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Properly document that NEW is unassigned in plpgsql for DELETE (not

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NULL), and OLD is unassigned for INSERT, and NEW/OLD are unassigned (not
NULL) for statement-level triggers.

Per report from Pavel Stehule
This commit is contained in:
Bruce Momjian 2012-08-15 20:29:58 -04:00
parent d55f1b852d
commit 0729271adf
1 changed files with 2 additions and 2 deletions
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doc/src/sgml/plpgsql.sgml
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@ -3403,7 +3403,7 @@ RAISE unique_violation USING MESSAGE = 'Duplicate user ID: ' || user_id;
<para>
Data type <type>RECORD</type>; variable holding the new
database row for <command>INSERT</>/<command>UPDATE</> operations in row-level
triggers. This variable is <symbol>NULL</symbol> in statement-level triggers
triggers. This variable is unassigned in statement-level triggers
and for <command>DELETE</command> operations.
</para>
</listitem>
@ -3415,7 +3415,7 @@ RAISE unique_violation USING MESSAGE = 'Duplicate user ID: ' || user_id;
<para>
Data type <type>RECORD</type>; variable holding the old
database row for <command>UPDATE</>/<command>DELETE</> operations in row-level
triggers. This variable is <symbol>NULL</symbol> in statement-level triggers
triggers. This variable is unassigned in statement-level triggers
and for <command>INSERT</command> operations.
</para>
</listitem>