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Fix for Hash and arrays

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This commit is contained in:
Vadim B. Mikheev 1997-04-22 03:32:38 +00:00
parent 435b9ed2f2
commit 051b4210e3
3 changed files with 17 additions and 6 deletions
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7
src/backend/executor/execQual.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/executor/execQual.c,v 1.10 1997/01/10 20:17:31 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/executor/execQual.c,v 1.11 1997/04/22 03:32:35 vadim Exp $
*
*-------------------------------------------------------------------------
*/
@ -98,7 +98,6 @@ ExecEvalArrayRef(ArrayRef *arrayRef,
int *lIndex;
char *dataPtr;
execConstByVal = arrayRef->refelembyval;
*isNull = false;
array_scanner = (ArrayType*)ExecEvalExpr(arrayRef->refexpr,
econtext,
@ -138,6 +137,8 @@ ExecEvalArrayRef(ArrayRef *arrayRef,
assgnexpr, econtext,
isNull, &dummy);
if (*isNull) return (Datum)NULL;
execConstByVal = arrayRef->refelembyval;
execConstLen = arrayRef->refelemlength;
if (lIndex == NULL)
return (Datum) array_set(array_scanner, i, upper.indx, dataPtr,
arrayRef->refelembyval,
@ -149,6 +150,8 @@ ExecEvalArrayRef(ArrayRef *arrayRef,
arrayRef->refelembyval,
arrayRef->refelemlength, isNull);
}
execConstByVal = arrayRef->refelembyval;
execConstLen = arrayRef->refelemlength;
if (lIndex == NULL)
return (Datum) array_ref(array_scanner, i, upper.indx,
arrayRef->refelembyval,

6
src/backend/executor/nodeHash.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/executor/nodeHash.c,v 1.7 1996/11/06 06:47:40 scrappy Exp $
* $Header: /cvsroot/pgsql/src/backend/executor/nodeHash.c,v 1.8 1997/04/22 03:32:38 vadim Exp $
*
*-------------------------------------------------------------------------
*/
@ -536,8 +536,10 @@ ExecHashGetBucket(HashJoinTable hashtable,
/* ----------------
* Get the join attribute value of the tuple
* ----------------
* ...It's quick hack - use ExecEvalExpr instead of ExecEvalVar:
* hashkey may be T_ArrayRef, not just T_Var. - vadim 04/22/97
*/
keyval = ExecEvalVar(hashkey, econtext, &isNull);
keyval = ExecEvalExpr((Node*)hashkey, econtext, &isNull, NULL);
/*
* keyval could be null, so we better point it to something

10
src/backend/optimizer/plan/createplan.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/plan/createplan.c,v 1.9 1997/03/18 18:40:05 scrappy Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/plan/createplan.c,v 1.10 1997/04/22 03:30:36 vadim Exp $
*
*-------------------------------------------------------------------------
*/
@ -734,10 +734,16 @@ switch_outer(List *clauses)
Expr *temp = NULL;
List *i = NIL;
Expr *clause;
Node *op;
foreach(i,clauses) {
clause = lfirst(i);
if(var_is_outer(get_rightop(clause))) {
op = (Node*)get_rightop(clause);
if ( IsA (op, ArrayRef) )
op = ((ArrayRef*)op)->refexpr;
Assert ( IsA (op, Var) );
if ( var_is_outer ((Var*)op) )
{
temp = make_clause(clause->opType, clause->oper,
lcons(get_rightop(clause),
lcons(get_leftop(clause),