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Re: Could regexp_matches be immutable? - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Could regexp_matches be immutable?
Date
Msg-id 5520.1255553463@sss.pgh.pa.us
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In response to Could regexp_matches be immutable?  (Rod Taylor <rod.taylor@gmail.com>)
Responses Re: Could regexp_matches be immutable?  (David Fetter <david@fetter.org>)
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Rod Taylor <rod.taylor@gmail.com> writes:
> I tried making a functional index based on an expression containing
> the 2 argument regexp_matches() function. Is there a reason why this
> function is not marked immutable instead of normal?

regex_flavor affects its result.
        regards, tom lane

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