mescloud/src/main/resources/mappings/modules/mes/MesProductArcWeldingDao.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.jeesite.modules.mes.dao.MesProductArcWeldingDao">

	<select id="findLatestById" resultType="com.jeesite.modules.mes.entity.MesProductArcWelding">
		SELECT
			id,
			sn,
			oprno,
			line_sn AS lineSn,
			content,
			create_date AS createDate
		FROM
			mes_product_arc_welding
		WHERE
			id = #{id}
		ORDER BY create_date DESC
		LIMIT 1
	</select>
	
	<!-- 查询数据
	<select id="findList" resultType="MesProductArcWelding">
		SELECT ${sqlMap.column.toSql()}
		FROM ${sqlMap.table.toSql()}
		<where>
			${sqlMap.where.toSql()}
		</where>
		ORDER BY ${sqlMap.order.toSql()}
	</select> -->
	<select id="findList" resultType="MesProductArcWelding">
		SELECT
			${sqlMap.column.toSql()},
			(
				SELECT r.update_by
				FROM mes_product_record r
				WHERE r.sn = a.sn
				  AND r.oprno = a.oprno
				  AND (r.line_sn = a.line_sn OR r.cate_sn = a.line_sn)
				ORDER BY CASE WHEN r.update_by IS NOT NULL AND r.update_by != '' AND r.update_by != 'system' THEN 0 ELSE 1 END,
					r.update_date DESC, r.create_date DESC
				LIMIT 1
			) AS "createBy"
		FROM ${sqlMap.table.toSql()}
		<where>
			${sqlMap.where.toSql()}
		</where>
		ORDER BY ${sqlMap.order.toSql()}
	</select>

	<select id="findProductRecordUpdateBy" resultType="String">
		SELECT r.update_by
		FROM mes_product_record r
		WHERE r.sn = #{sn}
		  AND r.oprno = #{oprno}
		  AND (r.line_sn = #{lineSn} OR r.cate_sn = #{lineSn})
		ORDER BY CASE WHEN r.update_by IS NOT NULL AND r.update_by != '' AND r.update_by != 'system' THEN 0 ELSE 1 END,
			r.update_date DESC, r.create_date DESC
		LIMIT 1
	</select>
	
</mapper>