ClickHouse/dbms/tests/queries/0_stateless/00180_attach_materialized_view.sql

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DROP TABLE IF EXISTS test.t;
DROP TABLE IF EXISTS test.mv;
DROP TABLE IF EXISTS test.`.inner.mv`;
CREATE TABLE test.t (x UInt8) ENGINE = Null;
CREATE MATERIALIZED VIEW test.mv AS SELECT * FROM test.t;
DETACH TABLE test.mv;
ATTACH MATERIALIZED VIEW test.mv AS SELECT * FROM test.t;
DROP TABLE test.t;
DROP TABLE test.mv;