String sql = "INSERT INTO JOBS" + "VALUES('" + jobs.getId() + "','" + jobs.getTitle() + "'," + jobs.getSalary() + "," + jobs.getMaxSlary() + ")";
拼接哪里有问题 麻烦各位给看看 实在觉得没有错误 看了好几遍了 没找出来
输出sql这个string再看
最好不要拼接字符串,而是用填充参数方式构造sql
http://www.tuicool.com/articles/6V3iy2
String sql = "INSERT INTO JOBS " + "VALUES('" + jobs.getId() + "','" + jobs.getTitle() + "'," + jobs.getSalary() + "," + jobs.getMaxSlary() + ")";