+------------+---------------+
|   ShopId   |   ArticleId   |
+------------|---------------+
|     1      |      1        |
+------------|---------------+
|     1      |      2        |
+------------|---------------+
|     1      |      3        |
+------------|---------------+
|     2      |      1        |
+------------|---------------+
|     2      |      5        |
+------------|---------------+

select * from table where shopId=@shopId

select * from table where articleId=@articleId