$sql="SELECT COUNT(DISTINCT `duc_name`) FROM `doc_weights`";
$res=mysqli_query($connection, $sql);
$count=$res;
how i can use result as variable to reduce or increas it?
$sql="SELECT COUNT(DISTINCT `duc_name`) FROM `doc_weights`";
$res=mysqli_query($connection, $sql);
$count=$res;
how i can use result as variable to reduce or increas it?
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