Hi Hoa, There are some resources about the internal of Drill. You can also find the docs of UDF at the Paul wiki. https://github.com/apache/drill/issues/2233
> 在 2021年5月26日，21:55，Hoa Le <[email protected]> 写道： > > Hello, > my name is Hoa Le and I am currently working on my thesis regarding an > encryption process that plans to implement data decryption via Apache Drill > with the AES algorithm. However, the documentation is relatively short and > I don't quite understand how the output is generated and would like to ask > if it is possible to provide further information which functions Drill is > using (is it using salt/nonce/tags?, which AES Mode does it use?, etc.) > > I would be grateful if You could provide some further information regarding > that cryptographic function. > > Kind regards, > Hoa Le > > -- > > Hoa Le > Technical Solutions Specialist > > > Scalefree International GmbH > > Bahnhofstraße 8, 30159 Hannover, Germany > > > > *[email protected] <[email protected]>* > > www.scalefree.com > > > Sitz der Gesellschaft (Company Headquarters): Hannover, Germany > Registergericht (Registration): Amtsgericht Hannover HRB 213578 > > Geschäftsführer: Michael Olschimke, Christof Wenzeritt > > > CEO: Michael Olschimke & Christof Wenzeritt > > CTO: Dan Linstedt
