src/include/rewrite/rewriteHandler.h

   1 /*-------------------------------------------------------------------------
   2  *
   3  * rewriteHandler.h
   4  *              External interface to query rewriter.
   5  *
   6  *
   7  * Portions Copyright (c) 1996-2025, PostgreSQL Global Development Group
   8  * Portions Copyright (c) 1994, Regents of the University of California
   9  *
  10  * src/include/rewrite/rewriteHandler.h
  11  *
  12  *-------------------------------------------------------------------------
  13  */
  14 #ifndef REWRITEHANDLER_H
  15 #define REWRITEHANDLER_H
  16
  17 #include "nodes/parsenodes.h"
  18 #include "utils/relcache.h"
  19
  20 extern List *QueryRewrite(Query *parsetree);
  21 extern void AcquireRewriteLocks(Query *parsetree,
  22                                                                 bool forExecute,
  23                                                                 bool forUpdatePushedDown);
  24
  25 extern Node *build_column_default(Relation rel, int attrno);
  26
  27 extern Query *get_view_query(Relation view);
  28 extern bool view_has_instead_trigger(Relation view, CmdType event,
  29                                                                          List *mergeActionList);
  30 extern const char *view_query_is_auto_updatable(Query *viewquery,
  31                                                                                                 bool check_cols);
  32 extern int      relation_is_updatable(Oid reloid,
  33                                                                   List *outer_reloids,
  34                                                                   bool include_triggers,
  35                                                                   Bitmapset *include_cols);
  36 extern void error_view_not_updatable(Relation view,
  37                                                                          CmdType command,
  38                                                                          List *mergeActionList,
  39                                                                          const char *detail);
  40
  41 #endif                                                  /* REWRITEHANDLER_H */