Files
postgresql/src/include/optimizer/subselect.h
2000-04-12 17:17:23 +00:00

22 lines
686 B
C

/*-------------------------------------------------------------------------
*
* subselect.h
*
*-------------------------------------------------------------------------
*/
#ifndef SUBSELECT_H
#define SUBSELECT_H
#include "nodes/plannodes.h"
extern Index PlannerQueryLevel; /* level of current query */
extern List *PlannerInitPlan; /* init subplans for current query */
extern List *PlannerParamVar; /* to get Var from Param->paramid */
extern int PlannerPlanId; /* to assign unique ID to subquery plans */
extern List *SS_finalize_plan(Plan *plan);
extern Node *SS_replace_correlation_vars(Node *expr);
extern Node *SS_process_sublinks(Node *expr);
#endif /* SUBSELECT_H */