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Update HA docs with more wording improvements.

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This commit is contained in:
Bruce Momjian 2006-11-22 18:14:26 +00:00
parent 6346355a9b
commit b035722f29
1 changed files with 6 additions and 5 deletions
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doc/src/sgml/high-availability.sgml
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@ -1,4 +1,4 @@
<!-- $PostgreSQL: pgsql/doc/src/sgml/high-availability.sgml,v 1.12 2006/11/22 17:36:52 momjian Exp $ --> <!-- $PostgreSQL: pgsql/doc/src/sgml/high-availability.sgml,v 1.13 2006/11/22 18:14:26 momjian Exp $ -->
<chapter id="high-availability"> <chapter id="high-availability">
<title>High Availability and Load Balancing</title> <title>High Availability and Load Balancing</title>
@ -205,9 +205,9 @@ protocol to make nodes agree on a serializable transactional order.
</para> </para>
<para> <para>
<productname>PostgreSQL</> does not offer this type of load <productname>PostgreSQL</> does not offer this type of replication,
balancing, though <productname>PostgreSQL</> two-phase commit though <productname>PostgreSQL</> two-phase commit (<xref
(<xref linkend="sql-prepare-transaction" linkend="sql-prepare-transaction"
endterm="sql-prepare-transaction-title"> and <xref endterm="sql-prepare-transaction-title"> and <xref
linkend="sql-commit-prepared" endterm="sql-commit-prepared-title">) linkend="sql-commit-prepared" endterm="sql-commit-prepared-title">)
can be used to implement this in application code or middleware. can be used to implement this in application code or middleware.
@ -252,7 +252,8 @@ protocol to make nodes agree on a serializable transactional order.
<listitem> <listitem>
<para> <para>
This allows multiple servers to work concurrently on a single Many of the above solutions allow multiple servers handle multiple sessions, but none allow a single query to use
multiple server to complete fas to This allows multiple servers to work concurrently on a single
query. One possible way this could work is for the data to be query. One possible way this could work is for the data to be
split among servers and for each server to execute its part of split among servers and for each server to execute its part of
the query and results sent to a central server to be combined the query and results sent to a central server to be combined