匹配两个表中的值查询（SQL和ColdFusion）

I have a query that has a list of base values and a list of language values. Each value has a key that matches to the other. The base values are stored in one table and the language values in another. My problem is that I need to get all matching base values removed from the QUERY except for one. Then, I export that query into an Excel spreadsheet (I can do this portion fine) and allow the user to edit the language values.I have a query that has a list of base values a