What is Correlated Subquery ?
What is Correlated Subquery ? What is Correlated Subquery ?
A query is called correlated subquery when both the inner query... before it can be processed.
The correlated subquery makes an actual reference
A subquery can be defined as a query within a query. In other words, any query results that we reuse in another query. Subquery is known as nestee queries....
The IN subquery tests if a scalar values match
SQL Query Selecting the third highest salary of Employee without using any subquery?
Here is a query:
SELECT salary FROM employee ORDER BY salary DESC LIMIT 2,1
how to use group by in nested query
how to use group by in nested query Hai,
How to use group by clause in nested query select statement in subquery i am having where clause.please help me.thanks in advance
jdbc - JDBC
jdbc i want to write subquery in servlets with wigiven parameter as passing arguement.for ex.emp and dept table.select * from emp where deptno=(select deptno from dept where dname="+deptname");am getting error for passing