search only single record

Question

select table_a.Student_id,table_a.name,sum(table_b.amount) from table_a left outerjoin
table_b on table_a.Student_id=table_b.student_id group by table_a.Student_id

above code

 

i want search only single record only

above code is work for all records ......

 

 

how to use where condition

ex:-

tablename where id="232"