Re: [HACKERS] query decorrelation in postgres

2009-07-24 Thread mahendra chavan
Thank you for you response. I was looking for a query rewriting mechanism which would be outside the optimizer and will do this kind of transformations at the query level. ~Mahendra On Fri, Jul 24, 2009 at 7:32 PM, Kevin Grittner wrote: > mahendra chavan wrote: > > What I me

Re: [HACKERS] query decorrelation in postgres

2009-07-23 Thread mahendra chavan
dra On Thu, Jul 23, 2009 at 9:02 PM, Itagaki Takahiro < itagaki.takah...@oss.ntt.co.jp> wrote: > > mahendra chavan wrote: > > > I am a master's student in computer science at IIT Bombay. As part of my > > project, I need to get a decorrelated version of a SQL quer

[HACKERS] query decorrelation in postgres

2009-07-23 Thread mahendra chavan
Hello, I am a master's student in computer science at IIT Bombay. As part of my project, I need to get a decorrelated version of a SQL query. Please could anyone let me know if we have query decorrelation feature implemented in postgres ? Thanks, Mahendra Chavan