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Further tweaking of parsetree & plantree representation of SubLinks.

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Simplify SubLink by storing just a List of operator OIDs, instead of
a list of incomplete OpExprs --- that was a bizarre and bulky choice,
with no redeeming social value since we have to build new OpExprs
anyway when forming the plan tree.
This commit is contained in:
Tom Lane
2003-01-10 21:08:15 +00:00
parent 36ea26793a
commit e69785debf
17 changed files with 407 additions and 246 deletions
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11
src/backend/nodes/outfuncs.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/nodes/outfuncs.c,v 1.191 2003/01/09 20:50:50 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/nodes/outfuncs.c,v 1.192 2003/01/10 21:08:11 tgl Exp $
*
* NOTES
* Every node type that can appear in stored rules' parsetrees *must*
@ -658,10 +658,10 @@ _outSubLink(StringInfo str, SubLink *node)
WRITE_NODE_TYPE("SUBLINK");
WRITE_ENUM_FIELD(subLinkType, SubLinkType);
WRITE_BOOL_FIELD(operIsEquals);
WRITE_BOOL_FIELD(useOr);
WRITE_NODE_FIELD(lefthand);
WRITE_NODE_FIELD(oper);
WRITE_NODE_FIELD(operName);
WRITE_INTLIST_FIELD(operOids);
WRITE_NODE_FIELD(subselect);
}
@ -672,10 +672,13 @@ _outSubPlan(StringInfo str, SubPlan *node)
WRITE_ENUM_FIELD(subLinkType, SubLinkType);
WRITE_BOOL_FIELD(useOr);
WRITE_NODE_FIELD(oper);
WRITE_NODE_FIELD(exprs);
WRITE_INTLIST_FIELD(paramIds);
WRITE_NODE_FIELD(plan);
WRITE_INT_FIELD(plan_id);
WRITE_NODE_FIELD(rtable);
WRITE_BOOL_FIELD(useHashTable);
WRITE_BOOL_FIELD(unknownEqFalse);
WRITE_INTLIST_FIELD(setParam);
WRITE_INTLIST_FIELD(parParam);
WRITE_NODE_FIELD(args);