diff --git a/doc/FAQ b/doc/FAQ index e0eaffd420..af87f6d3a2 100644 --- a/doc/FAQ +++ b/doc/FAQ @@ -1,7 +1,7 @@ Frequently Asked Questions (FAQ) for PostgreSQL - Last updated: Fri Apr 29 23:51:45 EDT 2005 + Last updated: Fri Apr 29 23:53:16 EDT 2005 Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us) diff --git a/doc/src/FAQ/FAQ.html b/doc/src/FAQ/FAQ.html index b88bc9cfd8..1bd0b9b02a 100644 --- a/doc/src/FAQ/FAQ.html +++ b/doc/src/FAQ/FAQ.html @@ -10,7 +10,7 @@ alink="#0000ff">

Frequently Asked Questions (FAQ) for PostgreSQL

-

Last updated: Fri Apr 29 23:51:45 EDT 2005

+

Last updated: Fri Apr 29 23:53:16 EDT 2005

Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us) @@ -987,20 +987,22 @@ length

4.21) What replication solutions are available?

+

Though "replication" is a single term, there are several technologies for doing replication, with advantages and disadvantages for each.

Master/slave replication allows a single master to receive read/write - queries, while slaves can only accept read/SELECT queries. - The most popular freely available master-slave PostgreSQL replication - solution is + queries, while slaves can only accept read/SELECT + queries. The most popular freely available master-slave PostgreSQL + replication solution is Slony-I.

Multi-master replication allows read/write queries to be sent to - multiple replicated computers. This capability also has a severe - impact on performance due to the need to synchronize changes between - servers. Pgcluster - is the most popular such solution freely available for PostgreSQL.

+ multiple replicated computers. This capability also has a severe impact + on performance due to the need to synchronize changes between servers. + Pgcluster is the + most popular such solution freely available for PostgreSQL.

There are also commercial and hardware-based replication solutions available supporting a variety of replication models.