Difference between cartesian join and cross join?
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Define Normalization with example?
Compare and contrast between sql and sql server and explain its various functions?
I have my backup RMAN script called backup_rman.sh. I am on the target database. My catalog username/password is rman/rman. My catalog db is called rman. How would you run this shell script from the O/S such that it would run as a background process?
what is foreign key?
How to export several tables together?
what is the exact definition for pointer?
For a field in a repeating frame, can the source come from the column which does not exist in the data group which forms the base for the frame ?
How to commit the current transaction in oracle?
How to update values in a table in oracle?
T1: T2 A X--- this is updated record B B like this T1 table having no.of records updated. write a query"retrive updated record from T2"
What is the sid in oracle?
What are the four Oracle system processes that must always be up and running for the database to be useable?