title: columnA like %columnB
body: <p>I'm trying to do <code>select * where column1 = % column2 %</code>.</p>
  
  <p>this is my query </p>
  
  <pre><code>select ticket_cp, id_con, raison_sociale, date, Type, RSP
  from en_cours,
       Base_Client 
  where Base_Client.Client like '%'+raison_sociale+ '%' 
  </code></pre>
  
  <p>The error: </p>
  
  <blockquote>
    <p>The data types varchar and text are incompatible in the add operator.</p>
  </blockquote>