"Zeugswetter Andreas DAZ SD" <[EMAIL PROTECTED]> writes: > The bgwriter could "update" all columns of dead heap tuples in heap > pages > to NULL and thus also gain free space without the need to touch the > indexes. > The slot would stay used but it would need less space.
Not unless it's running a transaction (consider TOAST updates). regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 1: if posting/reading through Usenet, please send an appropriate subscribe-nomail command to [EMAIL PROTECTED] so that your message can get through to the mailing list cleanly