What is the concept of Virtual field?
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Can a database table exist without a primary key?
What is sqlcode -923 ?
Explain transaction manager?
What are the various ways to execute a query in teradata?
What are ACID Properties?
Which Statement would you use to remove the EMPLOYEE_Id_PK PRIMARY KEY constraint and all depending constraints from the EMPLOYEE table?
Why merge statement is used inside the database?
WHAT IS OPM?(IN DETAILED)
Is it possible to update AS400 database record while reading it with no lock
plz suggest me the books for the preparation of NIC written exam.
What is replicaset?
Is database a hardware or software?
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