SELECT id, GROUP_CONCAT(string SEPARATOR ' ')FROMtableGROUPBY id;
http://dev.mysql.com/doc/refman/5.0/en/group-by-functions.html#function_group-concat
SELECT id, GROUP_CONCAT(string SEPARATOR ' ')FROMtableGROUPBY id;
http://dev.mysql.com/doc/refman/5.0/en/group-by-functions.html#function_group-concat