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READ Free Dumps For Microsoft- 70-462





Question ID 18919

You administer a Windows Azure SQL Database database used for data warehouse
operations.
The database contains a table named OrdersHistory, defined as follows:

A weekly ETL (extract-transform-load) runs a large INSERT statement to add data into the
OrdersHistory table. The process is taking a long time to complete. You discover that the
bulk of the process is performing non-clustered index updates on the OrdersHistory table.
You need to improve the performance of the ETL process faster. You need to meet the
following requirements:
Avoid losing existing permissions on existing objects.
Use minimal administrative effort.
What should you do? (To answer, move the appropriate actions from the list of actions to
the answer area and arrange them in the correct order.)

Option A

Answer :

Correct Answer A
Explanation


Question ID 18920

You administer a Microsoft SQL Server 2012 database that includes a table named
Application.Events. Application.Events contains millions of records about user activity in an
application.
Records in Application.Events that are more than 90 days old are purged nightly. When
records are purged, table locks are causing contention with inserts.
You need to be able to modify Application.Events without requiring any changes to the
applications that utilize Application.Events.
Which type of solution should you use?

Option A

Partitioned tables

Option B

Online index rebuild

Option C

Change data capture

Option D

 Change tracking

Correct Answer A
Explanation

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