summaryrefslogtreecommitdiff
path: root/db
diff options
context:
space:
mode:
authorStan Hu <stanhu@gmail.com>2015-05-08 00:27:47 -0700
committerStan Hu <stanhu@gmail.com>2015-05-08 00:43:19 -0700
commitf6c0ef5553fde03ae3a04ba48733455a5415a3ac (patch)
tree823782b6134cf7c0067d3e8162c63175524a235d /db
parentc4aa700398173b80131a00a0e7dd3badd454bc22 (diff)
downloadgitlab-ce-f6c0ef5553fde03ae3a04ba48733455a5415a3ac.tar.gz
Conditionally remove indices that may not exist in pre-GitLab v6.7 installations
Closes #1593
Diffstat (limited to 'db')
-rw-r--r--db/migrate/20150425164648_add_missing_unique_indices.acts_as_taggable_on_engine.rb11
1 files changed, 9 insertions, 2 deletions
diff --git a/db/migrate/20150425164648_add_missing_unique_indices.acts_as_taggable_on_engine.rb b/db/migrate/20150425164648_add_missing_unique_indices.acts_as_taggable_on_engine.rb
index 4ca676f6c72..c1b78681519 100644
--- a/db/migrate/20150425164648_add_missing_unique_indices.acts_as_taggable_on_engine.rb
+++ b/db/migrate/20150425164648_add_missing_unique_indices.acts_as_taggable_on_engine.rb
@@ -3,8 +3,15 @@ class AddMissingUniqueIndices < ActiveRecord::Migration
def self.up
add_index :tags, :name, unique: true
- remove_index :taggings, :tag_id
- remove_index :taggings, [:taggable_id, :taggable_type, :context]
+ # pre-GitLab v6.7.0 may not have these indices since there were no
+ # 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,
[:tag_id, :taggable_id, :taggable_type, :context, :tagger_id, :tagger_type],
unique: true, name: 'taggings_idx'