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19 lines
572 B
MySQL
19 lines
572 B
MySQL
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DROP TABLE IF EXISTS t_sparse_02235;
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CREATE TABLE t_sparse_02235 (a UInt8) ENGINE = MergeTree ORDER BY tuple()
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SETTINGS ratio_of_defaults_for_sparse_serialization = 0.9;
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SYSTEM STOP MERGES t_sparse_02235;
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INSERT INTO t_sparse_02235 SELECT 1 FROM numbers(1000);
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INSERT INTO t_sparse_02235 SELECT 0 FROM numbers(1000);
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SELECT name, column, serialization_kind FROM system.parts_columns
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WHERE database = currentDatabase() AND table = 't_sparse_02235'
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ORDER BY name, column;
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SET check_query_single_value_result = 0;
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CHECK TABLE t_sparse_02235;
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DROP TABLE t_sparse_02235;
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