ALTER TABLE on dependent column

Question

I am trying to alter column datatype of a primary key to tinyint from int.This column is a foreign key in other tables.So,I get the following error:

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Answer 1

you can drop the Constraint which is restricting you. If the column has access to other table. suppose a view is accessing the column which you are altering then it wont let you alter the column unless you drop the view. and after making changes you can recreate the view.