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Re: BUG #2127: Regular Expression Limits Do Not Work

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "Kyril Alyoshin" <kyrill(at)technolog(dot)ca>
Cc: pgsql-bugs(at)postgresql(dot)org
Subject: Re: BUG #2127: Regular Expression Limits Do Not Work
Date: 2005-12-27 15:22:28
Message-ID: 23077.1135696948@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-bugs
"Kyril Alyoshin" <kyrill(at)technolog(dot)ca> writes:
> IF (NEW.postal_code_name !~ '\\d{5}')

> The bug description is:
> If postal_code_name is > 5 digits, the expression would still evaluate to
> false, and the error will not be raised. 

> Please correct this.

Please learn how to use regular expressions ;-)

You probably want '^\\d{5}$' instead, to require the regex to match the
whole string instead of just any part of it.

			regards, tom lane

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