How to write date and time literals in oracle?
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how to delete all duplicate records from a table using subquery?
How to rename a tablespace in oracle?
Given two table employee and department EMP ---------------- empid deptid(fk) Dept --------------------- deptid(pk) deptname que-Write a query to find count of employee in each department. Expected Output- deptid countofEmployee --------------------------- 10 57 20 20 30 15
What are cursor?where are they used?
What is a sub query? What are its various types?
can a table has a column that has only view data and in other columns we can change data?
What is mean by Program Global Area (PGA) ?
What is a user account in oracle?
What is the usage of control file in oracle?
What does ROLLBACK do ?
Explain the use of record option in exp command.
How do I limit the number of rows returned by an oracle query after ordering?