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34 lines
704 B
SQL
34 lines
704 B
SQL
DROP TABLE IF EXISTS test.src;
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DROP TABLE IF EXISTS test.dst;
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DROP TABLE IF EXISTS test.mv;
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CREATE TABLE test.src (x UInt8) ENGINE = Null;
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CREATE TABLE test.dst (x UInt8) ENGINE = Memory;
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USE test;
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CREATE MATERIALIZED VIEW mv TO dst AS SELECT * FROM src;
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INSERT INTO src VALUES (1), (2);
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SELECT * FROM mv ORDER BY x;
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-- Detach MV and see if the data is still readable
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DETACH TABLE mv;
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SELECT * FROM dst ORDER BY x;
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USE default;
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-- Reattach MV (shortcut)
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ATTACH TABLE test.mv;
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INSERT INTO test.src VALUES (3);
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SELECT * FROM test.mv ORDER BY x;
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-- Drop the MV and see if the data is still readable
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DROP TABLE test.mv;
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SELECT * FROM test.dst ORDER BY x;
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DROP TABLE test.src;
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DROP TABLE test.dst;
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