dropping partitioned table waits forever - Mailing list pgsql-admin

From Sriram Dandapani
Subject dropping partitioned table waits forever
Date
Msg-id 6992E470F12A444BB787B5C937B9D4DF0574F731@ca-mail1.cis.local
Whole thread Raw
Responses Re: dropping partitioned table waits forever  ("Jim C. Nasby" <jnasby@pervasive.com>)
List pgsql-admin

Hi

 

I have a table partitioned on a daily basis. Data is constantly inserted in this table. When I attempt to drop a partition that is not used(i.e previous day’s), the drop table waits for a loooong time.This is probably due to the fact that the old partitioned table is being referenced in a query plan(the insert into the parent table uses triggers).

 

How can I prevent the locking out of the drop table? I tried truncate table but it is worse. It locks out the inserts in the parent table and then it waits.(hence causing a deadlock)

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