⟩ Explain Do a view contain data?
A view does not contain any data of its own, but is like a window through which data from other tables can be viewed and changed.
A view does not contain any data of its own, but is like a window through which data from other tables can be viewed and changed.
Why query fails sometimes?
How will you monitor the space allocation?
How the space utilization takes place within rollback segments?
How will you create multiple rollback segments in a database?
What is a rollback segment entry?
What is hit ratio?
What are disadvantages of having raw devices?
What is use of rollback segments in Oracle database?
What is advantage of having disk shadowing / mirroring?
How redo logs can be achieved?