Jan Wieck <[EMAIL PROTECTED]> writes:
> Well, the bgwriter has basically the same chance the checkpointer has
> ... mdblindwrt() in the end, because he doesn't have the relcache handy.
We could easily get rid of mdblindwrt --- there is no very good reason
that we use the relcache for I/O. There could and should be a
lower-level notion of "open relation" that bgwriter and checkpoint
could use. See recent discussion with Neil, for example. Vadim had
always wanted to do that, IIRC.
regards, tom lane
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