CourseDictMapper.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.subsidy.mapper.CourseDictMapper">

    <!-- 通用查询映射结果 -->
    <resultMap id="BaseResultMap" type="com.subsidy.model.CourseDictDO">
        <id column="id" property="id" />
        <result column="create_date" property="createDate" />
        <result column="update_date" property="updateDate" />
        <result column="delete_date" property="deleteDate" />
        <result column="course_name" property="courseName" />
        <result column="category_id" property="categoryId" />
        <result column="course_type" property="courseType" />
        <result column="course_source" property="courseSource" />
    </resultMap>

    <!-- 通用查询结果列 -->
    <sql id="Base_Column_List">
        create_date,
        update_date,
        delete_date,
        id, course_name, category_id, course_type, course_source
    </sql>

    <select id="queryCourses" resultType="com.subsidy.model.CourseDictDO">
        SELECT
            *
        FROM
            course_dict t
        WHERE
            t.delete_date IS NULL
            AND t.category_id = #{categoryId}
            AND t.course_name like concat('%',#{courseName} ,'%')
            AND t.course_source = #{courseName}
            AND t.course_type = #{courseType}
    </select>

</mapper>