How to query users who have empty first_name?
It looks like you’re searching for the first_name meta keys with empty string meta values: $options = array( ‘meta_query’ => array( array( ‘key’ => ‘first_name’, ‘value’ => ”, ‘compare’ => ‘=’, ), ) ); $users = get_users( $options ); that generates this kind of SQL query: SELECT wp_users.* FROM wp_users INNER JOIN wp_usermeta ON ( … Read more