-- Tags: no-parallel drop database if exists db_hang; drop database if exists db_hang_temp; set allow_deprecated_database_ordinary=1; create database db_hang engine=Ordinary; use db_hang; create table db_hang.test(A Int64) Engine=MergeTree order by A; create materialized view db_hang.test_mv(A Int64) Engine=MergeTree order by A as select * from db_hang.test; insert into db_hang.test select * from numbers(1000); create database db_hang_temp engine=Atomic; rename table db_hang.test to db_hang_temp.test; rename table db_hang.test_mv to db_hang_temp.test_mv; drop database db_hang; rename database db_hang_temp to db_hang; insert into db_hang.test select * from numbers(1000); select count() from db_hang.test; select count() from db_hang.test_mv; drop database db_hang;