code: public boolean execUpdateByRawSQL(String updateRawSQL) {
  
      boolean retVal = false;
  
      log("#execUpdateByRawSQL updateRawSQL=" + updateRawSQL);
  
      final Connection conn = createConnection();
  
      try {
  
        Statement stmt = null;
  
        // There is a possibility that the error occurs in one single update
        // statement.
        // Therefore, turn the auto commit off.
        conn.setAutoCommit(false);
  
        stmt = conn.createStatement();
        stmt.executeUpdate(updateRawSQL);
  
        // finally,commit
        conn.commit();
  
        retVal = true;
  
      } catch (SQLException e) {
  
        loge("#execUpdateByRawSQL", e);
        retVal = false;
  
      } finally {
  
        try {
          conn.close();
        } catch (SQLException e) {
          retVal = false;
          loge("#execUpdateByRawSQL", e);
        }
      }
      return retVal;
  
    }
docs: Execute raw SQL for update
  
  @param modelObj
  @param includeExcludeColumnNames
  @return true:DB operation success false:failure