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Allow BEGIN WORK to specify transaction isolation level, like START

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TRANSACTION.
This commit is contained in:
Bruce Momjian
2004-01-10 02:21:08 +00:00
parent e439fef6fc
commit a620a760ed
4 changed files with 41 additions and 11 deletions
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17
doc/src/sgml/ref/begin.sgml
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@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/ref/begin.sgml,v 1.27 2003/11/29 19:51:38 pgsql Exp $
$PostgreSQL: pgsql/doc/src/sgml/ref/begin.sgml,v 1.28 2004/01/10 02:21:08 momjian Exp $
PostgreSQL documentation
-->
@ -21,6 +21,8 @@ PostgreSQL documentation
<refsynopsisdiv>
<synopsis>
BEGIN [ WORK | TRANSACTION ]
[ ISOLATION LEVEL { READ UNCOMMITTED | READ COMMITTED | REPEATABLE READ | SERIALIZABLE } ]
[ READ WRITE | READ ONLY ]
</synopsis>
</refsynopsisdiv>
@ -49,6 +51,13 @@ BEGIN [ WORK | TRANSACTION ]
other sessions will be unable to see the intermediate states
wherein not all the related updates have been done.
</para>
<para>
If the isolation level or read/write mode is specified, the new
transaction has those characteristics, as if
<xref linkend="sql-set-transaction" endterm="sql-set-transaction-title">
was executed.
</para>
</refsect1>
<refsect1>
@ -65,6 +74,12 @@ BEGIN [ WORK | TRANSACTION ]
</listitem>
</varlistentry>
</variablelist>
<para>
See under <xref linkend="sql-set-transaction"
endterm="sql-set-transaction-title"> about the meaning of the
other parameters.
</para>
</refsect1>
<refsect1>

7
doc/src/sgml/ref/start_transaction.sgml
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@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/ref/start_transaction.sgml,v 1.9 2003/11/29 19:51:39 pgsql Exp $
$PostgreSQL: pgsql/doc/src/sgml/ref/start_transaction.sgml,v 1.10 2004/01/10 02:21:08 momjian Exp $
PostgreSQL documentation
-->
@ -33,9 +33,8 @@ START TRANSACTION
This command begins a new transaction. If the isolation level or
read/write mode is specified, the new transaction has those
characteristics, as if <xref linkend="sql-set-transaction"
endterm="sql-set-transaction-title"> was executed. In all other
respects, the behavior of this command is identical to the <xref
linkend="sql-begin" endterm="sql-begin-title"> command.
endterm="sql-set-transaction-title"> was executed. It is the same
as the <xref linkend="sql-begin" endterm="sql-begin-title"> command.
</para>
</refsect1>