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Another round of planner/optimizer work. This is just restructuring and

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code cleanup; no major improvements yet.  However, EXPLAIN does produce
more intuitive outputs for nested loops with indexscans now...
This commit is contained in:
Tom Lane
2000-01-09 00:26:47 +00:00
parent 69d4299e3e
commit 166b5c1def
35 changed files with 1239 additions and 1448 deletions
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16
src/backend/optimizer/util/relnode.c
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@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/util/relnode.c,v 1.19 1999/08/16 02:17:58 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/util/relnode.c,v 1.20 2000/01/09 00:26:41 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -37,21 +37,15 @@ get_base_rel(Query *root, int relid)
{
rel = makeNode(RelOptInfo);
rel->relids = relids;
rel->indexed = false;
rel->pages = 0;
rel->tuples = 0;
rel->size = 0;
rel->rows = 0;
rel->width = 0;
rel->targetlist = NIL;
rel->pathlist = NIL;
rel->cheapestpath = (Path *) NULL;
rel->pruneable = true;
rel->classlist = NULL;
rel->indexkeys = NULL;
rel->ordering = NULL;
rel->relam = InvalidOid;
rel->indproc = InvalidOid;
rel->indpred = NIL;
rel->indexed = false;
rel->pages = 0;
rel->tuples = 0;
rel->restrictinfo = NIL;
rel->joininfo = NIL;
rel->innerjoin = NIL;