diff options
Diffstat (limited to 'db/migrate/20170317203554_index_routes_path_for_like.rb')
-rw-r--r-- | db/migrate/20170317203554_index_routes_path_for_like.rb | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/db/migrate/20170317203554_index_routes_path_for_like.rb b/db/migrate/20170317203554_index_routes_path_for_like.rb new file mode 100644 index 00000000000..7ac09b2abe5 --- /dev/null +++ b/db/migrate/20170317203554_index_routes_path_for_like.rb @@ -0,0 +1,29 @@ +# See http://doc.gitlab.com/ce/development/migration_style_guide.html +# for more information on how to write migrations for GitLab. + +class IndexRoutesPathForLike < ActiveRecord::Migration + include Gitlab::Database::MigrationHelpers + + # Set this constant to true if this migration requires downtime. + DOWNTIME = false + + INDEX_NAME = 'index_routes_on_path_text_pattern_ops' + + disable_ddl_transaction! + + def up + return unless Gitlab::Database.postgresql? + + unless index_exists?(:routes, :path, name: INDEX_NAME) + execute("CREATE INDEX CONCURRENTLY #{INDEX_NAME} ON routes (path varchar_pattern_ops);") + end + end + + def down + return unless Gitlab::Database.postgresql? + + if index_exists?(:routes, :path, name: INDEX_NAME) + execute("DROP INDEX CONCURRENTLY #{INDEX_NAME};") + end + end +end |