CinemaDemo/target/classes/com/example/cinema/data/MovieMapper.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.example.cinema.data.MovieMapper">
    <insert id="insertOneMovie" parameterType="com.example.cinema.vo.MovieForm"
            useGeneratedKeys="true" keyProperty="id">
        insert into movie(name, poster_url, director, screen_writer, starring, type, country, language, length, start_date, description, status)
        values(#{name}, #{posterUrl}, #{director},  #{screenWriter}, #{starring}, #{type}, #{country}, #{language}, #{length}, #{startDate}, #{description},#{status})
    </insert>

    <select id="selectMovieById" resultMap="Movie">
        select * from movie where id = #{id}
    </select>

    <select id="selectMovieByIdAndUserId" resultMap="Movie">
        select * from (select * from movie m,(select count(*) as isLike from movie_like ml where ml.movie_id = #{id} and ml.user_id = #{userId}) ik where id = #{id}) a
        left join (select l.movie_id as id, count(*) as likeCount from movie_like l where l.movie_id = #{id}) b on a.id = b.id
    </select>

    <select id="selectAllMovie" resultMap="Movie">
        select * from movie m left join (select l.movie_id, count(*) as likeCount from movie_like l group by l.movie_id) l on m.id = l.movie_id
    </select>

    <select id="selectMovieByKeyword" resultMap="Movie">
        select * from movie as m where concat(m.name,m.description,m.type,m.starring,m.type)
        like concat('%',#{keyword},'%');
    </select>

    <resultMap id="Movie" type="com.example.cinema.vo.MovieVO">
        <id column="id" property="id"></id>
        <result column="poster_url" property="posterUrl"></result>
        <result column="screen_writer" property="screenWriter"></result>
        <result column="start_date" property="startDate"></result>
        <result column="end_date" property="endDate"></result>
    </resultMap>

</mapper>