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<meta name="abstract" content="There are some restrictions on when you can connect using commitment control. These restrictions also apply to attempting to run statements using commitment control but the connection was established using COMMIT(*NONE)." />
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<h1 class="topictitle1">Connect and commitment control restrictions</h1>
<div><p>There are some restrictions on when you can connect using commitment
control. These restrictions also apply to attempting to run statements using
commitment control but the connection was established using COMMIT(*NONE).</p>
<div class="section"><p>If a two-phase undetermined or updatable resource
is registered or a one-phase updatable resource is registered, another one-phase
updatable resource cannot not be registered.</p>
</div>
<div class="section"><p>Furthermore, when protected connections are inactive and the DDMCNV
job attribute is *KEEP, these unused DDM connections will also cause the CONNECT
statements in programs compiled with RUW connection management to fail.</p>
</div>
<div class="section"><p>If running with RUW connection management and using the job-level
commitment definition, then there are some restrictions.</p>
</div>
<div class="section"><ul><li>If the job-level commitment definition is used by more than one activation
group, all RUW connections must be to the local relational database.</li>
<li>If the connection is remote, only one activation group may use the job-level
commitment definition for RUW connections.</li>
</ul>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="rbafydistribsupport.htm" title="DB2 UDB for iSeries supports two levels of distributed relational database.">Distributed support</a></div>
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