sql中批量插入begin的使用

     private static String ADD_ATTR_EXT_ITEM="insert into attr_ext_item(attr_ext_main_key,attr_name_key,attr_type,data_type,mode,
　　　　　　　　　　　　　　　　　　　　　　　　　　　　 tolerance,target_value,attr_lower_value,attr_higher_value,fetch_attr_group,
                                                fetch_attr_name,calc_expression,serial_port,serial_port_baud_rate,serial_port_data_format,
                                                pages)";
     public boolean saveAttrExtItem(final List<AttrExtItem> listAttrExtItem,final int attrExtMainid) {
             boolean result = true;
             if (listAttrExtItem == null || listAttrExtItem.size() == 0)
                 return false;
             StringBuffer buffer = new StringBuffer();
             try {
                 buffer.append("begin;" );
                 for (int i = 0; i < listAttrExtItem.size(); i++) {
                     AttrExtItem att = listAttrExtItem.get(i);
                     buffer.append(ADD_ATTR_EXT_ITEM);
                     buffer.append(" values("
                             +attrExtMainid
                             + ", " + att.getAttrNameKey()
                             + ", '" + att.getAttrType()
                             + "', '" + att.getDataType()
                             + "', '" + att.getMode()
                             + "', '" + att.getTolernace()
                             + "', '" + att.getTargetValue()
                             + "', '" + att.getAttrLowerValue()
                             + "', '" + att.getAttrHigherValue()
                             + "','" + att.getFetchAttrGroup()
                             + "', '" + att.getFetchAttrName()
                             + "', '" + att.getCalcExpression()
                             + "', '" + att.getSerialPort()
                             + "', " + att.getSerialPortbAUDRate()
                             + ", '" + att.getSerialPortDataFormat()
                             + "', '" + att.getPages()
                             +"'"+ ");");
                 }
                 buffer.append("commit;");
                 log.info("Add AttrExtItem sql: " + buffer.toString());
                 this.getJdbcTemplate2().update(buffer.toString());
             } catch (Exception e) {
                 result = false;
                 log.error(e);
             }
             return result;
     }

private static String ADD_ATTR_EXT_ITEM="insert into attr_ext_item(attr_ext_main_key,attr_name_key,attr_type,data_type,mode,tolerance,target_value,attr_lower_value,attr_higher_value,fetch_attr_group,fetch_attr_name,calc_expression,serial_port,serial_port_baud_rate,serial_port_data_format,pages)";public boolean saveAttrExtItem(final List<AttrExtItem> listAttrExtItem,final int attrExtMainid) {boolean result = true;if (listAttrExtItem == null || listAttrExtItem.size() == 0)return false;StringBuffer buffer = new StringBuffer();try {buffer.append("begin;" );for (int i = 0; i < listAttrExtItem.size(); i++) {AttrExtItem att = listAttrExtItem.get(i);buffer.append(ADD_ATTR_EXT_ITEM);buffer.append(" values("+attrExtMainid+ ", " + att.getAttrNameKey()+ ", '" + att.getAttrType()+ "', '" + att.getDataType()+ "', '" + att.getMode()+ "', '" + att.getTolernace()+ "', '" + att.getTargetValue()+ "', '" + att.getAttrLowerValue()+ "', '" + att.getAttrHigherValue()+ "','" + att.getFetchAttrGroup()+ "', '" + att.getFetchAttrName()+ "', '" + att.getCalcExpression()+ "', '" + att.getSerialPort()+ "', " + att.getSerialPortbAUDRate()+ ", '" + att.getSerialPortDataFormat()+ "', '" + att.getPages()+"'"+ ");");}buffer.append("commit;");log.info("Add AttrExtItem sql: " + buffer.toString());this.getJdbcTemplate2().update(buffer.toString());} catch (Exception e) {result = false;log.error(e);}return result;}