Jim C. Nasby wrote: > Why would the content of the old_table be unreliable? If we've replayed > logs up to the point of the CTAS then any data that would be visible to > the CTAS should be fine, no? > > Though, the way Tom put it in one of his replies it sounds like WAL > doesn't do any kind of statement logging, only data logging. If that's > the case I'm not sure that the CTAS would actually get replayed. But I > suspect I'm just misunderstanding...
The CTAS doesn't get logged (nor replayed obviously). What happens is that the involved files are fsync'ed before transaction commit, AFAIR. -- Alvaro Herrera http://www.CommandPrompt.com/ PostgreSQL Replication, Consulting, Custom Development, 24x7 support ---------------------------(end of broadcast)--------------------------- TIP 6: explain analyze is your friend
