ibm-information-center/dist/eclipse/plugins/i5OS.ic.dbmult_5.4.0.1/benefits.htm

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<h1 class="topictitle1">Benefits of using <span class="keyword">DB2 Multisystem</span></h1>
<div><p>Benefits of using DB2<sup>®</sup> Multisystem include improved query performance, decreased
data replication, larger database capacity, and so on.</p>
<p>You can realize the benefits of using DB2 Multisystem in several ways:</p>
<ul><li>Query performance can be improved by running in parallel (pieces of the
query are run simultaneously on different servers)</li>
<li>Need for data replication decreases because all of the servers can access
all of the data</li>
<li>Much larger database files can be accommodated</li>
<li>Applications are no longer concerned with the location of remote data</li>
<li>When growth is needed, you can redistribute the file across more systems,
and applications can run unchanged on the new systems</li>
</ul>
<p>With DB2 Multisystem,
you can use the same input/output (I/O) methods (GETs, PUTs, and UPDATEs)
or file access methods that you have used in the past. No additional or different
I/O methods or file access methods are required.</p>
<p>Your applications do not need to change; whatever
connectivity methods you currently use, unless you are using <span class="keyword">OptiConnect</span>,
also work for any distributed files you create. With <span class="keyword">OptiConnect</span>,
you must use the <span class="keyword">OptiConnect</span> controller
descriptions. </p>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="intro.htm" title="DB2 Multisystem is a parallel processing technique that provides greater scalability for databases.">DB2 Multisystem introduction</a></div>
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<div class="relinfo"><strong>Related information</strong><br />
<div><a href="../rzau3/rzau3kickoff.htm">OptiConnect</a></div>
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