enhance gen&regen rowkey&rowgroup when create cube
enhance gen&regen rowkey&rowgroup when create cube

apache/kylin,apache/kylin,apache/incubator-kylin,apache/incubator-kylin,apache/kylin,apache/incubator-kylin,apache/kylin,apache/incubator-kylin,apache/incubator-kylin,apache/kylin,apache/incubator-kylin,apache/kylin,apache/kylin