Re: checking posted data

On Tue, Jul 20, 2010 at 9:48 PM, cricket <zijn.digital@gmail.com> wrote:

On Tue, Jul 20, 2010 at 9:20 AM, rakeshyadav rakeshyadav
<rakeshyadav.php@gmail.com> wrote:
> hi all,
>
>           I am trying to execute query with some posted value the query is
> like this
>
>  $sql = "SELECT DISTINCT `csd`.`store_id` ,`csd`.`campaign_id`, `csd`.`date`
> , `c`.`campaign_id` ,        `c`.`supplier_id` , `cm`.`sub_category_id`
> FROM `campaign_store_dates` AS `csd`
> LEFT JOIN `campaigns` AS `c` ON `csd`.`campaign_id` = `c`.`campaign_id`
> LEFT JOIN `campaign_media` AS `cm` ON `c`.`campaign_id` = `cm`.`campaign_id`
> WHERE `c`.`status` NOT
> IN (
> 'request', 'cancelled'
> ) AND `csd`.`store_id` != '0'
> ";
>     if (!empty($strDate) and !empty($endDate)){
>                 $sql .= " AND `csd`.`date` BETWEEN '$strDate' AND
> '$endDate'";
>             }
>     if (isset($sub_category_id)){
>                 $sql .= " AND `cm`.`sub_category_id` = {$sub_category_id}";
>             }
> in if condition i am checking wether the value is there r not the query is
> working fine when value is set.

Which value?

           I am sorry the value is  $sub_category_id 

> if value is not set at that time the query
> is not working and giving error like
>
> SQL Error: 1054: Unknown column 'empty' in 'where clause'
> please give me sugitions

debug($sql);

It's a somewhat complicated query but, at a glance, it looks like you
could do this same thing using find() and ContainableBehavior.

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