The object ‘DF__*’ is dependent on column ‘*’ – Changing int to double

Try this:

Remove the constraint DF_Movies_Rating__48CFD27E before changing your field type.

The constraint is typically created automatically by the DBMS (SQL Server).

To see the constraint associated with the table, expand the table attributes in Object explorer, followed by the category Constraints as shown below:

Tree of your table

You must remove the constraint before changing the field type.

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