php - how to check a empty table already in database -
php - how to check a empty table already in database -
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mysql check if table exists without throwing exception 8 answersi creating admin panel of site.when admin come in category , table of same category name create in database, fields table same.. in starting admin come in lot of category..then how can check table created in database..because tables empty.
i trying code
<?php $con = mysql_connect("localhost","root",""); if (!$con) {die('could not connect: ' . mysql_error());} $sql="select * admin";//(for trial im changing name manuaaly) $result=@mysql_query($sql); if (!$result) { echo "no table exists"; } else { echo "yes"; } ?>
but in show "no table exists", if table in db.. how can solve this..
do not create separate table each category! create one, set of fields , 1 category name (or category id, depends on database schema).
that's basics of how databases works.
thus have run regular query check if such category name exists:
select id categories name = 'name check';
php mysql
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