RE: [PHP]Getting rows in a db...
| From: | Lawrence dot Sheed at dfait-maeci dot gc dot ca | Date: | Thu, 02 Aug 2001 06:15:00 +0000 |
| Subject: | RE: [PHP]Getting rows in a db... | ||
| Groups: | php.general | ||
| Request: | Send a blank email to php-general+get-60845@lists.php.net to get a copy of this message | ||
Bear in mind that you don't want to be doing queries like that generally.
Use count(*) to get the number of rows - using mysql_num_rows is slower.
eg
$query="select count(*) from tablename where cat='band'";
$result = mysql_query($query,$conn);
etc.
-----Original Message-----
From: David Robley [mailto:huntsman@www.nisu.flinders.edu.au]
Sent: August 2, 2001 2:13 PM
To: Chris Cocuzzo; php-general@lists.php.net
Subject: Re: [PHP]Getting rows in a db...
On Thu, 2 Aug 2001 14:57, Chris Cocuzzo wrote:
> hey-
>
> if I do this:
>
> $query = "SELECT user FROM table WHERE cat='band'";
> $result = mysql_query($query,$conn);
> $rows = mysql_num_rows($result);
>
> will I get something back from the $rows variable, or am I using the
> mysql_num_rows() function incorrectly. What I'm trying to do is get the
> number of rows returned as a result of that specific sql statement and
> query.
>
> thanks
> chris
That should show the number of rows returned by the query, providing
there is a successful result. Try it!
--
David Robley Techno-JoaT, Web Maintainer, Mail List Admin, etc
CENTRE FOR INJURY STUDIES Flinders University, SOUTH AUSTRALIA
Shotgun wedding: a case of wife or death.
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