I noticed as of this morning that the handy 

[PUBLIC]: CD1 to CD2 schema mapping:

https://docs.google.com/spreadsheets/d/1kqCXAD9K45L0QeEtbuuMAFp2fW8o0oC8EBzJf58SjrY/edit#gid=8225741...

Has been moved to the owners trash (screenshot)

Is there a more current version of this document to be found somewhere? I can imagine folks will still need this for a long time to come as they map their old database reporting queries to the new schema.