bp_core_install_follow()

function bp_core_install_follow() {
	$sql             = array();
	$charset_collate = $GLOBALS['wpdb']->get_charset_collate();
	$bp_prefix       = bp_core_get_table_prefix();

	$sql[] = "CREATE TABLE {$bp_prefix}bp_follow (
			id bigint(20) NOT NULL AUTO_INCREMENT PRIMARY KEY,
			leader_id bigint(20) NOT NULL,
			follower_id bigint(20) NOT NULL,
		        KEY followers (leader_id, follower_id)
		) {$charset_collate};";

	dbDelta( $sql );
}