11 lines
		
	
	
		
			350 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			11 lines
		
	
	
		
			350 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
| # frozen_string_literal: true
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| 
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| class AddRoleIdToUsers < ActiveRecord::Migration[6.1]
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|   disable_ddl_transaction!
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| 
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|   def change
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|     safety_assured { add_reference :users, :role, foreign_key: { to_table: 'user_roles', on_delete: :nullify }, index: false }
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|     add_index :users, :role_id, algorithm: :concurrently, where: 'role_id IS NOT NULL'
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|   end
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| end
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