An aggregate function includes values grouped together to form a single value that provides a summary of the data list.

In all versions of SQL Server to date, stored procedures written in T-SQL have been compiled into a form of intermediate language that would then be interpreted. In conjunction with SQL Server ...

So I am trying to write an update statement that uses two factors to determine the new value of the field, one of the factors is an aggregate function (COUNT). I get the error: An aggregate may ...

I realized how much easier my life would be if SQL had a mode() aggregate function. (I'm using it in the mathematical sense). I'm guessing that either I use SQL in a wierd way or there is a good ...

SQL window functions provide extremely powerful and useful features that let you work with observations more easily. Different types explained here.