Glad to hear postgresql becomes better and better :) 2012/6/18 Tom Lane <t...@sss.pgh.pa.us>
> =?KOI8-U?B?96bUwcymyiD0yc3eydvJzg==?= <tiv...@gmail.com> writes: > > Today I've found a query that I thought will be fast turned out to be > slow. > > The problem is correlated exists with join - it does not want to make > > correlated nested loop to make exists check. > > 9.2 will make this all better. These are exactly the type of case where > you need the "parameterized path" stuff. > > regards, tom lane > -- Best regards, Vitalii Tymchyshyn