TClientDataSet 只是在客户端的一个内存表（in-memory table），对该数据集的更改将不会自动保存。

The TClientDataSet is only an in-memory table at the client side, and changes to this dataset will not be saved automatically.

youdao

JDBC 适配器使用 object_key 作为对客户表的索引，以检索更改的行。

The JDBC adapter uses the object_key as an index into the Customer table to retrieve the changed row.

youdao

但那将意味着，更改后的样式表在没有这个支持样式表的情况下不能运行，我宁愿采用这样的解决方案：向受到这种困扰的客户交付一个自包含的文件。

But that would mean the altered stylesheet couldn't run without this supporting stylesheet, and I'd prefer a solution that lets me ship a single self-contained file to a customer who's having trouble.

youdao