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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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5
src/backend/optimizer/prep/preptlist.c
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@@ -15,7 +15,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/optimizer/prep/preptlist.c,v 1.76 2005/05/23 03:01:13 tgl Exp $
* $PostgreSQL: pgsql/src/backend/optimizer/prep/preptlist.c,v 1.77 2005/06/05 22:32:56 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -43,8 +43,9 @@ static List *expand_targetlist(List *tlist, int command_type,
* Returns the new targetlist.
*/
List *
preprocess_targetlist(Query *parse, List *tlist)
preprocess_targetlist(PlannerInfo *root, List *tlist)
{
Query *parse = root->parse;
int result_relation = parse->resultRelation;
List *range_table = parse->rtable;
CmdType command_type = parse->commandType;