DROP TABLE IF EXISTS `T_DeviceRel`;
CREATE TABLE `T_DeviceRel` (
`Id` int(11) NOT NULL auto_increment,
`pid` int(11) default NULL,
`deviceId` int(11) default NULL,
`deviceTypeId` int(11) default NULL,
PRIMARY KEY (`Id`)
)
INSERT INTO `T_DeviceRel` VALUES (1,0,1,1);
INSERT INTO `T_DeviceRel` VALUES (2,0,2,1);
INSERT INTO `T_DeviceRel` VALUES (3,0,3,1);
INSERT INTO `T_DeviceRel` VALUES (4,0,4,1);
INSERT INTO `T_DeviceRel` VALUES (5,0,5,1);
INSERT INTO `T_DeviceRel` VALUES (6,1,1,2);
INSERT INTO `T_DeviceRel` VALUES (7,2,22,2);
INSERT INTO `T_DeviceRel` VALUES (8,3,23,2);
INSERT INTO `T_DeviceRel` VALUES (9,3,30,2);
INSERT INTO `T_DeviceRel` VALUES (10,3,31,2);
INSERT INTO `T_DeviceRel` VALUES (11,3,32,2);
INSERT INTO `T_DeviceRel` VALUES (12,3,36,2);
INSERT INTO `T_DeviceRel` VALUES (13,3,6,3);
INSERT INTO `T_DeviceRel` VALUES (14,6,7,3);
INSERT INTO `T_DeviceRel` VALUES (15,3,2,3);
INSERT INTO `T_DeviceRel` VALUES (16,1,3,3);
INSERT INTO `T_DeviceRel` VALUES (17,7,4,3);
INSERT INTO `T_DeviceRel` VALUES (18,1,5,3);
INSERT INTO `T_DeviceRel` VALUES (19,12,5,3);
id pid deviceId deviceTypeId
1 0 1 1
2 0&n
在三十讲遇到这样一个问题就是运行代码时出现错误 Fatal error: Call to undefined method mysql::fetch_array() in D:\WWW\news\index.php on line 12
，我把mysql::fetch_array() 改成mysql::fetch_row() 又出现F ......
