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Determine if a string is digit - Mailing list pgsql-general

From Josué Maldonado
Subject Determine if a string is digit
Date
Msg-id 3FB3FE56.8090205@lamundial.hn
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Responses Re: Determine if a string is digit
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Hello list,

That's my question, I can't figure out a way to know if a given string
is digit, soemthing like this:

ISDIGIT("ARWA") = False
ISDIGIT("5334")    = True

If anyone know a way to get that done, I'll appreciate the help.

--
Josué Maldonado.

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