@Carel Van Der Merwe In the DBMS tab there is an 'Execute SQL' command... (sure you need to have your model connected to the database before :)

@Bhargav Thota PD is able to generate with ALTER. You just need to go in 'Generate Database' , 'Options' tab and select 'External', instead of 'Internal' for the specific artefact (constraints, FK, PK ...). reverse engineer imports also the Alter command.

@Lasha Grdzelishvili  if your model is connected to the target database you can execute  DBMS/Apply changes in database.... That will give you the possibility to see what's the difference between your model and the actual implementation. The results can be generated as a…