sql编写注意

DROP TABLE IF EXISTS `imooc_pro`;
CREATE TABLE `imooc_pro`(
`id` int unsigned auto_increment key,
`pName` varchar(50) not null,
`pNum` int unsigned default 1,
`mPrice` decimal(10,2) not null,
`iPrice` decimal(10,2) not null,
`pDesc` text,
`pImg` varchar(50) not null,
`pubTime` int unsigned not null,
`isShow` tinyint(1) default 1,
`isHot` tinyint(1) default 0,
`cId` smallint unsigned not null
);