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            <article class="content wrap" id="_content" data-uid="Apache.Ignite.Core.Cache.Configuration.PartitionLossPolicy">
  
  
  <h1 id="Apache_Ignite_Core_Cache_Configuration_PartitionLossPolicy" data-uid="Apache.Ignite.Core.Cache.Configuration.PartitionLossPolicy" class="text-break">Enum PartitionLossPolicy
  </h1>
  <div class="markdown level0 summary"><p>Partition loss policy. Defines how cache will behave in a case when one or more partitions are
lost because of a node(s) failure.
<p>
All <em>Safe policies prevent a user from interaction with partial data in lost partitions until 
<a class="xref" href="Apache.Ignite.Core.IIgnite.html#Apache_Ignite_Core_IIgnite_ResetLostPartitions_System_Collections_Generic_IEnumerable_System_String__">ResetLostPartitions(IEnumerable&lt;String&gt;)</a> method is called.
<p>
*All policies allow working with partial data in lost partitions.
<p>
ReadOnly</em> and ReadWrite* policies do not automatically change partition state and thus do not change
rebalancing assignments for such partitions.</p>
</div>
  <div class="markdown level0 conceptual"></div>
  <h6><strong>Namespace</strong>: <a class="xref" href="Apache.Ignite.Core.Cache.Configuration.html">Apache.Ignite.Core.Cache.Configuration</a></h6>
  <h6><strong>Assembly</strong>: Apache.Ignite.Core.dll</h6>
  <h5 id="Apache_Ignite_Core_Cache_Configuration_PartitionLossPolicy_syntax">Syntax</h5>
  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public enum PartitionLossPolicy</code></pre>
  </div>
  <h3 id="fields">Fields
  </h3>
  <table class="table table-bordered table-striped table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    <thead>
    <tbody>
      <tr>
        <td id="Apache_Ignite_Core_Cache_Configuration_PartitionLossPolicy_Ignore">Ignore</td>
        <td><p>If partition is lost, reset it&apos;s state and do not clear intermediate data. The result of reading from
a previously lost and not cleared partition is undefined and may be different on different nodes in the
cluster.</p>
</td>
      </tr>
      <tr>
        <td id="Apache_Ignite_Core_Cache_Configuration_PartitionLossPolicy_ReadOnlyAll">ReadOnlyAll</td>
        <td><p>All writes to the cache will be failed with an exception. All reads will proceed as if all partitions
were in a consistent state. The result of reading from a lost partition is undefined and may be different
on different nodes in the cluster.</p>
</td>
      </tr>
      <tr>
        <td id="Apache_Ignite_Core_Cache_Configuration_PartitionLossPolicy_ReadOnlySafe">ReadOnlySafe</td>
        <td><p>All writes to the cache will be failed with an exception, reads will only be allowed for keys in
non-lost partitions. Reads from lost partitions will be failed with an exception.</p>
</td>
      </tr>
      <tr>
        <td id="Apache_Ignite_Core_Cache_Configuration_PartitionLossPolicy_ReadWriteAll">ReadWriteAll</td>
        <td><p>All reads and writes will proceed as if all partitions were in a consistent state. The result of
reading from a lost partition is undefined and may be different on different nodes in the cluster.</p>
</td>
      </tr>
      <tr>
        <td id="Apache_Ignite_Core_Cache_Configuration_PartitionLossPolicy_ReadWriteSafe">ReadWriteSafe</td>
        <td><p>All reads and writes will be allowed for keys in valid partitions. All reads and writes for keys
in lost partitions will be failed with an exception.</p>
</td>
      </tr>
    </tbody>
  </thead></thead></table>
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