src/include/parser/parse_target.h

   1 /*-------------------------------------------------------------------------
   2  *
   3  * parse_target.h
   4  *        handle target lists
   5  *
   6  *
   7  * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
   8  * Portions Copyright (c) 1994, Regents of the University of California
   9  *
  10  * src/include/parser/parse_target.h
  11  *
  12  *-------------------------------------------------------------------------
  13  */
  14 #ifndef PARSE_TARGET_H
  15 #define PARSE_TARGET_H
  16
  17 #include "parser/parse_node.h"
  18
  19
  20 extern List *transformTargetList(ParseState *pstate, List *targetlist,
  21                                                                  ParseExprKind exprKind);
  22 extern List *transformExpressionList(ParseState *pstate, List *exprlist,
  23                                                                          ParseExprKind exprKind, bool allowDefault);
  24 extern void resolveTargetListUnknowns(ParseState *pstate, List *targetlist);
  25 extern void markTargetListOrigins(ParseState *pstate, List *targetlist);
  26 extern TargetEntry *transformTargetEntry(ParseState *pstate,
  27                                                                                  Node *node, Node *expr, ParseExprKind exprKind,
  28                                                                                  char *colname, bool resjunk);
  29 extern Expr *transformAssignedExpr(ParseState *pstate, Expr *expr,
  30                                                                    ParseExprKind exprKind,
  31                                                                    const char *colname,
  32                                                                    int attrno,
  33                                                                    List *indirection,
  34                                                                    int location);
  35 extern void updateTargetListEntry(ParseState *pstate, TargetEntry *tle,
  36                                                                   char *colname, int attrno,
  37                                                                   List *indirection,
  38                                                                   int location);
  39 extern Node *transformAssignmentIndirection(ParseState *pstate,
  40                                                                                         Node *basenode,
  41                                                                                         const char *targetName,
  42                                                                                         bool targetIsSubscripting,
  43                                                                                         Oid targetTypeId,
  44                                                                                         int32 targetTypMod,
  45                                                                                         Oid targetCollation,
  46                                                                                         List *indirection,
  47                                                                                         ListCell *indirection_cell,
  48                                                                                         Node *rhs,
  49                                                                                         CoercionContext ccontext,
  50                                                                                         int location);
  51 extern List *checkInsertTargets(ParseState *pstate, List *cols,
  52                                                                 List **attrnos);
  53 extern TupleDesc expandRecordVariable(ParseState *pstate, Var *var,
  54                                                                           int levelsup);
  55 extern char *FigureColname(Node *node);
  56 extern char *FigureIndexColname(Node *node);
  57
  58 #endif                                                  /* PARSE_TARGET_H */