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The default value in seconds in the system variable ‘long_query_time’ is ______________(a) 5(b) 10(c) 20(d) 60 |
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Answer» Right option is (b) 10 The explanation is: The server maintains a ‘long_query_time’ system variable that defines slow queries (10 seconds by default). If a query takes more than these seconds of real time it is considered slow. |
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