================================================================================================
WITHOUT SPILL
================================================================================================

OpenJDK 64-Bit Server VM 11.0.4+11-LTS on Linux 3.10.0-862.3.2.el7.x86_64
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
Array with 100000 rows:                   Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
ArrayBuffer                                        5371           5392          30         19.1          52.5       1.0X
ExternalAppendOnlyUnsafeRowArray                   6724           6778          77         15.2          65.7       0.8X

OpenJDK 64-Bit Server VM 11.0.4+11-LTS on Linux 3.10.0-862.3.2.el7.x86_64
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
Array with 1000 rows:                     Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
ArrayBuffer                                        9120           9121           1         28.7          34.8       1.0X
ExternalAppendOnlyUnsafeRowArray                  37713          37739          38          7.0         143.9       0.2X

OpenJDK 64-Bit Server VM 11.0.4+11-LTS on Linux 3.10.0-862.3.2.el7.x86_64
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
Array with 30000 rows:                    Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
ArrayBuffer                                       18037          18052          21         27.3          36.7       1.0X
ExternalAppendOnlyUnsafeRowArray                  34726          34771          63         14.2          70.7       0.5X


================================================================================================
WITH SPILL
================================================================================================

OpenJDK 64-Bit Server VM 11.0.4+11-LTS on Linux 3.10.0-862.3.2.el7.x86_64
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
Spilling with 1000 rows:                  Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
UnsafeExternalSorter                              29668          29676          11          8.8         113.2       1.0X
ExternalAppendOnlyUnsafeRowArray                  12658          12663           6         20.7          48.3       2.3X

OpenJDK 64-Bit Server VM 11.0.4+11-LTS on Linux 3.10.0-862.3.2.el7.x86_64
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
Spilling with 10000 rows:                 Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
UnsafeExternalSorter                                 12             12           0         13.8          72.7       1.0X
ExternalAppendOnlyUnsafeRowArray                      8              8           0         19.8          50.6       1.4X