查询数据库报错，错误提示如下，代码如下

Question

You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '? and sex=?' at line 1

Answer 1

在执行 rs = pstat.executeQuery(sql); 之前　　将sql打印出来，System.out.println(sql);

然后把打印出来的sql 放在数据库里执行。