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Alexander Löser edited this page Feb 5, 2019
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7 revisions
performed in hyriseConsole on custom generated tables with 1/2/3 int/string column, depending on the respective benchmark, dictionary encoding
always exactly one aggregate: SUM(agg), where agg is a int column with random values ranging from 1 to 10
values for group by columns have the same random value range
this leads to up to 10, 100, 1000 possible different group by groups
AggregateSort
1i 255 ms 995 µs
2i 553 ms 867 µs
3i 845 ms 280 µs
5i 1 s 253 ms
7i 1 s 858 ms
1s 948 ms 804 µs
2s 1 s 802 ms
3s 2 s 547 ms
5s 3 s 619 ms
7s 5 s 990 ms
AggregateHash
1i 68 ms 527 µs
2i 113 ms 453 µs
3i 242 ms 221 µs
5i 360 ms 274 µs
7i 395 ms 476 µs
1s 97 ms 807 µs
2s 176 ms 559 µs
3s 328 ms 605 µs
5s 486 ms 282 µs
7s 645 ms 439 µs