Re: Inserting NULL values does not work
| From: | Oliver Cronk | Date: | Fri, 01 Feb 2002 16:00:43 +0000 |
| Subject: | Re: Inserting NULL values does not work | ||
| Groups: | php.db | ||
| Request: | Send a blank email to php-db+get-16409@lists.php.net to get a copy of this message | ||
Why not make it a function which also checks and replaces for characters SQL
fails on eg if ' replace with '' in strings etc, and does any sanity /
validation checks at the same time?
Ollie
"Rick Emery" <remery@excel.com> wrote in message
news:<EAA093B474ABD311A71E00508B5FE08305C2D089@adntex03.us.excel.com>...
> Your problem is that you've included the value of $park in single-quotes.
> Therefore, because it contains NULL, i.e., \0, this is translated to '0'
in
> the INSERT statement. You must make your test prior to the INSERT
statement
> and use the proper $park value.
>
> Or, you can:
>
> if ($park == 'false'){
> $park = NULL;
> }
> else{
> $park = "\"$park\"";
> };
>
> in you INSERT statement change: '$park', to $park,
>
> -----Original Message-----
> From: Andy [mailto:news.letters@gmx.de]
> Sent: Friday, February 01, 2002 9:43 AM
> To: php-db@lists.php.net
> Subject: [PHP-DB] Inserting NULL values does not work
>
>
> Hi guys,
>
> I am trying to insert a NULL value into a DB field. The value is not
always
> NULL so the statement is given. Unfortunatelly it is inserting 0 instead
of
> NULL.
>
> How can I get the thing going with NULL???
>
> Here is the code I am using:
>
> if ($park == 'false'){
> $park = NULL;
> }
>
> $stmt = "INSERT INTO $T1
> (
> belongs_to,
> name,
> caption,
> country,
> province,
> city,
> glacier,
> park,
> lake,
> mountain,
> beach,
> comment,
> keywords,
> date_taken,
> date_posted
> )
> VALUES
> (
> '$user_id',
> '$picture',
> '$caption',
> '$country',
> '$province',
> '$city',
> '$glacier',
> '$park',
> '$lake',
> '$mountain',
> '$beach',
> '$comment',
> '$keyword',
> '$date_taken',
> '$date_posted'
> )";
>
> Cheers Andy
>
>
>
>
>
> --
> PHP Database Mailing List (http://www.php.net/)
> To unsubscribe, e-mail: php-db-unsubscribe@lists.php.net
> For additional commands, e-mail: php-db-help@lists.php.net
> To contact the list administrators, e-mail: php-list-admin@lists.php.net