42 lines
1.5 KiB
C
42 lines
1.5 KiB
C
/*-------------------------------------------------------------------------
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*
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* parse_clause.h
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* handle clauses in parser
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*
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*
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* Portions Copyright (c) 1996-2003, 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: parse_clause.h,v 1.35 2003/08/04 02:40:14 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef PARSE_CLAUSE_H
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#define PARSE_CLAUSE_H
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#include "parser/parse_node.h"
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extern void transformFromClause(ParseState *pstate, List *frmList);
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extern int setTargetTable(ParseState *pstate, RangeVar *relation,
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bool inh, bool alsoSource);
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extern bool interpretInhOption(InhOption inhOpt);
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extern Node *transformWhereClause(ParseState *pstate, Node *clause,
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const char *constructName);
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extern Node *transformLimitClause(ParseState *pstate, Node *clause,
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const char *constructName);
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extern List *transformGroupClause(ParseState *pstate, List *grouplist,
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List *targetlist, List *sortClause);
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extern List *transformSortClause(ParseState *pstate, List *orderlist,
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List *targetlist, bool resolveUnknown);
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extern List *transformDistinctClause(ParseState *pstate, List *distinctlist,
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List *targetlist, List **sortClause);
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extern List *addAllTargetsToSortList(ParseState *pstate,
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List *sortlist, List *targetlist,
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bool resolveUnknown);
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extern Index assignSortGroupRef(TargetEntry *tle, List *tlist);
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extern bool targetIsInSortList(TargetEntry *tle, List *sortList);
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#endif /* PARSE_CLAUSE_H */
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