c# - How to remove a constraint on table using entity framework db migrations -

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i'm trying alter type of table column int long.

altercolumn("dbo.files", "size", c => c.long(nullable: false));

it's throwing error on migration:

the object 'df__files__size__1fcdbceb' dependent on column 'size'. alter table alter column size failed because 1 or more objects access column.

how remove constraint in entity framework... migration, put in?


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