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19 lines
900 B
SQL
19 lines
900 B
SQL
DROP TABLE IF EXISTS test_prewhere_default_column;
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DROP TABLE IF EXISTS test_prewhere_column_type;
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CREATE TABLE test_prewhere_default_column (APIKey UInt8, SessionType UInt8) ENGINE = MergeTree() PARTITION BY APIKey ORDER BY tuple();
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INSERT INTO test_prewhere_default_column VALUES( 42, 42 );
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ALTER TABLE test_prewhere_default_column ADD COLUMN OperatingSystem UInt64 DEFAULT SessionType+1;
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SELECT OperatingSystem FROM test_prewhere_default_column PREWHERE SessionType = 42;
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CREATE TABLE test_prewhere_column_type (`a` LowCardinality(String), `x` Nullable(Int32)) ENGINE = MergeTree ORDER BY tuple();
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INSERT INTO test_prewhere_column_type VALUES ('', 2);
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SELECT a, y FROM test_prewhere_column_type prewhere (x = 2) AS y;
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SELECT a, toTypeName(x = 2), toTypeName(x) FROM test_prewhere_column_type where (x = 2) AS y;
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DROP TABLE test_prewhere_default_column;
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DROP TABLE test_prewhere_column_type;
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