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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/util/clauses.c
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@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/optimizer/util/clauses.c,v 1.197 2005/05/22 22:30:20 tgl Exp $
* $PostgreSQL: pgsql/src/backend/optimizer/util/clauses.c,v 1.198 2005/06/05 22:32:56 tgl Exp $
*
* HISTORY
* AUTHOR DATE MAJOR EVENT
@@ -3040,8 +3040,6 @@ query_tree_walker(Query *query,
return true;
if (walker(query->limitCount, context))
return true;
if (walker(query->in_info_list, context))
return true;
if (range_table_walker(query->rtable, walker, context, flags))
return true;
return false;
@@ -3564,7 +3562,6 @@ query_tree_mutator(Query *query,
MUTATE(query->havingQual, query->havingQual, Node *);
MUTATE(query->limitOffset, query->limitOffset, Node *);
MUTATE(query->limitCount, query->limitCount, Node *);
MUTATE(query->in_info_list, query->in_info_list, List *);
query->rtable = range_table_mutator(query->rtable,
mutator, context, flags);
return query;