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    Who can give me explanation of persistence tables?
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    created by <a href="http://community.jboss.org/people/free">stone crasy</a> in <i>jBPM</i> - <a href="http://community.jboss.org/message/633785#633785">View the full discussion</a>
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<div class="jive-rendered-content"><p>&lt;class&gt;org.drools.persistence.info.SessionInfo&lt;/class&gt;</p><p>&#160;&#160;&#160;&#160;&#160;&#160;&#160; &lt;class&gt;org.jbpm.persistence.processinstance.ProcessInstanceInfo&lt;/class&gt;</p><p>&#160;&#160;&#160;&#160;&#160;&#160;&#160; &lt;class&gt;org.drools.persistence.info.WorkItemInfo&lt;/class&gt;</p><p>&#160;&#160;&#160;&#160;&#160;&#160;&#160; &lt;class&gt;org.jbpm.process.audit.ProcessInstanceLog&lt;/class&gt;</p><p>&#160;&#160;&#160;&#160;&#160;&#160;&#160; &lt;class&gt;org.jbpm.process.audit.NodeInstanceLog&lt;/class&gt;</p><p>&#160;&#160;&#160;&#160;&#160;&#160;&#160; &lt;class&gt;org.jbpm.process.audit.VariableInstanceLog&lt;/class&gt;&#160;&#160;&#160;&#160;&#160;&#160; </p><p>&#160;&#160;&#160;&#160; &#160;&#160;&#160;&#160;&#160;&lt;class&gt;org.jbpm.task.Attachment&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.Content&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.BooleanExpression&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.Comment&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.Deadline&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.Comment&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.Deadline&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.Delegation&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.Escalation&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.Group&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.I18NText&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.Notification&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.EmailNotification&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.EmailNotificationHeader&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.PeopleAssignments&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.Reassignment&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.Status&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.Task&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.TaskData&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.SubTasksStrategy&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.OnParentAbortAllSubTasksEndStrategy&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.OnAllSubTasksEndParentEndStrategy&lt;/class&gt;</p><p>&#160;&#160;&#160; &lt;class&gt;org.jbpm.task.User&lt;/class&gt;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;">&#160;</p><p>like userguide's </p><h2 class="title" style="color: #4a5d75; font-family: 'Lucida Grande', Geneva, Verdana, Arial, sans-serif; font-size: 1.6em;"><a class="jive-link-anchor-small">Chapter 7. Core Engine: Persistence and transactions</a>:</h2><p><a class="jive-link-anchor-small"><span class="emphasis"><em>NodeInstanceLog:</em></span> This table contains more detailed information about which nodes were actually executed inside each process instance. Whenever a node instance is entered from one of its incomming connections or is exited through one of its outgoing connections, that information is stored in this table. For this, it stores the process instance id and the process id of the process instance it is being executed in, and the node instance id and the corresponding node id (in the process definition) of the node instance in question. Finally, the type of event (0 = enter, 1 = exit) and the date of the event is stored as well.</a></p></div>

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