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authorJean-Philippe Lang <jp_lang@yahoo.fr>2010-03-13 14:56:49 +0000
committerJean-Philippe Lang <jp_lang@yahoo.fr>2010-03-13 14:56:49 +0000
commit8e3d1b694ab47317638b474082cb70e08a8d02e7 (patch)
tree9997cc24910a029fea3e98ed0765566d9c4bb97e /db
parente109c9b6b6f314dea19bf92dffa217d962eaa200 (diff)
downloadredmine-8e3d1b694ab47317638b474082cb70e08a8d02e7.tar.gz
redmine-8e3d1b694ab47317638b474082cb70e08a8d02e7.zip
Adds subtasking (#443) including:
* 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
Diffstat (limited to 'db')
-rw-r--r--db/migrate/20100313132032_add_issues_nested_sets_columns.rb17
1 files changed, 17 insertions, 0 deletions
diff --git a/db/migrate/20100313132032_add_issues_nested_sets_columns.rb b/db/migrate/20100313132032_add_issues_nested_sets_columns.rb
new file mode 100644
index 000000000..e7d03e980
--- /dev/null
+++ b/db/migrate/20100313132032_add_issues_nested_sets_columns.rb
@@ -0,0 +1,17 @@
+class AddIssuesNestedSetsColumns < ActiveRecord::Migration
+ def self.up
+ add_column :issues, :parent_id, :integer, :default => nil
+ add_column :issues, :root_id, :integer, :default => nil
+ add_column :issues, :lft, :integer, :default => nil
+ add_column :issues, :rgt, :integer, :default => nil
+
+ Issue.update_all("parent_id = NULL, root_id = id, lft = 1, rgt = 2")
+ end
+
+ def self.down
+ remove_column :issues, :parent_id
+ remove_column :issues, :root_id
+ remove_column :issues, :lft
+ remove_column :issues, :rgt
+ end
+end