Suppose i have one sql query that contains 2 minute to
execute.After one weekly i am executing same query that is
taking 5 minute.Why our same query is taking more time.what
would be my approach to reduce execution time.Please help.
Answer / rajkumar
1.It might be index failure please see execution plan
2.DO update statistics for that table and check once again.
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9. Write a query to list a new column with the difference in temp of the cities Delhi and Mumbai, Mumbai and Jammu and soon. Consider the following table : City_id City Temp. 1 delhi 40 2 Mumbai 35 3 Jammu 32 4 Pune 18
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