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  3. Improving Query Performance in SQL Server

Exercise

STATISTICS IO: Example 2

In the previous exercise, you were asked you to provide a new regional manager daily updates on orders shipped to Western Europe capital cities. You initially created a query that contained two sub-queries. You decide to do a rewrite and use an INNER JOIN.

The STATISTICS IO command is turned on. You will need to turn it off after completing the query.

Instructions 1/3

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  • Add the join operator.
  • Add the shipping destination city column in the filter condition.