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Add expected tuple descriptor to ReturnSetInfo information for table

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functions, per suggestion from John Gray and Joe Conway.  Also, fix
plpgsql RETURN NEXT to verify that returned values match the expected
tupdesc.
This commit is contained in:
Tom Lane
2002-08-30 23:59:46 +00:00
parent 9c279355fb
commit 7bacf2befa
6 changed files with 113 additions and 74 deletions
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3
src/include/executor/executor.h
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: executor.h,v 1.75 2002/08/30 00:28:41 tgl Exp $
* $Id: executor.h,v 1.76 2002/08/30 23:59:46 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -82,6 +82,7 @@ extern Datum ExecMakeFunctionResult(FunctionCachePtr fcache,
ExprDoneCond *isDone);
extern Tuplestorestate *ExecMakeTableFunctionResult(Expr *funcexpr,
ExprContext *econtext,
TupleDesc expectedDesc,
TupleDesc *returnDesc);
extern Datum ExecEvalExpr(Node *expression, ExprContext *econtext,
bool *isNull, ExprDoneCond *isDone);