On Tuesday 21 September 2010 15:11:09 Craig Ringer wrote: > On 09/21/2010 08:25 PM, Gary Stainburn wrote: > > Hi folks,I have a view that seems to be very slow compared to similar > > views on the same server. > > > > I've had a look at running explain but I don't really understand it. > > > > I've posted the view and the output from explain at > > > > http://www1.ringways.co.uk/explain.txt > > Woah. That's an interesting plan. > > When concerned about execution time, it's probably best to post EXPLAIN > ANALYZE rather than plain EXPLAIN results. EXPLAIN ANALYZE provides more > timing information and information about how rowcount estimates differed > from reality. > > -- > Craig Ringer
I've posted th explain analyze at http://www1.ringways.co.uk/explain_analyse.txt I've marked a line with a sort in that appears to be the bit that's taking the time. Am I right? Gary -- Gary Stainburn This email does not contain private or confidential material as it may be snooped on by interested government parties for unknown and undisclosed purposes - Regulation of Investigatory Powers Act, 2000 -- Sent via pgsql-sql mailing list (pgsql-sql@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-sql
