Your description is not clear enough. What's the cube desc json? What's the exception message? What's the sample data structure and column data?
2017-05-18 11:41 GMT+08:00 446463...@qq.com <446463...@qq.com>: > Hi: > I build a cube and use timestamp(yyyy-MM-dd) with a dimension in mine cube > . > it's error when i query my cube with grouping by timestamp > something is wrong ? > > > > 446463...@qq.com >