On Mon, Feb 28, 2011 at 2:01 PM, Tom Lane <[email protected]> wrote: > Robert Haas <[email protected]> writes: >> On Mon, Feb 28, 2011 at 1:45 PM, Tom Lane <[email protected]> wrote: >>> I'm afraid that the goals of this patch might be similarly obsolete. > >> No, I don't think so. IIUC, the problem is that EXPLAIN ANALYZE runs >> the rewrite products with different snapshot handling than the regular >> execution path. > > Possibly, but it's not clear to me that this patch fixes that. > As I said, it's no longer obvious what the patch means to do, and I'd > like a clear statement of that.
Fair enough. I assume Marko will provide that shortly. I believe the consensus was to make the regular case behave like EXPLAIN ANALYZE rather than the other way around... >> So in theory you could turn on auto_explain and have >> the semantics of your queries change. That would be Bad. > > That's just FUD. auto_explain doesn't run EXPLAIN ANALYZE. Oh, woops. I stand corrected. But I guess the query might behave differently with and without EXPLAIN ANALYZE? -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-hackers mailing list ([email protected]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
