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Expected behaviour of \d in regexp with exponent numbers ? - Mailing list pgsql-general

From Arnaud Lesauvage
Subject Expected behaviour of \d in regexp with exponent numbers ?
Date
Msg-id 54047130.3000908@codata.eu
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Responses Re: Expected behaviour of \d in regexp with exponent numbers ?  (Albe Laurenz <laurenz.albe@wien.gv.at>)
Re: Expected behaviour of \d in regexp with exponent numbers ?  (Tom Lane <tgl@sss.pgh.pa.us>)
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Hi all,

I just came accross this trying to upgrade my server from 8.4.8 to 9.3.4 :

SELECT substring('²' FROM E'\\d');

8.4 : NULL
9.3 : "²"

Am I correct to expect NULL in this case ?
Thanks !

--
Arnaud

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