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Need to do BufferSync at end of DROP DATABASE as well as CREATE DATABASE.

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Otherwise, newly connecting backends will still think the deleted DB is
valid, and will generate unexpected error messages.
This commit is contained in:
Tom Lane 2001-01-14 22:14:10 +00:00
parent c0f069944f
commit a3cac3a03b
1 changed files with 13 additions and 3 deletions
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16
src/backend/commands/dbcommands.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/dbcommands.c,v 1.70 2000/11/30 08:46:22 vadim Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/dbcommands.c,v 1.71 2001/01/14 22:14:10 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -153,7 +153,8 @@ createdb(const char *dbname, const char *dbpath,
elog(ERROR, "database path may not contain single quotes");
/* ... otherwise we'd be open to shell exploits below */
/* Force dirty buffers out to disk, to ensure source database is
/*
* Force dirty buffers out to disk, to ensure source database is
* up-to-date for the copy. (We really only need to flush buffers
* for the source database...)
*/
@ -253,7 +254,8 @@ createdb(const char *dbname, const char *dbpath,
/* Close pg_database, but keep lock till commit */
heap_close(pg_database_rel, NoLock);
/* Force dirty buffers out to disk, so that newly-connecting backends
/*
* Force dirty buffers out to disk, so that newly-connecting backends
* will see the new database in pg_database right away. (They'll see
* an uncommitted tuple, but they don't care; see GetRawDatabaseInfo.)
*/
@ -369,6 +371,14 @@ dropdb(const char *dbname)
* Remove the database's subdirectory and everything in it.
*/
remove_dbdirs(nominal_loc, alt_loc);
/*
* Force dirty buffers out to disk, so that newly-connecting backends
* will see the database tuple marked dead in pg_database right away.
* (They'll see an uncommitted deletion, but they don't care; see
* GetRawDatabaseInfo.)
*/
BufferSync();
}