feat：事项

coolstore-partner-dao/src/main/resources/mapper/StoreGroupMappingMapper.xml

@@ -0,0 +1,19 @@
+<?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.cool.store.mapper.StoreGroupMappingMapper">
+
+    <select id="getStoreGroupMappingByGroupIDs"
+            resultType="com.cool.store.entity.StoreGroupMappingDO">
+        select
+        group_id as groupId,
+        store_id as storeId
+        from store_group_mapping_${enterpriseId}
+        <where>
+            <foreach collection="groupIds" open=" group_id in (" close=")" separator="," item="groupId">
+                #{groupId}
+            </foreach>
+        </where>
+        group by group_id,store_id
+    </select>
+
+</mapper>