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Back out SQLSTATE and SQLERRM support.

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This commit is contained in:
Bruce Momjian
2005-05-26 04:08:32 +00:00
parent 4c862b18f9
commit dabde323b2
6 changed files with 18 additions and 135 deletions
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15
doc/src/sgml/plpgsql.sgml
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@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/plpgsql.sgml,v 1.68 2005/05/26 00:16:31 momjian Exp $
$PostgreSQL: pgsql/doc/src/sgml/plpgsql.sgml,v 1.69 2005/05/26 04:08:31 momjian Exp $
-->
<chapter id="plpgsql">
@ -2007,13 +2007,12 @@ END LOOP;
</indexterm>
<para>
Any error occurring in <application>PL/pgSQL</> sets variables
<varname>SQLSTATE</> and <varname>SQLERRM</>, and, by default,
aborts execution of the function, and indeed of the surrounding
transaction as well. You can trap errors and recover from them by
using a <command>BEGIN</> block with an <literal>EXCEPTION</>
clause. The syntax is an extension of the normal syntax for a
<command>BEGIN</> block:
By default, any error occurring in a <application>PL/pgSQL</>
function aborts execution of the function, and indeed of the
surrounding transaction as well. You can trap errors and recover
from them by using a <command>BEGIN</> block with an
<literal>EXCEPTION</> clause. The syntax is an extension of the
normal syntax for a <command>BEGIN</> block:
<synopsis>
<optional> &lt;&lt;<replaceable>label</replaceable>&gt;&gt; </optional>