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bc0fbd688a
Adapt sumMap to accept an array of strings as the key column. This is useful when we do not want or cannot make the keys be numbers. Signed-off-by: Baudouin Giard <bgiard@bloomberg.net>
40 lines
2.3 KiB
SQL
40 lines
2.3 KiB
SQL
SET send_logs_level = 'none';
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DROP TABLE IF EXISTS sum_map;
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CREATE TABLE sum_map(date Date, timeslot DateTime, statusMap Nested(status UInt16, requests UInt64)) ENGINE = Log;
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INSERT INTO sum_map VALUES ('2000-01-01', '2000-01-01 00:00:00', [1, 2, 3], [10, 10, 10]), ('2000-01-01', '2000-01-01 00:00:00', [3, 4, 5], [10, 10, 10]), ('2000-01-01', '2000-01-01 00:01:00', [4, 5, 6], [10, 10, 10]), ('2000-01-01', '2000-01-01 00:01:00', [6, 7, 8], [10, 10, 10]);
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SELECT * FROM sum_map ORDER BY timeslot;
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SELECT sumMap(statusMap.status, statusMap.requests) FROM sum_map;
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SELECT sumMapMerge(s) FROM (SELECT sumMapState(statusMap.status, statusMap.requests) AS s FROM sum_map);
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SELECT timeslot, sumMap(statusMap.status, statusMap.requests) FROM sum_map GROUP BY timeslot ORDER BY timeslot;
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SELECT timeslot, sumMap(statusMap.status, statusMap.requests).1, sumMap(statusMap.status, statusMap.requests).2 FROM sum_map GROUP BY timeslot ORDER BY timeslot;
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SELECT sumMapFiltered([1])(statusMap.status, statusMap.requests) FROM sum_map;
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SELECT sumMapFiltered([1, 4, 8])(statusMap.status, statusMap.requests) FROM sum_map;
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DROP TABLE sum_map;
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DROP TABLE IF EXISTS sum_map_overflow;
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CREATE TABLE sum_map_overflow(events Array(UInt8), counts Array(UInt8)) ENGINE = Log;
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INSERT INTO sum_map_overflow VALUES ([1], [255]), ([1], [2]);
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SELECT sumMap(events, counts) FROM sum_map_overflow;
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SELECT sumMapWithOverflow(events, counts) FROM sum_map_overflow;
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DROP TABLE sum_map_overflow;
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select sumMap(val, cnt) from ( SELECT [ CAST(1, 'UInt64') ] as val, [1] as cnt );
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select sumMap(val, cnt) from ( SELECT [ CAST(1, 'Float64') ] as val, [1] as cnt );
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select sumMap(val, cnt) from ( SELECT [ CAST('a', 'Enum16(\'a\'=1)') ] as val, [1] as cnt );
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select sumMap(val, cnt) from ( SELECT [ CAST(1, 'DateTime(\'Europe/Moscow\')') ] as val, [1] as cnt );
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select sumMap(val, cnt) from ( SELECT [ CAST(1, 'Date') ] as val, [1] as cnt );
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select sumMap(val, cnt) from ( SELECT [ CAST('01234567-89ab-cdef-0123-456789abcdef', 'UUID') ] as val, [1] as cnt );
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select sumMap(val, cnt) from ( SELECT [ CAST(1.01, 'Decimal(10,2)') ] as val, [1] as cnt );
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select sumMap(val, cnt) from ( SELECT [ CAST('a', 'FixedString(1)'), CAST('b', 'FixedString(1)' ) ] as val, [1, 2] as cnt );
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select sumMap(val, cnt) from ( SELECT [ CAST('abc', 'String'), CAST('ab', 'String'), CAST('a', 'String') ] as val, [1, 2, 3] as cnt );
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