SQL: select id, user_name, password, age from user_t where 1=1 user_name = ? AND password = ?
### Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: 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 'user_name = '测试'
AND password = 'sfasgfaf'' at line 9
