Re: Index and statistics not used

2021-05-17 Thread David Rowley
On Tue, 18 May 2021 at 08:42, wrote: > Running delete from table1 where id = 48938 the trigger for constraint runs > for 20 seconds > > Event when doing a simple select from table2 where table1_id = 48938 takes > about 8 seconds Does EXPLAIN show it uses a seq scan for this 8-second SELECT? If

Index and statistics not used

2021-05-17 Thread rstander
Good day I'm struggling with a Postgres 13 performance issue and nothing I do seem to help. I have two tables with one having a foreign key to the other. It happens to be for this one client the foreign key is always null, so no violation would be possible. When deleting from the one table