annotate db/migrate/20100313132032_add_issues_nested_sets_columns.rb @ 909:cbb26bc654de
redmine-1.3
Update to Redmine 1.3-stable branch (Redmine SVN rev 8964)
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Chris Cannam |
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Fri, 24 Feb 2012 19:09:32 +0000 |
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1 class AddIssuesNestedSetsColumns < ActiveRecord::Migration
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2 def self.up
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3 add_column :issues, :parent_id, :integer, :default => nil
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4 add_column :issues, :root_id, :integer, :default => nil
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5 add_column :issues, :lft, :integer, :default => nil
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6 add_column :issues, :rgt, :integer, :default => nil
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7
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8 Issue.update_all("parent_id = NULL, root_id = id, lft = 1, rgt = 2")
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9 end
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10
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11 def self.down
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12 remove_column :issues, :parent_id
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13 remove_column :issues, :root_id
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14 remove_column :issues, :lft
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15 remove_column :issues, :rgt
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16 end
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17 end
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