很难为这个问题想出一个可以理解的标题。我会试着用一个例子来解释。apples are dangerous2005 3 cats are tricky 我需要选择某些类型的最新消息quarter“列。并按年份和季度选择最新记录。2 bananas are suspicious
2005 1 3 cats are t
表Csv有许多列,包括FirstName、Lastname、ProjectName、BuildingNumber等。我想找到所有的记录都有相同的FirstName-LastName组合。然而,下面的代码给出了错误的Column Csv.ProjectName is invalid in the select list because it is not contained in eitherSELECT *GROUP BY FIrstName, Lastname
HAVING COUNT(*) >