Explain what a database is?

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What are the disadvantages of cursors? How can you avoid cursors?

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If a column is an image value type, how you can compare column values? How can you use this column in join clause?

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You are testing the performance of a query the first time you run the query, the performance is slow. the second time you run the query, the performance is fast. why is this?

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Write the difference between case version and decode version.

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hi in which phase of mload can i use .FILLER

1 Answers   IBM,

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There is a trigger defined for INSERT operations on a table, in an OLTP system. The trigger is written to instantiate a COM object and pass the newly insterted rows to it for some custom processing. What do you think of this implementation? Can this be implemented better?

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Explain about xml databases?

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how to find the first two highest salaries in deptno in emp table

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What is an extended stored procedure?

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What are the types of database model?

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Explain about query and reporting.

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