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Re: [v9.3] writable foreign tables - Mailing list pgsql-hackers

From Tom Lane
Subject Re: [v9.3] writable foreign tables
Date
Msg-id 638.1346165905@sss.pgh.pa.us
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In response to Re: [v9.3] writable foreign tables  (Kohei KaiGai <kaigai@kaigai.gr.jp>)
Responses Re: [v9.3] writable foreign tables
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Kohei KaiGai <kaigai@kaigai.gr.jp> writes:
> It seems to me TargetEntry of the parse tree can inform us which column
> should be modified on UPDATE or INSERT. If it has just a Var element
> that reference original table as-is, it means here is no change.

Only if you're not going to support BEFORE triggers modifying the row...
        regards, tom lane

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