Total Salary Age wise where more than two employees exits

Sql Query to find Total Salary Age wise where more than two employees exits in Oracle, we are doing following step:-

• Here first we have created one employee table in oracle.
• In that table there are 5 column id, name, age, address and salary.
• Here first we fetch the employee data.
• The GROUP BY statement groups rows that have the same values into summary rows.like we make the group of age.
• Here we are using aggregate functions (COUNT()) with group by to group the result-set by one or more columns.
• Count total salary which have same age and id>2.

Query table :-    select * from employee