src/include/executor/execdefs.h

   1 /*-------------------------------------------------------------------------
   2  *
   3  * execdefs.h--
   4  *
   5  *
   6  *
   7  * Copyright (c) 1994, Regents of the University of California
   8  *
   9  * $Id: execdefs.h,v 1.3 1998/09/01 04:35:47 momjian Exp $
  10  *
  11  *-------------------------------------------------------------------------
  12  */
  13 #ifndef EXECDEFS_H
  14 #define EXECDEFS_H
  15
  16 /* ----------------
  17  *              ExecutePlan() tuplecount definitions
  18  * ----------------
  19  */
  20 #define ALL_TUPLES                              0               /* return all tuples */
  21 #define ONE_TUPLE                               1               /* return only one tuple */
  22
  23 /* ----------------
  24  *              constants used by ExecMain
  25  * ----------------
  26  */
  27 #define EXEC_RUN                                                3
  28 #define EXEC_FOR                                                4
  29 #define EXEC_BACK                                               5
  30 #define EXEC_RETONE                                             6
  31 #define EXEC_RESULT                                             7
  32
  33 /* ----------------
  34  *              Merge Join states
  35  * ----------------
  36  */
  37 #define EXEC_MJ_INITIALIZE                              1
  38 #define EXEC_MJ_JOINMARK                                2
  39 #define EXEC_MJ_JOINTEST                                3
  40 #define EXEC_MJ_JOINTUPLES                              4
  41 #define EXEC_MJ_NEXTOUTER                               5
  42 #define EXEC_MJ_TESTOUTER                               6
  43 #define EXEC_MJ_NEXTINNER                               7
  44 #define EXEC_MJ_SKIPINNER                               8
  45 #define EXEC_MJ_SKIPOUTER                               9
  46
  47 #endif   /* EXECDEFS_H */