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18 lines
913 B
MySQL
18 lines
913 B
MySQL
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select count(), count(a), max(a), min(a), avg(a), sum(a), any(a)
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from (select cast(Null,'Nullable(Float64)') a);
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select countMerge(cnts), countMerge(cntsa), maxMerge(maxs), minMerge(mins), avgMerge(avgs), sumMerge(sums), anyMerge(anys) from (
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select countState() cnts, countState(a) cntsa, maxState(a) maxs, minState(a) mins, avgState(a) avgs, sumState(a) sums, anyState(a) anys
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from (select cast(Null,'Nullable(Float64)') a));
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select '--- empty resultset ---';
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select count(), count(a), max(a), min(a), avg(a), sum(a), any(a)
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from (select cast(1,'Nullable(Float64)') a) where a =0;
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select countMerge(cnts), countMerge(cntsa), maxMerge(maxs), minMerge(mins), avgMerge(avgs), sumMerge(sums), anyMerge(anys) from (
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select countState() cnts, countState(a) cntsa, maxState(a) maxs, minState(a) mins, avgState(a) avgs, sumState(a) sums, anyState(a) anys
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from (select cast(1,'Nullable(Float64)') a) where a =0 );
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