select now();命令查看MySql时间(包括时分秒)
select current_date();命令查看MySql时间(不包括时分秒)

在代码中,创建时间、修改时间字段的jdbc语句也可以使用now()或current_date()
public void addGoddess(Goddess goddess) throws SQLException { Connection connection = DBUtil.getConnection(); PreparedStatement preparedStatement = connection.prepareStatement( "insert into imooc_goddess(user_name, sex, age, birthday, email, mobile, " + "create_user, create_date, update_user, update_date, isdel) " + "values(?,?,?,?,?,?,?, now(), ?, current_date(), ?)"); preparedStatement.setString(1, goddess.getUser_name()); preparedStatement.setInt(2, goddess.getSex()); preparedStatement.setInt(3, goddess.getAge()); preparedStatement.setDate(4, new Date(goddess.getBirthday().getTime())); preparedStatement.setString(5, goddess.getEmail()); preparedStatement.setString(6, goddess.getMobile()); preparedStatement.setString(7, goddess.getCreate_user()); preparedStatement.setString(8, goddess.getUpdate_user()); preparedStatement.setInt(9, goddess.getIsDel()); preparedStatement.execute(); }