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class CreateActionParticipants < ActiveRecord::Migration[8.1]
def change
create_table :action_participants do |t|
t.references :node_action, null: false, foreign_key: true, index: false
t.references :subject, polymorphic: true, null: false, index: false
end
add_index :action_participants, [:subject_type, :subject_id, :node_action_id],
:name => "index_action_participants_on_subject_and_action"
add_index :action_participants, [:node_action_id, :subject_type, :subject_id],
:unique => true,
:name => "index_action_participants_uniqueness"
end
end
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