jro_apps/redmine Files · db/migrate/20130201184705_add_unique_index_on_tokens_value.rb

Limit trackers for new issue to certain roles (#7839)....

Limit trackers for new issue to certain roles (#7839). git-svn-id: http://svn.redmine.org/redmine/trunk@15464 e93f8b46-1217-0410-a6f0-8f06a7374b81

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             20130201184705_add_unique_index_on_tokens_value.rb
        
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             / db / migrate / 20130201184705_add_unique_index_on_tokens_value.rb
          
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      class AddUniqueIndexOnTokensValue < ActiveRecord::Migration

        def up

          say_with_time "Adding unique index on tokens, this may take some time..." do

            # Just in case

            duplicates = Token.connection.select_values("SELECT value FROM #{Token.table_name} GROUP BY value HAVING COUNT(id) > 1")

            Token.where(:value => duplicates).delete_all

            add_index :tokens, :value, :unique => true, :name => 'tokens_value'

          end

        end

        def down

          remove_index :tokens, :name => 'tokens_value'

        end

      end

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				class AddUniqueIndexOnTokensValue < ActiveRecord::Migration
				def up
				say_with_time "Adding unique index on tokens, this may take some time..." do
				# Just in case
				duplicates = Token.connection.select_values("SELECT value FROM #{Token.table_name} GROUP BY value HAVING COUNT(id) > 1")
				Token.where(:value => duplicates).delete_all

				add_index :tokens, :value, :unique => true, :name => 'tokens_value'
				end
				end

				def down
				remove_index :tokens, :name => 'tokens_value'
				end
				end