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Re: Scan Direction not part of ScanState? - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Scan Direction not part of ScanState?
Date
Msg-id 13687.1129038682@sss.pgh.pa.us
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In response to Scan Direction not part of ScanState?  (Martijn van Oosterhout <kleptog@svana.org>)
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Martijn van Oosterhout <kleptog@svana.org> writes:
> I notice that the IndexScan code looks up the scan direction each
> invocation by looking up the direction of the plan. Does this mean the
> direction can change in the middle of a scan? Is this how MOVE
> FORWARD/BACKWARD works?

Yes, yes.
        regards, tom lane

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