Karen Ploski <[EMAIL PROTECTED]> writes:
> I'm trying to understand how large objects relate to
> the write-ahead log.
Large objects are just some data in a table. The API for them is a bit
odd, but the reliability issues are not any different from any other
transaction.
> (1)When a large object is updated, how much of the
> large object is placed in the WAL buffers in shared
> memory by LogInsert?
Every row you updated (which is any 2K segment of the
large object IIRC).
regards, tom lane
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