================================================================================================ Join Benchmark ================================================================================================ 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 Join w long: Best Time(ms) Avg Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative ------------------------------------------------------------------------------------------------------------------------ Join w long wholestage off 4872 4888 24 4.3 232.3 1.0X Join w long wholestage on 337 425 61 62.3 16.1 14.5X 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 Join w long duplicated: Best Time(ms) Avg Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative ------------------------------------------------------------------------------------------------------------------------ Join w long duplicated wholestage off 6290 6346 79 3.3 299.9 1.0X Join w long duplicated wholestage on 328 347 17 64.0 15.6 19.2X 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 Join w 2 ints: Best Time(ms) Avg Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative ------------------------------------------------------------------------------------------------------------------------ Join w 2 ints wholestage off 174475 174532 82 0.1 8319.6 1.0X Join w 2 ints wholestage on 165490 167355 1507 0.1 7891.2 1.1X 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 Join w 2 longs: Best Time(ms) Avg Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative ------------------------------------------------------------------------------------------------------------------------ Join w 2 longs wholestage off 7025 7121 135 3.0 335.0 1.0X Join w 2 longs wholestage on 1878 1954 103 11.2 89.5 3.7X 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 Join w 2 longs duplicated: Best Time(ms) Avg Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative ------------------------------------------------------------------------------------------------------------------------ Join w 2 longs duplicated wholestage off 20822 20879 81 1.0 992.9 1.0X Join w 2 longs duplicated wholestage on 2454 2512 60 8.5 117.0 8.5X 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 outer join w long: Best Time(ms) Avg Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative ------------------------------------------------------------------------------------------------------------------------ outer join w long wholestage off 3900 3907 10 5.4 186.0 1.0X outer join w long wholestage on 226 235 10 92.6 10.8 17.2X 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 semi join w long: Best Time(ms) Avg Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative ------------------------------------------------------------------------------------------------------------------------ semi join w long wholestage off 2560 2621 87 8.2 122.1 1.0X semi join w long wholestage on 209 219 15 100.5 10.0 12.3X 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 sort merge join: Best Time(ms) Avg Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative ------------------------------------------------------------------------------------------------------------------------ sort merge join wholestage off 1707 1712 7 1.2 814.0 1.0X sort merge join wholestage on 1447 1482 43 1.4 690.0 1.2X 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 sort merge join with duplicates: Best Time(ms) Avg Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative ------------------------------------------------------------------------------------------------------------------------ sort merge join with duplicates wholestage off 2293 2307 19 0.9 1093.4 1.0X sort merge join with duplicates wholestage on 2018 2061 66 1.0 962.1 1.1X 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 shuffle hash join: Best Time(ms) Avg Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative ------------------------------------------------------------------------------------------------------------------------ shuffle hash join wholestage off 1424 1458 47 2.9 339.6 1.0X shuffle hash join wholestage on 1203 1227 28 3.5 286.9 1.2X