group function in sql
--- GROUP FUNCTION | MULTI ROW FUNCTION | AGGREGATE FUNCTION
--- COUNT , MAX , MIN , SUM , AVGgroup function in sql
--- GROUP FUNCTION | MULTI ROW FUNCTION | AGGREGATE FUNCTION
--- COUNT , MAX , MIN , SUM , AVGgroup by clause in ms sql
/*Group by clause is used to group a selected set of rows into a set of summary
rows by the values of one or more column or expression. It is always used in
Conjunction with one or more aggregate function.*/
SELECT AGGREGATE_FUNCTION(Column_Name) FROM Table_Name
/*Group by exmaple*/
SELECT city, sum(Salary) as TotalSalary FROM tblEmployee GROUP BY CityCopyright © 2021 Codeinu
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