Re: [HACKERS] Hot Standby utility and administrator functions
От | Simon Riggs |
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Тема | Re: [HACKERS] Hot Standby utility and administrator functions |
Дата | |
Msg-id | 1224536166.3808.864.camel@ebony.2ndQuadrant обсуждение исходный текст |
Ответ на | Re: [HACKERS] Hot Standby utility and administrator functions (Alvaro Herrera <alvherre@commandprompt.com>) |
Ответы |
Re: [HACKERS] Hot Standby utility and administrator functions
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Список | pgsql-general |
On Mon, 2008-10-20 at 17:44 -0300, Alvaro Herrera wrote: > Simon Riggs escribió: > > > > On Mon, 2008-10-20 at 16:22 -0400, Robert Haas wrote: > > > > * pg_last_recovered_xact_xid() > > > > Will throw an ERROR if *not* executed in recovery mode. > > > > returns bigint > > > > > > > > * pg_last_completed_xact_xid() > > > > Will throw an ERROR *if* executed in recovery mode. > > > > returns bigint > > > > > > Should these return xid? > > > > Perhaps, but they match txid_current() which returns bigint. > > http://developer.postgresql.org/pgdocs/postgres/functions-info.html > > That's been "extended with an epoch counter" per the docs; I don't think > that's appropriate for the new functions, is it? I assumed it was, so you can subtract them easily. It can be done either way, I guess. Happy to provide what people need. I just dreamed up a few that sounded useful. -- Simon Riggs www.2ndQuadrant.com PostgreSQL Training, Services and Support
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