title: Sql Query Between Different Databases like Oracle and SQL Server in C#
body: <p>I have two databases Sql Server and Oracle databases, example:</p>
  
  <ul>
  <li>tableA sql server </li>
  <li>tableB sql server</li>
  <li>tableC Oracle</li>
  <li>tableD Oracle</li>
  <li>tableE Oracle</li>
  <li>tableF Oracle</li>
  </ul>