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8e3d1b694a
* priority, start/due dates, progress, estimate, spent time roll-up to parent issues * descendant issues tree displayed on the issue view with context menu support * issue tree display on the gantt chart * issue tree copy on project copy * unlimited nesting Defining subtasks requires the new permission 'Manage subtasks'. Subtasks can not belong to a different project than the parent task. Implementation is based on scoped nested sets for fast reads and updates. git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@3573 e93f8b46-1217-0410-a6f0-8f06a7374b81
18 lines
556 B
Ruby
18 lines
556 B
Ruby
class AddIssuesNestedSetsColumns < ActiveRecord::Migration
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def self.up
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add_column :issues, :parent_id, :integer, :default => nil
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add_column :issues, :root_id, :integer, :default => nil
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add_column :issues, :lft, :integer, :default => nil
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add_column :issues, :rgt, :integer, :default => nil
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Issue.update_all("parent_id = NULL, root_id = id, lft = 1, rgt = 2")
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end
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def self.down
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remove_column :issues, :parent_id
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remove_column :issues, :root_id
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remove_column :issues, :lft
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remove_column :issues, :rgt
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end
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end
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