How can you fix a poorly performing query?


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More DB Development Interview Questions

Explain about the hierarchical model of the database?

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What is the maximum length of an extended property?

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On friday, you issued several insert statements using query analyzer. You then verified the data had been correctly entered with a select statement on monday, your users report that the data is not there what happened?

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What is DB Development software?

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Explain the rollup operator?

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Write short notes on manual refreshes.

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Pgm A calls Pgm B and pgm B uses cursor, when pgm B is called second time, the program is abending saying the cursor is opened? Why?

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What is the database development process?

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In which database can extended stored procedures be added?

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How to replace not in with not exist?

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What is a database development?

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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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