document_management/src/main/resources/mapper/ArticleMapper.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.jingcheng.cms.mapper.ArticleMapper">

    <insert id="addArticle" parameterType="com.jingcheng.cms.model.Article">
        INSERT INTO article(`title`,`first_category_name`,`second_category_name`,`keyword`,`file_type`,`content`,`state`)
        values (#{title},#{firstCategoryName},#{secondCategoryName},#{keyword},#{fileType},#{content},#{state})
    </insert>

    <select id="getArticleListByCondition" resultType="com.jingcheng.cms.model.Article">
        select `id`,`title`,`first_category_name`,`second_category_name`,`keyword`,`file_type`,`content`,`create_date_time`,
        `update_date_time`,`state` FROM article
        where
        1 = 1
        <if test="title != null and title != ''">
            and title like #{title}
        </if>
        <if test="categoryName != null and categoryName != ''">
            and (first_category_name like #{categoryName} or second_category_name like #{categoryName})
        </if>
        <if test="fileType != null ">
            and file_type = #{fileType}
        </if>
        <if test="state != null ">
            and state = #{state}
        </if>
    </select>
</mapper>