Commit 757084f7 authored by Dmitriy Zaporozhets's avatar Dmitriy Zaporozhets

Merge branch 'master' of gitlab.com:gitlab-org/gitlab-ce

parents 5b8712e4 cd2659fd
# This migration is a duplicate of 20150425164651_change_collation_for_tag_names.acts_as_taggable_on_engine.rb
# It shold be applied before the index additions to ensure that `name` is case sensitive.
class GitlabChangeCollationForTagNames < ActiveRecord::Migration
def up
if ActsAsTaggableOn::Utils.using_mysql?
execute("ALTER TABLE tags MODIFY name varchar(255) CHARACTER SET utf8 COLLATE utf8_bin;")
end
end
end
class RemoveDuplicateTags < ActiveRecord::Migration
def up
select_all("SELECT name, COUNT(id) as cnt FROM tags GROUP BY name HAVING COUNT(id) > 1").each do |tag|
duplicate_ids = select_all("SELECT id FROM tags WHERE name = '#{tag["name"]}'").map{|tag| tag["id"]}
origin_tag_id = duplicate_ids.first
duplicate_ids.delete origin_tag_id
execute("UPDATE taggings SET tag_id = #{origin_tag_id} WHERE tag_id IN(#{duplicate_ids.join(",")})")
execute("DELETE FROM tags WHERE id IN(#{duplicate_ids.join(",")})")
end
end
def down
end
end
...@@ -3,8 +3,15 @@ class AddMissingUniqueIndices < ActiveRecord::Migration ...@@ -3,8 +3,15 @@ class AddMissingUniqueIndices < ActiveRecord::Migration
def self.up def self.up
add_index :tags, :name, unique: true add_index :tags, :name, unique: true
remove_index :taggings, :tag_id # pre-GitLab v6.7.0 may not have these indices since there were no
remove_index :taggings, [:taggable_id, :taggable_type, :context] # migrations for them
if index_exists?(:taggings, :tag_id)
remove_index :taggings, :tag_id
end
if index_exists?(:taggings, [:taggable_id, :taggable_type, :context])
remove_index :taggings, [:taggable_id, :taggable_type, :context]
end
add_index :taggings, add_index :taggings,
[:tag_id, :taggable_id, :taggable_type, :context, :tagger_id, :tagger_type], [:tag_id, :taggable_id, :taggable_type, :context, :tagger_id, :tagger_type],
unique: true, name: 'taggings_idx' unique: true, name: 'taggings_idx'
......
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