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Add argument name to syntax.

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This commit is contained in:
Dennis Bjorklund 2004-06-25 07:05:34 +00:00
parent c95246bd63
commit d0f1b4c4fb
1 changed files with 15 additions and 3 deletions
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18
doc/src/sgml/ref/create_function.sgml
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@ -1,5 +1,5 @@
<!-- <!--
$PostgreSQL: pgsql/doc/src/sgml/ref/create_function.sgml,v 1.56 2004/05/16 23:22:07 neilc Exp $ $PostgreSQL: pgsql/doc/src/sgml/ref/create_function.sgml,v 1.57 2004/06/25 07:05:34 dennis Exp $
--> -->
<refentry id="SQL-CREATEFUNCTION"> <refentry id="SQL-CREATEFUNCTION">
@ -19,12 +19,12 @@ $PostgreSQL: pgsql/doc/src/sgml/ref/create_function.sgml,v 1.56 2004/05/16 23:22
<refsynopsisdiv> <refsynopsisdiv>
<synopsis> <synopsis>
CREATE [ OR REPLACE ] FUNCTION <replaceable class="parameter">name</replaceable> ( [ <replaceable class="parameter">argtype</replaceable> [, ...] ] ) CREATE [ OR REPLACE ] FUNCTION <replaceable class="parameter">name</replaceable> ( [ [ <replaceable class="parameter">argname</replaceable> ] <replaceable class="parameter">argtype</replaceable> [, ...] ] )
RETURNS <replaceable class="parameter">rettype</replaceable> RETURNS <replaceable class="parameter">rettype</replaceable>
{ LANGUAGE <replaceable class="parameter">langname</replaceable> { LANGUAGE <replaceable class="parameter">langname</replaceable>
| IMMUTABLE | STABLE | VOLATILE | IMMUTABLE | STABLE | VOLATILE
| CALLED ON NULL INPUT | RETURNS NULL ON NULL INPUT | STRICT | CALLED ON NULL INPUT | RETURNS NULL ON NULL INPUT | STRICT
| [EXTERNAL] SECURITY INVOKER | [EXTERNAL] SECURITY DEFINER | [ EXTERNAL ] SECURITY INVOKER | [ EXTERNAL ] SECURITY DEFINER
| AS '<replaceable class="parameter">definition</replaceable>' | AS '<replaceable class="parameter">definition</replaceable>'
| AS '<replaceable class="parameter">obj_file</replaceable>', '<replaceable class="parameter">link_symbol</replaceable>' | AS '<replaceable class="parameter">obj_file</replaceable>', '<replaceable class="parameter">link_symbol</replaceable>'
} ... } ...
@ -88,6 +88,18 @@ CREATE [ OR REPLACE ] FUNCTION <replaceable class="parameter">name</replaceable>
</listitem> </listitem>
</varlistentry> </varlistentry>
<varlistentry>
<term><replaceable class="parameter">argname</replaceable></term>
<listitem>
<para>
The name of an argument. Some languages (currently only PL/pgSQL) let
you use the name in the function body. For other languages the
argument name is just extra documentation.
</para>
</listitem>
</varlistentry>
<varlistentry> <varlistentry>
<term><replaceable class="parameter">argtype</replaceable></term> <term><replaceable class="parameter">argtype</replaceable></term>