??????е?Schema??Database??????

????????????????????Sue???????????????Schema??Sue????????????????????????Select * from mytable?? ?????????????Schema????????????????????????￡?
????1. ???????sys.mytable ??Sys Schema??
????2. ??????Sue.mytable (Default Schema)
????3. ????? dbo.mytable (Dbo Schema)
??????е???????????????????????????????е??????????????????Schema??????????????????????Sys Schema???????????????????????
????????????????μ?????????????????????4??Schema????????????????????4??Schema???dbo??guest??sys??INFORMATION_SCHEMA???????Schema???????????