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/*------------------------------------------------------------------------- * * parse_clause.h * handle clauses in parser * * * Portions Copyright (c) 1996-2012, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * * src/include/parser/parse_clause.h * *------------------------------------------------------------------------- */ #ifndef PARSE_CLAUSE_H #define PARSE_CLAUSE_H #include "parser/parse_node.h" extern void transformFromClause(ParseState *pstate, List *frmList); extern int setTargetTable(ParseState *pstate, RangeVar *relation, bool inh, bool alsoSource, AclMode requiredPerms); extern bool interpretInhOption(InhOption inhOpt); extern bool interpretOidsOption(List *defList); extern Node *transformWhereClause(ParseState *pstate, Node *clause, const char *constructName); extern Node *transformLimitClause(ParseState *pstate, Node *clause, const char *constructName); extern List *transformGroupClause(ParseState *pstate, List *grouplist, List **targetlist, List *sortClause, bool useSQL99); extern List *transformSortClause(ParseState *pstate, List *orderlist, List **targetlist, bool resolveUnknown, bool useSQL99); extern List *transformWindowDefinitions(ParseState *pstate, List *windowdefs, List **targetlist); extern List *transformDistinctClause(ParseState *pstate, List **targetlist, List *sortClause, bool is_agg); extern List *transformDistinctOnClause(ParseState *pstate, List *distinctlist, List **targetlist, List *sortClause); extern Index assignSortGroupRef(TargetEntry *tle, List *tlist); extern bool targetIsInSortList(TargetEntry *tle, Oid sortop, List *sortList); #endif /* PARSE_CLAUSE_H */