What does dba stand for database?
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What is different type of rman backup?
Explain dual table. Is any data internally stored in dual table. Lot of users is accessing select sysdate from dual and they getting some millisecond differences. If we execute select sysdate from emp; what error will we get. Why?
Explain the wait events in statspack report 'db scattered read'?
Users are not being allowed on the system. The following message is received: ora-00257 archiver is stuck. Connect internal only, until freed. What is the problem?
How does one coalesce free space?
You see the following on a status report: redo log space requests 23 redo log space wait time 0 is this something to worry about? What if redo log space wait time is high? How can you fix this?
What do you mean by oracle dba?
What are the main functions of dba?
Which files are vital that should be backed up?
A user is getting an ora-00942 error yet you know you have granted them permission on the table, what else should you check?
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?
Are database administrators in demand?