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Remove planner's private fields from Query struct, and put them into

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a new PlannerInfo struct, which is passed around instead of the bare
Query in all the planning code.  This commit is essentially just a
code-beautification exercise, but it does open the door to making
larger changes to the planner data structures without having to muck
with the widely-known Query struct.
This commit is contained in:
Tom Lane
2005-06-05 22:32:58 +00:00
parent 22dbd54047
commit 9ab4d98168
51 changed files with 852 additions and 707 deletions
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6
src/backend/optimizer/path/tidpath.c
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@ -9,7 +9,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/optimizer/path/tidpath.c,v 1.22 2004/12/31 22:00:04 pgsql Exp $
* $PostgreSQL: pgsql/src/backend/optimizer/path/tidpath.c,v 1.23 2005/06/05 22:32:55 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -25,11 +25,13 @@
#include "parser/parse_coerce.h"
#include "utils/lsyscache.h"
static List *TidqualFromRestrictinfo(Relids relids, List *restrictinfo);
static bool isEvaluable(int varno, Node *node);
static Node *TidequalClause(int varno, OpExpr *node);
static List *TidqualFromExpr(int varno, Expr *expr);
static bool
isEvaluable(int varno, Node *node)
{
@ -228,7 +230,7 @@ TidqualFromRestrictinfo(Relids relids, List *restrictinfo)
* Candidate paths are added to the rel's pathlist (using add_path).
*/
void
create_tidscan_paths(Query *root, RelOptInfo *rel)
create_tidscan_paths(PlannerInfo *root, RelOptInfo *rel)
{
List *tideval = TidqualFromRestrictinfo(rel->relids,
rel->baserestrictinfo);