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package com.forum.dao;
import com.forum.entity.User;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;
import org.springframework.stereotype.Repository;
import java.util.List;
@Mapper
@Repository
public interface UserDao {
// @Select("select * from t_user where username=#{username} and password=#{password}")
User queryByUsernameAndPassword(@Param("username") String username, @Param("password") String password);
void addUser(User user);
List<User> getAllUser();
int deleteUser(int id);
int count();
void update(String password, String username);
// User queryByUsernameAndPassword2(@Param("username") String username, @Param("password") String password);
}