Peter Eisentraut <pete...@gmx.net> wrote: > On 2/20/13 11:14 PM, Greg Stark wrote: >> That's not entirely true. From the database's point of view, >> TRUNCATE is in many ways actually DDL. > > Whether something is DDL or DML or a read operation (query) is > not an implementation detail, it's a user-exposed category. > Since TRUNCATE is logically equivalent to DELETE, it's a DML > operation, as far as the user is concerned.
Not really. It doesn't follow the same MVCC behavior as DML. This is user-visible, documented behavior. -- Kevin Grittner EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
