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plpgsql functions can return RECORD, per Neil Conway.

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This commit is contained in:
Tom Lane
2002-09-01 16:28:06 +00:00
parent 1903221517
commit 470a1048ec
7 changed files with 123 additions and 17 deletions
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3
src/pl/plpgsql/src/gram.y
View File

@@ -4,7 +4,7 @@
* procedural language
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/pl/plpgsql/src/gram.y,v 1.36 2002/08/30 00:28:41 tgl Exp $
* $Header: /cvsroot/pgsql/src/pl/plpgsql/src/gram.y,v 1.37 2002/09/01 16:28:06 tgl Exp $
*
* This software is copyrighted by Jan Wieck - Hamburg.
*
@@ -1159,7 +1159,6 @@ stmt_return : K_RETURN lno
}
;
/* FIXME: this syntax needs work, RETURN NEXT breaks stmt_return */
stmt_return_next: K_RETURN_NEXT lno
{
PLpgSQL_stmt_return_next *new;

14
src/pl/plpgsql/src/pl_comp.c
View File

@@ -3,7 +3,7 @@
* procedural language
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/pl/plpgsql/src/pl_comp.c,v 1.49 2002/08/30 00:28:41 tgl Exp $
* $Header: /cvsroot/pgsql/src/pl/plpgsql/src/pl_comp.c,v 1.50 2002/09/01 16:28:06 tgl Exp $
*
* This software is copyrighted by Jan Wieck - Hamburg.
*
@@ -211,11 +211,11 @@ plpgsql_compile(Oid fn_oid, int functype)
procStruct->prorettype);
typeStruct = (Form_pg_type) GETSTRUCT(typeTup);
/* Disallow pseudotype result, except VOID */
/* XXX someday allow RECORD? */
/* Disallow pseudotype result, except VOID or RECORD */
if (typeStruct->typtype == 'p')
{
if (procStruct->prorettype == VOIDOID)
if (procStruct->prorettype == VOIDOID ||
procStruct->prorettype == RECORDOID)
/* okay */;
else if (procStruct->prorettype == TRIGGEROID ||
procStruct->prorettype == OPAQUEOID)
@@ -227,7 +227,8 @@ plpgsql_compile(Oid fn_oid, int functype)
format_type_be(procStruct->prorettype));
}
if (typeStruct->typrelid != InvalidOid)
if (typeStruct->typrelid != InvalidOid ||
procStruct->prorettype == RECORDOID)
function->fn_retistuple = true;
else
{
@@ -486,8 +487,7 @@ plpgsql_compile(Oid fn_oid, int functype)
}
/*
* Create the magic found variable indicating if the last FOR or
* SELECT statement returned data
* Create the magic FOUND variable.
*/
var = malloc(sizeof(PLpgSQL_var));
memset(var, 0, sizeof(PLpgSQL_var));

8
src/pl/plpgsql/src/pl_exec.c
View File

@@ -3,7 +3,7 @@
* procedural language
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/pl/plpgsql/src/pl_exec.c,v 1.61 2002/08/30 23:59:46 tgl Exp $
* $Header: /cvsroot/pgsql/src/pl/plpgsql/src/pl_exec.c,v 1.62 2002/09/01 16:28:06 tgl Exp $
*
* This software is copyrighted by Jan Wieck - Hamburg.
*
@@ -1588,9 +1588,9 @@ static int
exec_stmt_return_next(PLpgSQL_execstate *estate,
PLpgSQL_stmt_return_next *stmt)
{
TupleDesc tupdesc;
int natts;
HeapTuple tuple;
TupleDesc tupdesc;
int natts;
HeapTuple tuple;
bool free_tuple = false;
if (!estate->retisset)