classNamespacesProjectsPathLowerIndexes<ActiveRecord::Migrationdisable_ddl_transaction!defupreturnunlessGitlab::Database.postgresql?execute'CREATE INDEX CONCURRENTLY index_on_namespaces_lower_path ON namespaces (LOWER(path));'execute'CREATE INDEX CONCURRENTLY index_on_projects_lower_path ON projects (LOWER(path));'enddefdownreturnunlessGitlab::Database.postgresql?remove_index:namespaces,name: :index_on_namespaces_lower_pathremove_index:projects,name: :index_on_projects_lower_pathendend