what's the difference between having and where clauses in sql code example

Example 1: difference between where and having clause

The difference between the having and
where clause in SQL is that the where
clause cannot be used with aggregates(max, min,count,avg,sum)
, but the having clause can.

Example 2: difference between where and having clause

The difference between the having and
where clause in SQL is that the where 
clause cannot be used with aggregates,
but the having clause can.