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If no conditions met for a data part, ClickHouse uses the lz4 compression.
Size: a a a
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select concat(database, '.', table) as table, formatReadableSize(sum(bytes)) as size, sum(rows) as rows, max(modification_time) as latest_modification, sum(bytes) as bytes_size, any(engine) as engine, formatReadableSize(sum(primary_key_bytes_in_memory)) as primary_keys_size from system.parts where active group by database, table order by bytes_size desc;
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p
НА
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НА
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