diff options
author | Bruce Momjian | 1999-06-04 03:44:42 +0000 |
---|---|---|
committer | Bruce Momjian | 1999-06-04 03:44:42 +0000 |
commit | 5a7547d3fc2d257e7d6fde34ca785d52488a6449 (patch) | |
tree | 438b3378b98e1a273d228de030bce129ae518124 | |
parent | 74e7b58b617de4e4d4479cc9b93b6ce718fc0206 (diff) |
Add description for SET TRANSACTION.
-rw-r--r-- | doc/src/sgml/ref/set.sgml | 7 | ||||
-rw-r--r-- | src/man/set.l | 10 |
2 files changed, 15 insertions, 2 deletions
diff --git a/doc/src/sgml/ref/set.sgml b/doc/src/sgml/ref/set.sgml index ec4b1baa897..2b203e7698b 100644 --- a/doc/src/sgml/ref/set.sgml +++ b/doc/src/sgml/ref/set.sgml @@ -545,6 +545,11 @@ SET TIME ZONE { '<REPLACEABLE CLASS="PARAMETER">timezone</REPLACEABLE>' | LOCAL <para> Sets the isolation level for the current transaction to 'SERIALIZABLE' or 'READ COMMITTED'. + SERIALIZABLE means that the current transaction will place a + lock on every row read, so later reads in that transaction + see the rows unmodified by other transactions. + READ COMMITTED means that the current transaction reads only + committed rows. READ COMMITTED is the default. </para> </listitem> </varlistentry> @@ -557,7 +562,7 @@ SET TIME ZONE { '<REPLACEABLE CLASS="PARAMETER">timezone</REPLACEABLE>' | LOCAL <listitem> <para> Sets the isolation level for the current transaction to - 'SERIALIZABLE' or 'READ COMMITTED'. + 'READ COMMITTED'. </para> </listitem> </varlistentry> diff --git a/src/man/set.l b/src/man/set.l index 9a4cf7f9fb9..15c64baca7d 100644 --- a/src/man/set.l +++ b/src/man/set.l @@ -1,6 +1,6 @@ .\" This is -*-nroff-*- .\" XXX standard disclaimer belongs here.... -.\" $Header: /cvsroot/pgsql/src/man/Attic/set.l,v 1.20 1999/06/03 20:44:28 momjian Exp $ +.\" $Header: /cvsroot/pgsql/src/man/Attic/set.l,v 1.21 1999/06/04 03:44:42 momjian Exp $ .TH SET SQL 05/14/97 PostgreSQL PostgreSQL .SH NAME set - set run-time parameters for session @@ -86,6 +86,14 @@ sets the current transaction's isolation level to .IR SERIALIZABLE or .IR READ COMMITTED . +.IR SERIALIZABLE +means that the current transaction will place a lock on every row read, +so later reads in that transaction see the rows unmodified by +other transactions. +.IR READ COMMITTED +means that the current transaction reads only committed rows. +.IR READ COMMITTED +is the default. .PP .IR CLIENT_ENCODING|NAMES sets the character set encoding of the client. Only available if multi-byte |