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  1. Categories >> Software >> MainFrame >> IBM MainFrame >> DB2
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What is a lock?

Question Posted / guest


What is a lock?..

Answer / s

Lock is a DB2 structure used to ensure data integrity when
applications, utilities, commands are all accessing the
same data.

Is This Answer Correct ?    2 Yes 1 No

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More DB2 Interview Questions

For unmatched rows returned from an outer join, the column values in the other table are set to null e.g If A OUTER JOIN B returns some unmatched rows from A, the corresponding column values in B will be set to null. What can be done so that a null value is not displayed for these columns?

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Q4. How will you get the count of record without using COUNT verb in query?

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Can you tell me how can you find out the # of rows updated after an update statement?

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What is dbrm? What it contains?

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