What is a data lock in oracle?
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what is the syntax of CREATE command?
what are the advantages of running a database in archive log mode?
What is redo log?
What is clusters ?
How to view the data files in the current database?
What is meant by recursive hints ?
Explain an index?
What is a Garbage Collection? and what is full recursive Garbage collection?
what is reindexing?
Why is oracle used?
How to display employee records who gets more salary than the average salary in the department?
Why is oracle database so popular?