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Top-K Computation
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OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Benchmark Top-K:                                                 Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
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ROW_NUMBER (PARTITION: , WindowGroupLimit: false)                         9171           9310         159          2.3         437.3       1.0X
ROW_NUMBER (PARTITION: , WindowGroupLimit: true)                          1763           1782          14         11.9          84.1       5.2X
ROW_NUMBER (PARTITION: PARTITION BY b, WindowGroupLimit: false)          11546          11639          48          1.8         550.5       0.8X
ROW_NUMBER (PARTITION: PARTITION BY b, WindowGroupLimit: true)            4814           4887          60          4.4         229.6       1.9X
RANK (PARTITION: , WindowGroupLimit: false)                               9540           9605          36          2.2         454.9       1.0X
RANK (PARTITION: , WindowGroupLimit: true)                                1873           1900          22         11.2          89.3       4.9X
RANK (PARTITION: PARTITION BY b, WindowGroupLimit: false)                12018          12058          39          1.7         573.1       0.8X
RANK (PARTITION: PARTITION BY b, WindowGroupLimit: true)                  4859           4889          40          4.3         231.7       1.9X
DENSE_RANK (PARTITION: , WindowGroupLimit: false)                         9433           9485          36          2.2         449.8       1.0X
DENSE_RANK (PARTITION: , WindowGroupLimit: true)                          1871           1893          16         11.2          89.2       4.9X
DENSE_RANK (PARTITION: PARTITION BY b, WindowGroupLimit: false)          11949          12019          42          1.8         569.8       0.8X
DENSE_RANK (PARTITION: PARTITION BY b, WindowGroupLimit: true)            4876           4940          72          4.3         232.5       1.9X


