What are the factors you will check for the performane
optimization for a database query?
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Answer Posted / murtaza
first we will check the columns which r there in table.
then the frequency of usage of each columns.Index should be
created on those columns which has maximum usage or columns
which can be use frequently.
so to check which columns should have the index and how we
can optimize the query can be done by
1.SQL Profiler
2.By Normalization
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