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38 lines
825 B
SQL
38 lines
825 B
SQL
CREATE DATABASE test_00508;
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USE test_00508;
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DROP TABLE IF EXISTS src;
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DROP TABLE IF EXISTS dst;
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DROP TABLE IF EXISTS mv_00508;
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CREATE TABLE src (x UInt8) ENGINE = Null;
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CREATE TABLE dst (x UInt8) ENGINE = Memory;
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CREATE MATERIALIZED VIEW mv_00508 TO dst AS SELECT * FROM src;
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INSERT INTO src VALUES (1), (2);
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SELECT * FROM mv_00508 ORDER BY x;
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-- Detach MV and see if the data is still readable
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DETACH TABLE mv_00508;
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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_00508.mv_00508;
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INSERT INTO test_00508.src VALUES (3);
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SELECT * FROM test_00508.mv_00508 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_00508.mv_00508;
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SELECT * FROM test_00508.dst ORDER BY x;
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DROP TABLE test_00508.src;
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DROP TABLE test_00508.dst;
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DROP DATABASE test_00508;
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