What is the difference between truncate and delete? Can we rollback both? How would a full table scan behave after?68
What is the difference between rman and a traditional hotbackup?1 157
When using oracle export/import what character set concerns might come up? How do you handle them?88
How to drop an oracle database?
Which function is used to find the largest integer less than or equal to aspecific value?
What is the easiest method to create a file on unix?
Explain the wait events in statspack report 'db scattered read'?
What is the relation between database and instance?
If you see statistics that deal with "undo" what are they really talking about?
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?
A tablespace has a table with 30 extents in it. Is this bad? Why or why not.
Is oracle dba in demand?
What parameters control copy latches?
What is difference between co-related sub query and nested sub query?
what does the no logging option do? Why would we use it?
What do you understand by recovery catalog?
Explain procedure to change characterset of a database.
You have taken a manual backup of a datafile using os. How rman will know about it?