which they are restrisiones to export the MySQL database to ANSI SQL?
Not a restriction, just a method.
For instance if you export using phpMyAdmin, choose advanced option, and in compatibility options choos "ANSI" instead of "NONE".
if I export to SQL database with ANSI method and connect the application ProjeQtor me work?
No,
application in not compatible with Oracle.
thank's you
look: I was doing exercises about queries and I can not find relations on the database,
I want to know if the logic of the application is immersed on the application
???
I want to know if the logic of the application is immersed on the application
Yes completeley.
There is abolutely no code in the database nor business driven constraints.