54 tgl Exp $ --> <!-- $Header: /cvsroot/pgsql/doc/src/sgml/queries.sgml,v 1.6 2001/03/24 23:03:26 petere Exp $ -->
<chapter id="queries"> <chapter id="queries">
<title>Queries</title> <title>Queries</title>
@ -146,7 +146,7 @@ FROM <replaceable>table_reference</replaceable> <optional>, <replaceable>table_r
<listitem> <listitem>
<synopsis> <synopsis>
<replaceable>T1</replaceable> { <optional>INNER</optional> | { LEFT | RIGHT | FULL } <optional>OUTER</optional> } JOIN <replaceable>T2</replaceable> ON <replaceable>boolean expression</replaceable> <replaceable>T1</replaceable> { <optional>INNER</optional> | { LEFT | RIGHT | FULL } <optional>OUTER</optional> } JOIN <replaceable>T2</replaceable> ON <replaceable>boolean_expression</replaceable>
<replaceable>T1</replaceable> { <optional>INNER</optional> | { LEFT | RIGHT | FULL } <optional>OUTER</optional> } JOIN <replaceable>T2</replaceable> USING ( <replaceable>join column list</replaceable> ) <replaceable>T1</replaceable> { <optional>INNER</optional> | { LEFT | RIGHT | FULL } <optional>OUTER</optional> } JOIN <replaceable>T2</replaceable> USING ( <replaceable>join column list</replaceable> )
<replaceable>T1</replaceable> NATURAL { <optional>INNER</optional> | { LEFT | RIGHT | FULL } <optional>OUTER</optional> } JOIN <replaceable>T2</replaceable> <replaceable>T1</replaceable> NATURAL { <optional>INNER</optional> | { LEFT | RIGHT | FULL } <optional>OUTER</optional> } JOIN <replaceable>T2</replaceable>
</synopsis> </synopsis>
@ -403,9 +403,9 @@ FROM (SELECT * FROM T1) DT1, T2, T3
<para> <para>
The syntax of the WHERE clause is The syntax of the WHERE clause is
<synopsis> <synopsis>
WHERE <replaceable>search condition</replaceable> WHERE <replaceable>search_condition</replaceable>
</synopsis> </synopsis>
where <replaceable>search condition</replaceable> is any value where <replaceable>search_condition</replaceable> is any value
expression as defined in <xref linkend="sql-expressions"> that expression as defined in <xref linkend="sql-expressions"> that
returns a value of type <type>boolean</type>. returns a value of type <type>boolean</type>.
</para> </para>
@ -579,10 +579,11 @@ SELECT pid AS "Products",
<title>Select Lists</title> <title>Select Lists</title>
<para> <para>
The table expression in the <command>SELECT</command> command As shown in the previous section,
the table expression in the <command>SELECT</command> command
constructs an intermediate virtual table by possibly combining constructs an intermediate virtual table by possibly combining
tables, views, eliminating rows, grouping, etc. This table is tables, views, eliminating rows, grouping, etc. This table is
finally passed on to processing by the select list. The select finally passed on to processing by the <firstterm>select list</firstterm>. The select
list determines which <emphasis>columns</emphasis> of the list determines which <emphasis>columns</emphasis> of the
intermediate table are actually output. The simplest kind of select list intermediate table are actually output. The simplest kind of select list
is <literal>*</literal> which emits all columns that the table is <literal>*</literal> which emits all columns that the table

4
doc/src/sgml/ref/psql-ref.sgml
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@ -1,5 +1,5 @@
<!-- <!--
$Header: /cvsroot/pgsql/doc/src/sgml/ref/psql-ref.sgml,v 1.46 2001/02/03 19:09:46 petere Exp $ $Header: /cvsroot/pgsql/doc/src/sgml/ref/psql-ref.sgml,v 1.47 2001/03/24 23:03:26 petere Exp $
Postgres documentation Postgres documentation
--> -->
@ -1923,7 +1923,7 @@ testdb=> <userinput>\set content `sed -e "s/'/\\\\\\'/g" < my_file.txt`</userinp
Observe the correct number of backslashes (6)! You can resolve it this way: After Observe the correct number of backslashes (6)! You can resolve it this way: After
<application>psql</application> has parsed this line, it passes <application>psql</application> has parsed this line, it passes
<literal>sed -e "s/'/\\\'/g" < my_file.txt</literal> to the shell. The shell <literal>sed -e "s/'/\\\'/g" < my_file.txt</literal> to the shell. The shell
will do it's own thing inside the double quotes and execute <filename>sed</filename> will do its own thing inside the double quotes and execute <filename>sed</filename>
with the arguments <literal>-e</literal> and <literal>s/'/\\'/g</literal>. with the arguments <literal>-e</literal> and <literal>s/'/\\'/g</literal>.
When <application>sed</application> parses this it will replace the two When <application>sed</application> parses this it will replace the two
backslashes with a single one and then do the substitution. Perhaps at backslashes with a single one and then do the substitution. Perhaps at

4
doc/src/sgml/ref/select.sgml
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@ -1,5 +1,5 @@
<!-- <!--
$Header: /cvsroot/pgsql/doc/src/sgml/ref/select.sgml,v 1.39 2001/03/20 20:54:41 tgl Exp $ $Header: /cvsroot/pgsql/doc/src/sgml/ref/select.sgml,v 1.40 2001/03/24 23:03:26 petere Exp $
Postgres documentation Postgres documentation
--> -->
@ -397,7 +397,7 @@ where <replaceable class="PARAMETER">from_item</replaceable> can be:
<para> <para>
LEFT OUTER JOIN returns all rows in the qualified Cartesian product LEFT OUTER JOIN returns all rows in the qualified Cartesian product
(ie, all combined rows that pass its ON condition), plus one copy of each (i.e., all combined rows that pass its ON condition), plus one copy of each
row in the left-hand table for which there was no right-hand row that row in the left-hand table for which there was no right-hand row that
passed the ON condition. This left-hand row is extended to the full passed the ON condition. This left-hand row is extended to the full
width of the joined table by inserting NULLs for the right-hand columns. width of the joined table by inserting NULLs for the right-hand columns.

