ap_notification_addon_activation()

function ap_notification_addon_activation() {
	global $wpdb;
	$charset_collate = ! empty( $wpdb->charset ) ? 'DEFAULT CHARACTER SET ' . $wpdb->charset : '';

	$table = 'CREATE TABLE `' . $wpdb->prefix . 'ap_notifications` (
			`noti_id` bigint(20) NOT NULL AUTO_INCREMENT,
			`noti_user_id` bigint(20) NOT NULL,
			`noti_actor` bigint(20) NOT NULL,
			`noti_parent` bigint(20) NOT NULL,
			`noti_ref_id` bigint(20) NOT NULL,
			`noti_ref_type` varchar(100) NOT NULL,
			`noti_verb` varchar(100) NOT NULL,
			`noti_date` timestamp NULL DEFAULT NULL,
			`noti_seen` tinyint(1) NOT NULL DEFAULT 0,
			PRIMARY KEY (`noti_id`)
		)' . $charset_collate . ';';

	require_once ABSPATH . 'wp-admin/includes/upgrade.php';
	dbDelta( $table );
}