在存储过程中更改数据库名称和跨数据库查询

I have a number of related databases that are version-ed. Instance of different versions may run side by side, identified by their different versions, i.e. [NorhwindV1.1] and [NorhwindV1.2] may be on the same server, along with [SouthwindV1.1] and [SouthwindV1.2]. I have a number of related databases that are v