code: private StringBuffer toQueryPrefix(String t) {
  
          StringBuffer sb = new StringBuffer(255);
  
          return sb.append(selstar).append(t).append(whereTrue);
      }
docs: Retrieves "SELECT * FROM INFORMATION_SCHEMA.&lt;table&gt; WHERE 1=1" in string
  buffer form. <p>
  
  This is a convenience method provided because, for most
  <code>DatabaseMetaData</code> queries, this is the most suitable
  thing upon which to start building. <p>
  
  @return an StringBuffer whose content is:
  "SELECT * FROM &lt;table&gt; WHERE 1=1"
  @param t the name of the table