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ING_DB

This commit is contained in:
Oliver Lehmann 1989-11-07 12:32:54 +00:00
parent 095bf815c0
commit c0aa772779
1 changed files with 99 additions and 0 deletions
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WEGA/contrib/ingres/dbs/src/support/dmp.h Normal file
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/*
** shared header file for relation backup
** extractr and insertr
*/
# include <stdio.h>
# include "gen.h"
# include "../h/dbs.h"
# include "../h/aux.h"
# include "../h/bs.h"
# include "../h/catalog.h"
# include "../h/access.h"
# include "../h/lock.h"
/*
** DUMP HEADER
*/
struct d_hdr
{
struct adminhdr d_admin; /* DBA and DB-status */
char d_owner[2]; /* DUMP-owner */
short d_status; /* DUMP-stat, see below */
long d_date; /* DUMP-date */
char d_db[MAXNAME + 2]; /* DUMP from db */
short d_rels; /* # of dumped rels */
};
/* The following assignments are status bits for d_hdr.d_status */
# define X_32 00001
# define X_WORDS 00002
# define X_BYTES 00004
# ifdef BIT_32
# define D_32 X_32 /* 32-bit computer */
# else
# define D_32 00000 /* 16-bit computer */
# endif
# ifdef REV_WORDS
# define D_WORDS X_WORDS /* rev. words computer */
# else
# define D_WORDS 00000 /* normal computer */
# endif
# ifdef REV_BYTES
# define D_BYTES X_BYTES /* rev. bytes computer */
# else
# define D_BYTES 00000 /* normal computer */
# endif
# define D_MACHINE 00007 /* computer mask */
# define D_QRYMOD 00010 /* no QRYMOD */
/*
** REALTION HEADER
*/
struct d_rel
{
char d_relid[MAXNAME + 2]; /* relation name */
short d_ntups; /* # of catalog tups */
long d_tupoff; /* off for catalog tups */
long d_npages; /* # of data pages */
long d_pageoff; /* off for data pages */
};
/*
** CATALOG TUPLE
*/
union d_tup
{
struct relation d_relation;
struct attribute d_attribute;
struct index d_index;
struct protect d_protect;
struct integrity d_integrity;
struct tree d_tree;
};
/* global declarations */
extern struct d_hdr Hdr; /* dump header */
extern struct d_rel Rel; /* relation header */
extern union d_tup Tup; /* catalog tuple */
extern int Fh; /* fd for header */
extern int Fp; /* fd for tups & pages */
extern int No_qm; /* no QRYMOD-flag */
extern int D_flag; /* destroy relation */
# define D_REL 0 /* AA_REL */
# define D_ATT 1 /* AA_ATT */
# define D_INDEX 2 /* AA_INDEX */
# define D_NOQM 3
# define D_INTEG 3 /* AA_INTEG */
# define D_PROTECT 4 /* AA_PROTECT */
# define D_TREE 5 /* AA_TREE */
# define D_CATS 6
extern DESC *Cdesc[D_CATS]; /* catalog descriptors */
extern char *Catalog[D_CATS]; /* name of catalogs */
extern short Clen[D_CATS]; /* len of catalog tup */
/* data base declarations */
extern char *Parmvect[];
extern char *Flagvect[];
extern struct admin AAdmin;
extern char *AAdbpath;