1 files changed, 54 insertions, 0 deletions
diff --git a/src/include/parser/parse_clause.h b/src/include/parser/parse_clause.h
new file mode 100644
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+++ b/src/include/parser/parse_clause.h
@@ -0,0 +1,54 @@
+/*-------------------------------------------------------------------------
+ *
+ * parse_clause.h
+ *	  handle clauses in parser
+ *
+ *
+ * Portions Copyright (c) 1996-2023, 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 Node *transformWhereClause(ParseState *pstate, Node *clause,
+								  ParseExprKind exprKind, const char *constructName);
+extern Node *transformLimitClause(ParseState *pstate, Node *clause,
+								  ParseExprKind exprKind, const char *constructName,
+								  LimitOption limitOption);
+extern List *transformGroupClause(ParseState *pstate, List *grouplist,
+								  List **groupingSets,
+								  List **targetlist, List *sortClause,
+								  ParseExprKind exprKind, bool useSQL99);
+extern List *transformSortClause(ParseState *pstate, List *orderlist,
+								 List **targetlist, ParseExprKind exprKind,
+								 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 void transformOnConflictArbiter(ParseState *pstate,
+									   OnConflictClause *onConflictClause,
+									   List **arbiterExpr, Node **arbiterWhere,
+									   Oid *constraint);
+
+extern List *addTargetToSortList(ParseState *pstate, TargetEntry *tle,
+								 List *sortlist, List *targetlist, SortBy *sortby);
+extern Index assignSortGroupRef(TargetEntry *tle, List *tlist);
+extern bool targetIsInSortList(TargetEntry *tle, Oid sortop, List *sortList);
+
+#endif							/* PARSE_CLAUSE_H */