mirrors/postgres
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Add comments about definitions that may affect PG_CONTROL_VERSION,

Browse Source 
per recent unintended-initdb-forcing fiasco
This commit is contained in:
Alvaro Herrera 2010-06-03 20:37:13 +00:00
parent 58028240bb
commit 667440162c
1 changed files with 6 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
src/include/catalog/pg_control.h
View File

@ -8,7 +8,7 @@
* Portions Copyright (c) 1996-2010, PostgreSQL Global Development Group * Portions Copyright (c) 1996-2010, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California * Portions Copyright (c) 1994, Regents of the University of California
* *
* $PostgreSQL: pgsql/src/include/catalog/pg_control.h,v 1.56 2010/06/03 14:50:30 tgl Exp $ * $PostgreSQL: pgsql/src/include/catalog/pg_control.h,v 1.57 2010/06/03 20:37:13 alvherre Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -26,6 +26,7 @@
/* /*
* Body of CheckPoint XLOG records. This is declared here because we keep * Body of CheckPoint XLOG records. This is declared here because we keep
* a copy of the latest one in pg_control for possible disaster recovery. * a copy of the latest one in pg_control for possible disaster recovery.
* Changing this struct requires a PG_CONTROL_VERSION bump.
*/ */
typedef struct CheckPoint typedef struct CheckPoint
{ {
@ -60,7 +61,10 @@ typedef struct CheckPoint
#define XLOG_PARAMETER_CHANGE 0x60 #define XLOG_PARAMETER_CHANGE 0x60
/* System status indicator */ /*
* System status indicator. Note this is stored in pg_control; if you change
* it, you must bump PG_CONTROL_VERSION
*/
typedef enum DBState typedef enum DBState
{ {
DB_STARTUP = 0, DB_STARTUP = 0,