diff --git a/doc/src/sgml/ref/create_function.sgml b/doc/src/sgml/ref/create_function.sgml index 4929524cff4eb9e5034930c34cd15de252eaddd1..f88bc0af95619811e3611930689d013779131177 100644 --- a/doc/src/sgml/ref/create_function.sgml +++ b/doc/src/sgml/ref/create_function.sgml @@ -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"> @@ -19,12 +19,12 @@ $PostgreSQL: pgsql/doc/src/sgml/ref/create_function.sgml,v 1.56 2004/05/16 23:22 <refsynopsisdiv> <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> { LANGUAGE <replaceable class="parameter">langname</replaceable> | IMMUTABLE | STABLE | VOLATILE | 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">obj_file</replaceable>', '<replaceable class="parameter">link_symbol</replaceable>' } ... @@ -88,6 +88,18 @@ CREATE [ OR REPLACE ] FUNCTION <replaceable class="parameter">name</replaceable> </listitem> </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> <term><replaceable class="parameter">argtype</replaceable></term>