What version of Delphi do you plan to use? Build Delphi for desktop only?
I have extensive experience in Delphi system development with sql server in most current versions and mysql with any version from Delphi 4 to the current Delphi 10.4.
I believe I can help, in any way and the project time can be reduced if you intend to use Delphi from XE7.
Sou programadora Delphi, possuo conhecimento com diversas conexões de banco de dados, com diversos componentes nativos, DBX, ADO, Firedac