On 04/14/2016 07:28 PM, David Steele wrote:
> As far as I know pg_dump share locks everything before it starts so
> there shouldn't be issues with concurrent DDL. Try creating a new
> inherited table with FKs, etc. during a pg_dump and you'll see lots of
> fun lock waits.
I am pretty sure that it does not lock functions, types or casts. So if
you rename a function during pg_dump there should be a risk of getting a
backup which will fail on restore.
Andreas
