hangzhoumesParent/moduleService/UnLoadGlassModule/src/main/resources/mapper/DownGlassInfoMapper.xml
@@ -38,7 +38,7 @@ order by count desc limit 1 </select> <select id="queryMaxSequence" resultType="java.lang.Integer"> SELECT max(sequence) + 1 as sequence SELECT COALESCE(max(sequence) + 1, 0) as sequence FROM down_glass_info WHERE flow_card_id = #{flowCardId} AND layer = #{layer}