           <span class="ruby-identifier">sql_type</span>.<span class="ruby-identifier">to_s</span>, <span class="ruby-identifier">null</span>)
<span class="ruby-keyword">end</span></pre>
            </div><!-- column-source -->
            
          </div>

          

          
        </div><!-- column-method -->

      
        <div id="columns-method" class="method-detail ">
          <a name="method-c-columns"></a>

          
          <div class="method-heading">
            <span class="method-nam