Hi,
I don't see any "group" column in your table, are you displaying the right
table (describe pupils; instead of describe pupuils; ?).
A KEY column is a column which have an INDEX on it.
Regards,
Jocelyn
----- Original Message -----
From: "3mip1s4la-Emilio Pisanty" <[EMAIL PROTECTED]>
To: "R. Hannes Niedner" <[EMAIL PROTECTED]>
Cc: "MySQL Mailinglist" <[EMAIL PROTECTED]>
Sent: Sunday, November 10, 2002 12:34 AM
Subject: Re: little problem, I need some help...
>
> > > tables have met with a 1175 error ("You are using safe update mode and
you
> > > tried to update a table without a WHERE that uses a KEY column").
> > Nothing is obvious and is hard to advise you if you don't give us some
more
> > info on the table structure and the update query you have trouble with.
> >
> > /h
>
> ok. thable structure is this:
> mysql> describe pupils;
> +----------+-------------+------+-----+---------+-------+
> | Field | Type | Null | Key | Default | Extra |
> +----------+-------------+------+-----+---------+-------+
> | name | varchar(20) | YES | | NULL | |
> | surname | varchar(20) | YES | | NULL | |
> | surname2 | varchar(20) | YES | | NULL | |
> | form | char(3) | YES | | NULL | |
> | tutor | varchar(20) | YES | | NULL | |
> | sex | char(1) | YES | | NULL | |
> | birth | date | YES | | NULL | |
> | math | char(3) | YES | | NULL | |
> | optA | char(3) | YES | | NULL | |
> | optB | char(3) | YES | | NULL | |
> +----------+-------------+------+-----+---------+-------+
> 10 rows in set (0.00 sec)
>
> it was built in version 3.23, and we recently updated to 4.0.4 beta.
>
> the query I'm running is
>
> mysql> UPDATE pupuils SET tutor = 'URIOSTEGUI' WHERE group = 'U6U';
> (setting the name of the tutor for Upper 6)
>
> and I meet with:
> ERROR 1175: You are using safe update mode and you tried to update a table
> without a WHERE that uses a KEY column
>
> I don't quite understand what a "KEY column" is, can someone explain it to
> me? if you can't answer, where can I find error listings? because they
> don't appear to be on the site.
>
> hope this helps you help me...
>
> thanks in advance,
>
> Emilio Pisanty
>
>
>
>
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