ClickHouse/tests/queries/0_stateless/01428_hash_set_nan_key.sql

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2020-08-03 00:07:05 +00:00
SELECT uniqExact(nan) FROM numbers(1000);
SELECT uniqExact(number % inf) FROM numbers(1000);
SELECT sumDistinct(number % inf) FROM numbers(1000);
SELECT DISTINCT number % inf FROM numbers(1000);
SELECT topKWeightedMerge(1)(initializeAggregation('topKWeightedState(1)', nan, arrayJoin(range(10))));
select number % inf k from numbers(256) group by k;
SELECT uniqExact(reinterpretAsFloat64(reinterpretAsFixedString(reinterpretAsUInt64(reinterpretAsFixedString(nan)) + number))) FROM numbers(10);