diff options
Diffstat (limited to 'db/migrate/20180306134842_add_missing_indexes_acts_as_taggable_on_engine.rb')
-rw-r--r-- | db/migrate/20180306134842_add_missing_indexes_acts_as_taggable_on_engine.rb | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/db/migrate/20180306134842_add_missing_indexes_acts_as_taggable_on_engine.rb b/db/migrate/20180306134842_add_missing_indexes_acts_as_taggable_on_engine.rb new file mode 100644 index 00000000000..06e402adcd7 --- /dev/null +++ b/db/migrate/20180306134842_add_missing_indexes_acts_as_taggable_on_engine.rb @@ -0,0 +1,21 @@ +# This migration comes from acts_as_taggable_on_engine (originally 6) +# +# It has been modified to handle no-downtime GitLab migrations. Several +# indexes have been removed since they are not needed for GitLab. +class AddMissingIndexesActsAsTaggableOnEngine < ActiveRecord::Migration + include Gitlab::Database::MigrationHelpers + + DOWNTIME = false + + disable_ddl_transaction! + + def up + add_concurrent_index :taggings, :tag_id unless index_exists? :taggings, :tag_id + add_concurrent_index :taggings, [:taggable_id, :taggable_type] unless index_exists? :taggings, [:taggable_id, :taggable_type] + end + + def down + remove_concurrent_index :taggings, :tag_id + remove_concurrent_index :taggings, [:taggable_id, :taggable_type] + end +end |