# C1.DataConnector.AdoNet.C1ConnectionBase.OnConnectionStringChanged

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<h1 id="C1_DataConnector_AdoNet_C1ConnectionBase_OnConnectionStringChanged_" data-uid="C1.DataConnector.AdoNet.C1ConnectionBase.OnConnectionStringChanged*">OnConnectionStringChanged Method
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<h4 id="C1_DataConnector_AdoNet_C1ConnectionBase_OnConnectionStringChanged" data-uid="C1.DataConnector.AdoNet.C1ConnectionBase.OnConnectionStringChanged">OnConnectionStringChanged()</h4>
<div class="markdown level1 summary"><p>A method that is called every time there is a change to the connection string used by this C1.AdoNet.OData.C1ODataConnection/&gt;.</p>
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<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">protected virtual void OnConnectionStringChanged()</code></pre>
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  <pre><code class="lang-vbnet hljs">Protected Overridable Sub OnConnectionStringChanged()</code></pre>
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