com.mysql.jdbc.exceptions.MySQLSyntaxErrorException: Unknown column 'username' in 'field list'
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:936)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2985)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1631)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1723)
..>........
......
映射文件和POJO通过逆向工程自动生成.
数据库字段
userid username userpass
1
456
6546546
