From 5a7547d3fc2d257e7d6fde34ca785d52488a6449 Mon Sep 17 00:00:00 2001
From: Bruce Momjian
Date: Fri, 4 Jun 1999 03:44:42 +0000
Subject: Add description for SET TRANSACTION.

---
 doc/src/sgml/ref/set.sgml | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'doc/src')

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>
-- 
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