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Support use of function argument names to identify which actual arguments

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match which function parameters.  The syntax uses AS, for example
	funcname(value AS arg1, anothervalue AS arg2)

Pavel Stehule
This commit is contained in:
Tom Lane
2009-10-08 02:39:25 +00:00
parent 2eda8dfb52
commit 717fa274d1
34 changed files with 1925 additions and 274 deletions
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4
doc/src/sgml/sources.sgml
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@@ -1,4 +1,4 @@
<!-- $PostgreSQL: pgsql/doc/src/sgml/sources.sgml,v 2.34 2009/06/04 18:33:06 tgl Exp $ -->
<!-- $PostgreSQL: pgsql/doc/src/sgml/sources.sgml,v 2.35 2009/10/08 02:39:16 tgl Exp $ -->
<chapter id="source">
<title>PostgreSQL Coding Conventions</title>
@@ -125,7 +125,7 @@ ereport(ERROR,
(errcode(ERRCODE_AMBIGUOUS_FUNCTION),
errmsg("function %s is not unique",
func_signature_string(funcname, nargs,
actual_arg_types)),
NIL, actual_arg_types)),
errhint("Unable to choose a best candidate function. "
"You might need to add explicit typecasts.")));
</programlisting>