I can't use it....for example i have to create a column that accept values
between 1 to 120...i can't enumerate all of them....or i have to accept a
value different from NULL if an other column has a certain values, otherwise
the first must be NULL, it's impossible to use enum to do this!
----- Original Message -----
From: "Michael Brunson" <br*****@interc osmos.com>
To: "Alex82" <al*****@tin.it >
Cc: <my***@lists.my sql.com>
Sent: Tuesday, July 15, 2003 12:13 AM
Subject: Re: Fw: check
Use an ENUM()
On Mon, 14 Jul 2003 23:57:56 +0200, "Alex82"
<al*****@tin.it > wrote:
| so what can i do to make a column accetp only certain values...there are
any
| other solutions?
| ----- Original Message -----
| From: "Egor Egorov" <eg*********@en sita.net>
| To: <my***@lists.my sql.com>
| Sent: Monday, July 14, 2003 1:58 PM
| Subject: Re: check
|
|
| > "Alex82" <al*****@tin.it > wrote:
| > > i have a problem with the check option
| > > for example
| > > create table ex
| > > (
| > > t INT check(t<4)
| > > );
| > > but even if i use check(t<4) i can insert 5,6,7.....all values!:(
| > > why?
| > > Ale
| > > p.s. I'm using 4.0.12 version
| >
| > CHECK clause does nothing. It's just parsed.
| >
| >
| >
| > --
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| > / |/ /_ __/ __/ __ \/ / Egor Egorov
| > / /|_/ / // /\ \/ /_/ / /__ Eg*********@ens ita.net
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| >
| >
| >
| >
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