Hello!
We have used metabase version v0.42.0 Built on 2022-02-08. Datasource - clickhouse.
We created metamodel in this metabase and created sample question with two tables.
We got error
Not found column <table_name>._sign in block. (NOT_FOUND_COLUMN_IN_BLOCK) (version 22.1.3.7 (official build)