What is the cache hit ratio, what impact does it have on performance of an Oracle database and what is involved in tuning it?
What is the difference between hot backup and cold backup in oracle? Tell about their benefits also.
what is the scripts in data base?
What are set operators?
How to invoke the data pump export utility?
How do I reset a sequence in oracle?
What is a nvl function? How can it be used?
What is format trigger?
How do you bind variables in oracle?
What is the quickest way to export a table to a flat file?
How to display row numbers with the records?
Using the relations and the rules set out in the notes under each relation, write statements to create the two sequence generators specified in the notes.
What is an oracle wallet?
Explain temporal data types in oracle
What is Library Cache in Oracle?