What is logical backup in oracle?
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How to retrieve values from data fields in record variables?
How to use "in" parameter properly?
How to save query output to a local file?
How i can handle exception in large code like 1000 line without distrubing the code or without exception handler sction?
what is view?
What is flashback in Oracle?
which is the best training centre for learning oracle?
What is COST-based approach to optimization ?
What is the effect of setting the value "all_rows" for optimizer_goal parameter of the alter session command? What are the factors that affect optimizer in choosing an optimization approach?
 How to use an oracle sequence generator in a mapping?
Is a rollback possible to any savepoint?
Do View contain Data ?