What are the different approaches used by Optimizer in
choosing an execution plan ?
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What are the values that can be specified for OPTIMIZER MODE Parameter ?
What is the max number of columns in an oracle table?
What is the difference between substr and instr?
What are the Referential actions supported by FOREIGN KEY integrity constraint ?
Can a primary key contain more than one columns?
what is cartesian product?
How does oracle handle read consistency?
Can you have more than one content canvas view attached with a window ?
what is the scenario where you take the database to NoArchivelog mode?
What are the limitations of check constraint?
Describe varray?
Explain what are clusters?