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我有以下表结构

表域

 ID     | name        |
________________________
   1    | example.com |
________________________
   2    | example.net |
________________________
   3    | example.org |

餐桌用品

 ID     | group        |
________________________
   1    | furniture    |
________________________
   2    | electronics  |
________________________
   3    | toys         |

餐桌运输

 Domain.ID     |Produkt.ID |
_____________________________
   1           |    3      |
_____________________________
   1           |    2      |
_____________________________
   3           |    1      | 

作为变量,我有域名,并且在此功能中,我想将所有相关产品都添加到域中。

example:domain =>example.com 应该将 ID 为 2 和 3 的产品表的属性返回给我

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1 回答 1

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Select domains.ID, name,group
from Transit Inner Join Domains ON
Transit.domainId = Domains.Id
INNER JOIN products  ON
Transit.productId = products.Id
Where domains.Name= ?
于 2012-05-09T17:55:34.480 回答