How to use subqueries with the in operator using oracle?
How do we know whether an index is created on a table ???
What is redo log?
what is the syntax of ALTER command?
What is the fastest query method to fetch data from the table?
How to upsert (update or insert into a table)?
Explain what are the uses of rollback segment?
How to retrieve first and last records from a table?
Find all employees in Dept “Marketing”.
One Table having two rows with one colomn having values Like"Male" and "Female". how to upadte these values Like "Female" and "Male" in single update statement.
What is Row Chaining ?
How to start an oracle instance?
which is best insttute for teradata,sybase,mysql,oracle in hyderabad