Rails Migration to make a column null = true

Question

I had originally created a table with column as ``` t.string "email", :default => "", :null => false ``` The requirement has changed and now I need to allow email to be null. How can I write a migration to make :null => true

Accepted Answer

Try:

```
change_column :table_name, :email, :string, null: true
```

Rails Migration to make a column null => true

Solution

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