The result is random when group by some column that set collation in SQL Server -


i have query:

select   dmt_informationbiz.name collate japanese_ci_ai name dmt_informationbiz group name collate japanese_ci_ai

i run query 2 times result of column [name](this column use collate) difference

  1. run 1st: [アウ] => full-size
  2. run 2nd: [ｱｳ] => half-size

please me:

  1. why result diffence when run same query.

  2. how fix result(same result when run many times)

p/s: english not good, sorry inconvenience


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