How to use existing values in update statements using oracle?
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candidate key is subset of super key but not vice-verse explain
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where do i find oracle interview questions.
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Why do we use coalesce function in oracle?
I know that i can create a table without a primary key.But is there any significance for that table???? while creating an application.
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25. Display the client number and the value of the highest value order placed by that client.
How to delete a column in an existing table?
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You create a private database link and upon connection, fails with: ORA-2085: connects to . What is the problem? How would you go about resolving this error?