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<meta name="DC.Title" content="Stored procedures, user-defined functions, and commitment control" />
<meta name="abstract" content="When an application such as Interactive SQL is running without commitment control active (COMMIT(*NONE)) over a DRDA connection, it is possible for an invoked stored procedure or user-defined function (UDF) to start commitment control on an iSeries server." />
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<h1 class="topictitle1">Stored procedures, user-defined functions, and commitment control</h1>
<div><p>When an application such as Interactive SQL is running without
commitment control active (COMMIT(*NONE)) over a DRDA<sup>®</sup> connection, it is possible for an
invoked stored procedure or user-defined function (UDF) to start commitment
control on an iSeries™ server.</p>
<div class="section"><p>This results in a mismatch in commitment control between the client
and the server, causing the possibility of uncommitted updates when the application
terminates.</p>
</div>
<div class="section"><p>You should avoid this situation. If, however, you choose to implement
it, one solution is for the stored procedure or UDF running under commitment
control to explicitly commit all of its database updates. If that is not done,
the server will detect the pending updates during the disconnection process
and automatically commit the pending work.</p>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="rbal1progdrd.htm" title="Programming considerations for a distributed relational database application on an iSeries server fall into two main categories: those that deal with a function that is supported on the local server and those that are a result of having to connect to other servers.">Programming considerations for a distributed relational database application</a></div>
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