When external keys are in use (ei columns stored in their own table), we are able to find the orphaned record in the external key table and turn it into a deletion stub.
当使用外键时(ei列被存储在它们自己的表中)，可以在外键表中找到孤立的记录并将其转化为删除存根。
We can also refer to external encrypted data or encrypted keys.
我们也可以引用外部加密数据或加密密钥。
These keys can be stored in an existing data table or in a separately created table referred to as the external key table.
这些键值可以存储在现有的数据表中或者存储在单独创建的称作外键表的表中。
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