Re: [PERFORM] Outer Join performance in PostgreSQL

2005-11-10 Thread Ashok Agrawal
Hello Michael, Here is the information : I had executed explain analyze with modified FROM clause. Oops forgot to mention the version earlier. Using postgres 8.0.0 on Solaris 9. Rows Count : cic=# select count(*) from taxpack_user; count 172645 (1 row) cic=# select count(*) from ec

Re: [PERFORM] Outer Join performance in PostgreSQL

2005-11-09 Thread Stephan Szabo
On Wed, 9 Nov 2005, Ashok Agrawal wrote: > I noticed outer join is very very slow in postgresql as compared > to Oracle. > > SELECT a.dln_code, a.company_name, > to_char(a.certificate_date,'DD-MON-'), > to_char(a.certificate_type_id, '99'), > COALESCE(b.certificate_type_description,'None') , >

Re: [PERFORM] Outer Join performance in PostgreSQL

2005-11-09 Thread Michael Alan Dorman
Ashok Agrawal <[EMAIL PROTECTED]> writes: > I noticed outer join is very very slow in postgresql as compared > to Oracle. I think the three things the people best able to help you are going to ask for are 1) what version of PostgreSQL, 2) what are the tables, and how many rows in each, and 3) outp

[PERFORM] Outer Join performance in PostgreSQL

2005-11-09 Thread Ashok Agrawal
I noticed outer join is very very slow in postgresql as compared to Oracle. SELECT a.dln_code, a.company_name, to_char(a.certificate_date,'DD-MON-'), to_char(a.certificate_type_id, '99'), COALESCE(b.certificate_type_description,'None') , a.description, a.blanket_single, a.certificate_status, C