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What is the difference between truncate and delete? Why is one faster?
What does a dba stand for?
What will you do if in any condition you do not know how to troubleshoot the error at all and there are no seniors or your co-workers around?
What should a dba know?
Which rman command is used to create an exact replica of a database innew host?
What is the use of the drop option in the alter table command?
How should a many-to-many relationship be handled?
Discuss row chaining, how does it happen?
If you see a pin hit ratio of less than 0.8 in the estat library cache report is this a problem? If so, how do you fix it?
I am getting error "no communication channel" after changing the domain name? What is the solution?
Explain the wait events in statspack report 'db sequential real'?
When configuring sqlnet on the client what files need to be set up?
What are the steps involved in instance recovery in oracle?
A developer is trying to create a view and the database won’t let him. He has the "developer" role which has the "create view" system privilege and select grants on the tables he is using, what is the problem?
What is the main function of database?
