Re: Novice MySQL problem
| From: | David Robley | Date: | Mon, 14 Nov 2011 11:44:05 +0000 |
| Subject: | Re: Novice MySQL problem | ||
| References: | 1 2 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-315672@lists.php.net to get a copy of this message | ||
Jim Giner wrote:
>
> "drive view" <driveview@gmail.com> wrote in message
>
> news:CAM4sN2iP7yncW2-2sOq-Vjk8Suer7U5X96fvPEQoiTkkCaJraQ@mail.gmail.com...
>> Hi,
>>
>> I'm a novice to MySQL and am currently facing the following difficulty.
>> I'm trying to update a table with a row of data the primary key of which
>> is
>> an ID which I believe is an auto incrementing serial number. My first
>> question is how to check if this is the case.
>>
>
> If you are updating a row, you should already know the id of the record,
> so
> in your update statement you reference it in the where clause. (ie,
> "where rec_id = $curr_rec_key")
>
>> Secondly while trying to insert such a row leaving out this column mySql
>> is
>> inserting the row at ID 0 (the previous ID's in the table are from 1 to
>> 9),
>> but then will not take further inserts.
>>
>> Thanks for any help available.
>>
>>
>> Regards
>>
>> Toni
>>
>
> I don't know what the problem here is. Personally I never use auto-inc
> fields.
That statement tells us you have a poor understanding of the concept of
relational databases, or you don't use relational tables.
Cheers
--
David Robley
Sure, it's clean laundry. The cat's sitting on it, isn't he?
Today is Pungenday, the 26th day of The Aftermath in the YOLD 3177.