Re: [PERFORM] Delete performance on delete from table with inherited tables

2004-04-05 Thread Chris Kratz
Thanks Stephan and Tom for your responses. We have been busy, so I haven't had time to do any further research on this till yesterday. I found that the large number of triggers on the parent or master table were foreign key triggers for each table back to the child tables (update and delete on

Re: [PERFORM] Delete performance on delete from table with inherited tables

2004-03-09 Thread Tom Lane
Chris Kratz <[EMAIL PROTECTED]> writes: > There are about 67 inherited tables that inherit the fields from this table, > hence the 134 constraint triggers. Why "hence"? Inheritance doesn't create any FK relationships. You must have done so. What are those FK constraints exactly? > Some of t

[PERFORM] Delete performance on delete from table with inherited tables

2004-03-09 Thread Chris Kratz
Hello all, I have a performance issue that I cannot seem to solve and am hoping that someone might be able to make some suggestions. First some background information. We are using PostgreSQL 7.3.4 on Linux with kernel 2.4.19. The box is a single P4 2.4Ghz proc with 1G ram and uw scsi drive