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buncis/only 1 record active .md

Created August 21, 2025 15:05
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  1. buncis created this gist Aug 21, 2025.
    13 changes: 13 additions & 0 deletions only 1 record active .md
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    Original file line number Diff line number Diff line change
    @@ -0,0 +1,13 @@
    create boolean value that could be nilled

    ```
    class AddActiveToQuestionnaire < ActiveRecord::Migration[7.2]
    def change
    add_column :questionnaires, :active, :boolean
    add_check_constraint :questionnaires, "active", name: "only_accept_true_or_null"
    add_index :questionnaires, :active, unique: true
    end
    end
    ```

    https://github.com/buncis/norma/commit/2ee90bb3e57fde446a24e59b1087714f2239f845