>A client wants to do encryption on database level (Transparent Data Encryption (TDE)).
>
>One question that comes up is, if we need to do any changes in our client application, or that is done only on the database without any need of adaptions on the queries or database connection?
>
>we are using SQLSTRINGCONNECT and SQLEXEC in VFP with the Standard SQL ODBC driver.

AFAIK the data is "transparently" encrypted and decrypted, so all your code will work without any changes.