On Wed, May 5, 2021 at 7:59 PM Pavel Luzanov <p.luza...@postgrespro.ru> wrote: > I found this in the documentation, section '5.11.3. Partitioning Using > Inheritance'[1]: > "Some operations require a stronger lock when using declarative partitioning > than when using table inheritance. For example, removing a partition from a > partitioned table requires taking an ACCESS EXCLUSIVE lock on the parent > table, whereas a SHARE UPDATE EXCLUSIVE lock is enough in the case of regular > inheritance." > > This point is no longer valid with some restrictions. If the table has a > default partition, then removing a partition still requires taking an ACCESS > EXCLUSIVE lock. > > May be make sense to add some details about DETACH CONCURRENTLY to the > section '5.11.2.2. Partition Maintenance' and completely remove this point? > > 1. > https://www.postgresql.org/docs/devel/ddl-partitioning.html#DDL-PARTITIONING-USING-INHERITANCE
That makes sense, thanks for noticing. How about the attached? -- Amit Langote EDB: http://www.enterprisedb.com
ddl-partitioning-note-detach-concurrenltly.patch
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