How delete or modify rows or datatypes?

[maxxx]

If i want to do it i can't do it because there are consrains which
don't allow me to do it.
It can be done to delete all schema and make it newerely
using scripts, but i am iteresting is there another method to make such operation?

[Felix]

Hi,

Specify you problem more specific, whether you want to modify your column, datatype or data.

Bye

[maxxx]

anyone of it