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

Updated CHANGELOG for 2.4.4 and 2.5.0....

Updated CHANGELOG for 2.4.4 and 2.5.0. git-svn-id: http://svn.redmine.org/redmine/trunk@12948 e93f8b46-1217-0410-a6f0-8f06a7374b81

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             20130201184705_add_unique_index_on_tokens_value.rb
        
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        Jean-Philippe Lang
    
Add unique index on tokens.value....

              r11065
            
      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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Jean-Philippe Lang Add unique index on tokens.value....	r11065	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