Re: Big 7.1 open items
От | Bruce Momjian |
---|---|
Тема | Re: Big 7.1 open items |
Дата | |
Msg-id | 200006181435.KAA05443@candle.pha.pa.us обсуждение исходный текст |
Ответ на | Re: Big 7.1 open items (Bruce Momjian <pgman@candle.pha.pa.us>) |
Список | pgsql-hackers |
> > I haven't figured out extent locations yet. One idea is to allow > > administrators to create symlinks for tables >1 gig, and to not remove > > the symlinks when a table shrinks. Only remove the file pointed to by > > the table, but leave the symlink there so if the table grows again, it > > can use the symlink. lstat() would allow this. > > OK, I have an extent idea. It is: > > CREATE LOCATION tabloc IN '/var/private/pgsql' EXTENT2 > '/usr/pg'. Even better: CREATE LOCATION tabloc IN '/var/private/pgsql' EXTENT '/usr/pg', '/usr1/pg' This will create extent/2 and extent/3, and the system can rotate extents between the primary storage area, and 2 and 3. Also, CREATE INDEX will need a location specification added. -- Bruce Momjian | http://www.op.net/~candle pgman@candle.pha.pa.us | (610) 853-3000+ If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania19026
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