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Support named and default arguments in CALL

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We need to call expand_function_arguments() to expand named and default
arguments.

In PL/pgSQL, we also need to deal with named and default INOUT arguments
when receiving the output values into variables.

Author: Pavel Stehule <pavel.stehule@gmail.com>
This commit is contained in:
Peter Eisentraut
2018-04-13 17:06:28 -04:00
parent 7c44c46deb
commit a8677e3ff6
8 changed files with 261 additions and 31 deletions
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5
src/include/optimizer/clauses.h
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@@ -14,9 +14,9 @@
#ifndef CLAUSES_H
#define CLAUSES_H
#include "access/htup.h"
#include "nodes/relation.h"
#define is_opclause(clause) ((clause) != NULL && IsA(clause, OpExpr))
#define is_funcclause(clause) ((clause) != NULL && IsA(clause, FuncExpr))
@@ -85,4 +85,7 @@ extern Node *estimate_expression_value(PlannerInfo *root, Node *node);
extern Query *inline_set_returning_function(PlannerInfo *root,
RangeTblEntry *rte);
extern List *expand_function_arguments(List *args, Oid result_type,
HeapTuple func_tuple);
#endif /* CLAUSES_H */