Aggregate Functions in SQL-Server 2012
Aggregate functions perform calculations on a set of values and return single value.
All aggregate functions work with non-null values except count.
Aggregate functions frequently used with the Group By Clause of the Select statement.
Used in 1) Select clause 2) Having clause.
All aggregate functions work with non-null values except count.
Aggregate functions frequently used with the Group By Clause of the Select statement.
Used in 1) Select clause 2) Having clause.
tags: Aggregate Functions in Sql-Server 2012, Functions used in Group data in sql-server
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