granicus.if.org Git - postgresql/blob - src/include/catalog/pg_statistic.h

   1 /*-------------------------------------------------------------------------
   2  *
   3  * pg_statistic.h--
   4  *        definition of the system "statistic" relation (pg_statistic)
   5  *        along with the relation's initial contents.
   6  *
   7  *
   8  * Copyright (c) 1994, Regents of the University of California
   9  *
  10  * $Id: pg_statistic.h,v 1.3 1997/09/07 04:57:10 momjian Exp $
  11  *
  12  * NOTES
  13  *        the genbki.sh script reads this file and generates .bki
  14  *        information from the DATA() statements.
  15  *
  16  *-------------------------------------------------------------------------
  17  */
  18 #ifndef PG_STATISTIC_H
  19 #define PG_STATISTIC_H
  20
  21 /* ----------------
  22  *              postgres.h contains the system type definintions and the
  23  *              CATALOG(), BOOTSTRAP and DATA() sugar words so this file
  24  *              can be read by both genbki.sh and the C compiler.
  25  * ----------------
  26  */
  27
  28 /* ----------------
  29  *              pg_statistic definition.  cpp turns this into
  30  *              typedef struct FormData_pg_statistic
  31  * ----------------
  32  */
  33 CATALOG(pg_statistic)
  34 {
  35         Oid                             starelid;
  36         int2                    staattnum;
  37         Oid                             staop;
  38         text                    stalokey;       /* VARIABLE LENGTH FIELD */
  39         text                    stahikey;       /* VARIABLE LENGTH FIELD */
  40 } FormData_pg_statistic;
  41
  42 /* ----------------
  43  *              Form_pg_statistic corresponds to a pointer to a tuple with
  44  *              the format of pg_statistic relation.
  45  * ----------------
  46  */
  47 typedef FormData_pg_statistic *Form_pg_statistic;
  48
  49 /* ----------------
  50  *              compiler constants for pg_statistic
  51  * ----------------
  52  */
  53 #define Natts_pg_statistic                              5
  54 #define Anum_pg_statistic_starelid              1
  55 #define Anum_pg_statistic_staattnum             2
  56 #define Anum_pg_statistic_staop                 3
  57 #define Anum_pg_statistic_stalokey              4
  58 #define Anum_pg_statistic_stahikey              5
  59
  60 #endif                                                  /* PG_STATISTIC_H */