Collected from the PG bugs email list.
|Reported by||Pengzhou Tang|
Body of first available message related to this bug follows.
The following bug has been logged on the website: Bug reference: 15775 Logged by: Pengzhou Tang Email address: (redacted) PostgreSQL version: 11.2 Operating system: centos 7 Description: Hi, Developers, I hit this error when running bellow queries concurrently: 1. select pg_get_indexdef('idx_foo'::regclass); 2. drop table foo; To repo easier, break at set_relation_column_names in session 1 and then run session 2, error occurs. Question: Why pg_get_expr() doesn't acquire and hold an AccessShareLock if it needs to access the relation later.
|2019-04-23 03:19:21+00||PG Bug reporting form||BUG #15775: pg_get_indexdef: could not open relation with OID 16385|