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pg_replication_origin.h
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1 /*-------------------------------------------------------------------------
2  *
3  * pg_replication_origin.h
4  * definition of the "replication origin" system catalog
5  * (pg_replication_origin)
6  *
7  * Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
8  * Portions Copyright (c) 1994, Regents of the University of California
9  *
10  * src/include/catalog/pg_replication_origin.h
11  *
12  * NOTES
13  * The Catalog.pm module reads this file and derives schema
14  * information.
15  *
16  *-------------------------------------------------------------------------
17  */
18 #ifndef PG_REPLICATION_ORIGIN_H
19 #define PG_REPLICATION_ORIGIN_H
20 
21 #include "catalog/genbki.h"
22 #include "catalog/pg_replication_origin_d.h"
23 
24 #include "access/xlogdefs.h"
25 
26 /* ----------------
27  * pg_replication_origin. cpp turns this into
28  * typedef struct FormData_pg_replication_origin
29  * ----------------
30  */
31 CATALOG(pg_replication_origin,6000,ReplicationOriginRelationId) BKI_SHARED_RELATION BKI_WITHOUT_OIDS
32 {
33  /*
34  * Locally known id that get included into WAL.
35  *
36  * This should never leave the system.
37  *
38  * Needs to fit into an uint16, so we don't waste too much space in WAL
39  * records. For this reason we don't use a normal Oid column here, since
40  * we need to handle allocation of new values manually.
41  */
42  Oid roident;
43 
44  /*
45  * Variable-length fields start here, but we allow direct access to
46  * roname.
47  */
48 
49  /* external, free-format, name */
50  text roname BKI_FORCE_NOT_NULL;
51 
52 #ifdef CATALOG_VARLEN /* further variable-length fields */
53 #endif
55 
57 
58 #endif /* PG_REPLICATION_ORIGIN_H */
FormData_pg_replication_origin
#define BKI_SHARED_RELATION
Definition: genbki.h:27
unsigned int Oid
Definition: postgres_ext.h:31
#define BKI_WITHOUT_OIDS
Definition: genbki.h:28
#define BKI_FORCE_NOT_NULL
Definition: genbki.h:34
FormData_pg_replication_origin * Form_pg_replication_origin
CATALOG(pg_replication_origin, 6000, ReplicationOriginRelationId) BKI_SHARED_RELATION BKI_WITHOUT_OIDS
Definition: c.h:516