parse_target.h

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/*-------------------------------------------------------------------------
 *
 * parse_target.h
 *    handle target lists
 *
 *
 * Portions Copyright (c) 1996-2024, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * src/include/parser/parse_target.h
 *
 *-------------------------------------------------------------------------
 */
#ifndef PARSE_TARGET_H
#define PARSE_TARGET_H
 
#include "parser/parse_node.h"
 
 
extern List *transformTargetList(ParseState *pstate, List *targetlist,
                                 ParseExprKind exprKind);
extern List *transformExpressionList(ParseState *pstate, List *exprlist,
                                     ParseExprKind exprKind, bool allowDefault);
extern void resolveTargetListUnknowns(ParseState *pstate, List *targetlist);
extern void markTargetListOrigins(ParseState *pstate, List *targetlist);
extern TargetEntry *transformTargetEntry(ParseState *pstate,
                                         Node *node, Node *expr, ParseExprKind exprKind,
                                         char *colname, bool resjunk);
extern Expr *transformAssignedExpr(ParseState *pstate, Expr *expr,
                                   ParseExprKind exprKind,
                                   const char *colname,
                                   int attrno,
                                   List *indirection,
                                   int location);
extern void updateTargetListEntry(ParseState *pstate, TargetEntry *tle,
                                  char *colname, int attrno,
                                  List *indirection,
                                  int location);
extern Node *transformAssignmentIndirection(ParseState *pstate,
                                            Node *basenode,
                                            const char *targetName,
                                            bool targetIsSubscripting,
                                            Oid targetTypeId,
                                            int32 targetTypMod,
                                            Oid targetCollation,
                                            List *indirection,
                                            ListCell *indirection_cell,
                                            Node *rhs,
                                            CoercionContext ccontext,
                                            int location);
extern List *checkInsertTargets(ParseState *pstate, List *cols,
                                List **attrnos);
extern TupleDesc expandRecordVariable(ParseState *pstate, Var *var,
                                      int levelsup);
extern char *FigureColname(Node *node);
extern char *FigureIndexColname(Node *node);
 
#endif                          /* PARSE_TARGET_H */