/*------------------------------------------------------------------------- * * tlist.h * prototypes for tlist.c. * * * Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * * $Id: tlist.h,v 1.37 2003/08/04 00:43:31 momjian Exp $ * *------------------------------------------------------------------------- */ #ifndef TLIST_H #define TLIST_H #include "nodes/relation.h" extern TargetEntry *tlistentry_member(Node *node, List *targetlist); extern Resdom *tlist_member(Node *node, List *targetlist); extern TargetEntry *create_tl_element(Var *var, int resdomno); extern List *flatten_tlist(List *tlist); extern List *add_to_flat_tlist(List *tlist, List *vars); extern TargetEntry *get_sortgroupclause_tle(SortClause *sortClause, List *targetList); extern Node *get_sortgroupclause_expr(SortClause *sortClause, List *targetList); extern List *get_sortgrouplist_exprs(List *sortClauses, List *targetList); #endif /* TLIST_H */