1. 2021-07-29 Re: BUG #17127: drop column cann't delete from pg_att pgsql-bug David Rowley 2. 2021-07-29 Re: BUG #17127: drop column cann't delete from pg_att pgsql-bug Tom Lane 3. 2021-07-29 Re: BUG #17127: drop column cann't delete from pg_att pgsql-bug David G. Johnston 4. 2021-07-29 Re: BUG #17127: drop column cann't delete from pg_att pgsql-bug David Rowley 5. 2021-07-29 Re: BUG #17127: drop column cann't delete from pg_att pgsql-bug David G. Johnston 6. 2021-07-29 Re: BUG #17127: drop column cann't delete from pg_att pgsql-bug David Rowley 7. 2021-07-29 BUG #17127: drop column cann't delete from pg_attribu pgsql-bug PG Bug reporting f