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Re: Will modifications to unlogged tables also be flused to disk? - Mailing list pgsql-general

From Clemens Eisserer
Subject Re: Will modifications to unlogged tables also be flused to disk?
Date
Msg-id CAFvQSYTJvqp-ZZALmnJLb53_g-syfannEo_C+ATkp8gv5QRkRg@mail.gmail.com
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In response to Re: Will modifications to unlogged tables also be flused to disk?  (Andreas Kretschmer <akretschmer@spamfence.net>)
Responses Re: Will modifications to unlogged tables also be flused to disk?  (Vik Fearing <vik.fearing@dalibo.com>)
Re: Will modifications to unlogged tables also be flused to disk?  (Andres Freund <andres@2ndquadrant.com>)
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Hi Andreas,

> They will lost after a crash, but after a regular shutdown / restart all
> data in the table.

Yes, the semantics are clearly stated in the documentation.
What I wonder is whether postgresql will issue flush/fsync operations
when unlogged tables are modified?

Regards, Clemens

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