code: protected PreparedStatement getPreparedStatement(String sql, int type,
              int concurrency) throws SQLException {
          // Inject the schema name into the SQL
          String isql = injectSchema(sql);
          return dbConnection.getPreparedStatement(isql, isql, type, concurrency);
      }
docs: Returns a {@link PreparedStatement} for the SQL statement in <tt>sql</tt>
  providing a {@link ResultSet result set} of a given type and concurrency.
  
  @param sql {@link String}, the sql to prepare which can take certain
  placeholders:
  <ul>
  <il>? - paremeter substitution marker for the {@link PreparedStatement}
  </li> <il>@ - schema name substitution marker defined</li>
  </ul>
  @param type Result set type
  @param concurrency  Result set concurrency
  @return {@link PreparedStatement}
  @throws SQLException Thrown if a database exception occurred or if the
  <tt>dbConnection</tt> is no longer valid and cannot be re-established
  @see ResultSet#TYPE_SCROLL_INSENSITIVE
  @see ResultSet#CONCUR_READ_ONLY