4
doc/src/sgml/sql.sgml
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@ -1,5 +1,5 @@
<!-- <!--
$Header: /cvsroot/pgsql/doc/src/sgml/sql.sgml,v 1.19 2001/02/15 04:10:54 tgl Exp $ $Header: /cvsroot/pgsql/doc/src/sgml/sql.sgml,v 1.20 2001/03/24 23:03:26 petere Exp $
--> -->
<chapter id="sql"> <chapter id="sql">
@ -1410,7 +1410,7 @@ SELECT S.SNO, S.SNAME, COUNT(SE.PNO)
<para> <para>
Also observe that it makes no sense to ask for an aggregate of an Also observe that it makes no sense to ask for an aggregate of an
aggregate, eg, AVG(MAX(sno)), because a SELECT only does one pass aggregate, e.g., AVG(MAX(sno)), because a SELECT only does one pass
of grouping and aggregation. You can get a result of this kind by of grouping and aggregation. You can get a result of this kind by
using a temporary table or a sub-SELECT in the FROM clause to using a temporary table or a sub-SELECT in the FROM clause to
do the first level of aggregation. do the first level of aggregation.

4
doc/src/sgml/xaggr.sgml
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@ -1,5 +1,5 @@
<!-- <!--
$Header: /cvsroot/pgsql/doc/src/sgml/xaggr.sgml,v 1.10 2001/01/13 23:58:55 petere Exp $ $Header: /cvsroot/pgsql/doc/src/sgml/xaggr.sgml,v 1.11 2001/03/24 23:03:26 petere Exp $
--> -->
<chapter id="xaggr"> <chapter id="xaggr">
@ -74,7 +74,7 @@ SELECT complex_sum(a) FROM test_complex;
the state variable and then start applying the transition function the state variable and then start applying the transition function
at the second non-null input value. <productname>Postgres</productname> at the second non-null input value. <productname>Postgres</productname>
will do that automatically if the initial condition is NULL and will do that automatically if the initial condition is NULL and
the transition function is marked "strict" (ie, not to be called the transition function is marked "strict" (i.e., not to be called
for NULL inputs). for NULL inputs).
</para> </para>

4
doc/src/sgml/xindex.sgml
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@ -1,5 +1,5 @@
<!-- <!--
$Header: /cvsroot/pgsql/doc/src/sgml/xindex.sgml,v 1.13 2001/01/13 23:58:55 petere Exp $ $Header: /cvsroot/pgsql/doc/src/sgml/xindex.sgml,v 1.14 2001/03/24 23:03:26 petere Exp $
Postgres documentation Postgres documentation
--> -->
@ -107,7 +107,7 @@ SELECT oid FROM pg_am WHERE amname = 'btree';
impose a strict ordering on keys, lesser to greater. Since impose a strict ordering on keys, lesser to greater. Since
<productname>Postgres</productname> allows the user to define operators, <productname>Postgres</productname> allows the user to define operators,
<productname>Postgres</productname> cannot look at the name of an operator <productname>Postgres</productname> cannot look at the name of an operator
(eg, "&gt;" or "&lt;") and tell what kind of comparison it is. In fact, (e.g., "&gt;" or "&lt;") and tell what kind of comparison it is. In fact,
some access methods don't impose any ordering at all. For example, some access methods don't impose any ordering at all. For example,
<acronym>R-tree</acronym>s express a rectangle-containment relationship, <acronym>R-tree</acronym>s express a rectangle-containment relationship,
whereas a hashed data structure expresses only bitwise similarity based whereas a hashed data structure expresses only bitwise similarity based

4
doc/src/sgml/y2k.sgml
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@ -1,5 +1,5 @@
<!-- <!--
$Header: /cvsroot/pgsql/doc/src/sgml/Attic/y2k.sgml,v 1.9 2001/02/03 19:03:27 petere Exp $ $Header: /cvsroot/pgsql/doc/src/sgml/Attic/y2k.sgml,v 1.10 2001/03/24 23:03:26 petere Exp $
--> -->
<sect1 id="y2k"> <sect1 id="y2k">
@ -18,7 +18,7 @@ $Header: /cvsroot/pgsql/doc/src/sgml/Attic/y2k.sgml,v 1.9 2001/02/03 19:03:27 pe
<para> <para>
The <productname>PostgreSQL</productname> Global Development Group provides The <productname>PostgreSQL</productname> Global Development Group provides
the <productname>PostgreSQL</productname> software code tree as a public service, the <productname>PostgreSQL</productname> software code tree as a public service,
without warranty and without liability for it's behavior or performance. without warranty and without liability for its behavior or performance.
However, at the time of writing: However, at the time of writing:
</para> </para>