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37 lines
1.1 KiB
C
37 lines
1.1 KiB
C
/*-------------------------------------------------------------------------
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*
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* tlist.h
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* prototypes for tlist.c.
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*
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*
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* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* $Id: tlist.h,v 1.31 2001/11/05 17:46:34 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef TLIST_H
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#define TLIST_H
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#include "nodes/relation.h"
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extern TargetEntry *tlistentry_member(Node *node, List *targetlist);
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extern Resdom *tlist_member(Node *node, List *targetlist);
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extern void add_var_to_tlist(RelOptInfo *rel, Var *var);
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extern TargetEntry *create_tl_element(Var *var, int resdomno);
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extern List *new_unsorted_tlist(List *targetlist);
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extern List *flatten_tlist(List *tlist);
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extern List *add_to_flat_tlist(List *tlist, List *vars);
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extern Var *get_expr(TargetEntry *tle);
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extern TargetEntry *get_sortgroupclause_tle(SortClause *sortClause,
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List *targetList);
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extern Node *get_sortgroupclause_expr(SortClause *sortClause,
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List *targetList);
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#endif /* TLIST_H */
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