shz-backend/ruoyi-bussiness/src/main/resources/mapper/app/OutdoorFairJobMapper.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.ruoyi.cms.mapper.OutdoorFairJobMapper">

    <sql id="fairJobWhere">
        WHERE relation.fair_id = #{fairId}
          AND (relation.del_flag IS NULL OR relation.del_flag = '0')
          AND job.del_flag = '0'
        <if test="companyId != null">
            AND relation.company_id = #{companyId}
        </if>
        <if test="companyName != null and companyName != ''">
            AND job.company_name LIKE concat(
                '%',
                cast(#{companyName, jdbcType=VARCHAR} as varchar),
                '%'
            )
        </if>
        <if test="jobTitle != null and jobTitle != ''">
            AND job.job_title LIKE concat(
                '%',
                cast(#{jobTitle, jdbcType=VARCHAR} as varchar),
                '%'
            )
        </if>
        <if test="education != null and education != ''">
            AND job.education = #{education}
        </if>
        <if test="experience != null and experience != ''">
            AND job.experience = #{experience}
        </if>
    </sql>

    <select id="selectFairJobPage" resultType="com.ruoyi.cms.domain.Job">
        SELECT job.*,
               relation.review_status AS "fairReviewStatus",
               relation.review_remark AS "fairReviewRemark",
               to_char(relation.review_time, 'YYYY-MM-DD HH24:MI:SS') AS "fairReviewTime"
        FROM shz.cms_outdoor_fair_job relation
        INNER JOIN shz.job job ON job.job_id = relation.job_id
        <include refid="fairJobWhere"/>
        ORDER BY relation.id DESC
        LIMIT #{pageSize} OFFSET #{offset}
    </select>

    <select id="countFairJobs" resultType="java.lang.Long">
        SELECT COUNT(*)
        FROM shz.cms_outdoor_fair_job relation
        INNER JOIN shz.job job ON job.job_id = relation.job_id
        <include refid="fairJobWhere"/>
    </select>

    <select id="countJobsByCompany" resultType="java.util.Map">
        SELECT company_id AS "companyId", COUNT(*) AS "jobCount"
        FROM shz.cms_outdoor_fair_job
        WHERE fair_id = #{fairId}
          AND (del_flag IS NULL OR del_flag = '0')
        GROUP BY company_id
    </select>
</mapper>