In a same project, if I have two cube, each cube has table 'test', then when I query the statement is: "select count(1) from test; " , how to select the cube?? 中文:如果在同个project中,有两个cube, 每个cube中都有名为test的表, 那么我再select count(1) from test 时, 怎么去选择该从那个cube中查找呢