dongjoon-hyun commented on code in PR #49741:
URL: https://github.com/apache/spark/pull/49741#discussion_r1936792460
##########
sql/core/benchmarks/ConstantColumnVectorBenchmark-results.txt:
##########
@@ -1,276 +1,276 @@
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test write with StringType, row length = 1: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
--------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 1 1
0 324095.0 0.0 1.0X
-OnHeapColumnVector 2813 2814
2 145.6 6.9 0.0X
-OffHeapColumnVector 3407 3412
7 120.2 8.3 0.0X
+ConstantColumnVector 1 1
0 372774.7 0.0 1.0X
+OnHeapColumnVector 2819 2820
2 145.3 6.9 0.0X
+OffHeapColumnVector 3392 3394
3 120.7 8.3 0.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test write with StringType, row length = 5: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
--------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 1 1
0 382856.0 0.0 1.0X
-OnHeapColumnVector 4041 4044
4 101.4 9.9 0.0X
-OffHeapColumnVector 4288 4289
1 95.5 10.5 0.0X
+ConstantColumnVector 1 1
0 384281.6 0.0 1.0X
+OnHeapColumnVector 3597 3599
2 113.9 8.8 0.0X
+OffHeapColumnVector 4428 4428
1 92.5 10.8 0.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test write with StringType, row length = 10: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
---------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 1 1
0 383128.5 0.0 1.0X
-OnHeapColumnVector 4013 4014
2 102.1 9.8 0.0X
-OffHeapColumnVector 4353 4355
2 94.1 10.6 0.0X
+ConstantColumnVector 1 1
0 384260.0 0.0 1.0X
+OnHeapColumnVector 4030 4033
4 101.6 9.8 0.0X
+OffHeapColumnVector 4675 4676
1 87.6 11.4 0.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test write with StringType, row length = 15: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
---------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 1 1
0 383052.9 0.0 1.0X
-OnHeapColumnVector 3818 3820
3 107.3 9.3 0.0X
-OffHeapColumnVector 4644 4645
1 88.2 11.3 0.0X
+ConstantColumnVector 1 1
0 384202.3 0.0 1.0X
+OnHeapColumnVector 3545 3545
0 115.6 8.7 0.0X
+OffHeapColumnVector 4135 4137
2 99.1 10.1 0.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test write with StringType, row length = 20: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
---------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 1 1
0 383078.3 0.0 1.0X
-OnHeapColumnVector 4128 4139
16 99.2 10.1 0.0X
-OffHeapColumnVector 4602 4605
4 89.0 11.2 0.0X
+ConstantColumnVector 1 1
0 384191.5 0.0 1.0X
+OnHeapColumnVector 4038 4043
6 101.4 9.9 0.0X
+OffHeapColumnVector 4752 4755
5 86.2 11.6 0.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test write with StringType, row length = 30: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
---------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 1 1
0 383207.7 0.0 1.0X
-OnHeapColumnVector 4274 4280
8 95.8 10.4 0.0X
-OffHeapColumnVector 4583 4584
2 89.4 11.2 0.0X
+ConstantColumnVector 1 1
0 384270.8 0.0 1.0X
+OnHeapColumnVector 4055 4056
2 101.0 9.9 0.0X
+OffHeapColumnVector 4620 4622
3 88.7 11.3 0.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test write with IntegerType: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 1 1
0 699303.1 0.0 1.0X
-OnHeapColumnVector 16 16
0 25461.3 0.0 0.0X
-OffHeapColumnVector 66 66
1 6242.8 0.2 0.0X
+ConstantColumnVector 1 1
0 699304.3 0.0 1.0X
+OnHeapColumnVector 16 16
0 25445.2 0.0 0.0X
+OffHeapColumnVector 65 66
0 6265.5 0.2 0.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test write with LongType: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------
ConstantColumnVector 1 1
0 664337.6 0.0 1.0X
-OnHeapColumnVector 34 34
0 12100.9 0.1 0.0X
-OffHeapColumnVector 68 69
0 5986.6 0.2 0.0X
+OnHeapColumnVector 33 34
0 12263.9 0.1 0.0X
+OffHeapColumnVector 67 67
0 6112.6 0.2 0.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test write with FloatType: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------
ConstantColumnVector 1 1
0 553053.1 0.0 1.0X
-OnHeapColumnVector 16 16
0 25009.2 0.0 0.0X
-OffHeapColumnVector 128 128
0 3191.8 0.3 0.0X
+OnHeapColumnVector 16 16
0 25344.3 0.0 0.0X
+OffHeapColumnVector 129 129
0 3185.8 0.3 0.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test write with DoubleType: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 1 1
0 510537.3 0.0 1.0X
-OnHeapColumnVector 34 35
0 11938.3 0.1 0.0X
-OffHeapColumnVector 129 130
0 3165.4 0.3 0.0X
+ConstantColumnVector 1 1
0 510537.9 0.0 1.0X
+OnHeapColumnVector 33 34
0 12236.5 0.1 0.0X
+OffHeapColumnVector 129 129
0 3169.2 0.3 0.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test read with StringType, row length = 1: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
-------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 1051 1051
1 389.8 2.6 1.0X
-OnHeapColumnVector 2133 2135
2 192.0 5.2 0.5X
-OffHeapColumnVector 4374 4376
2 93.6 10.7 0.2X
+ConstantColumnVector 930 931
2 440.6 2.3 1.0X
+OnHeapColumnVector 2116 2118
1 193.5 5.2 0.4X
+OffHeapColumnVector 4438 4439
1 92.3 10.8 0.2X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test read with StringType, row length = 5: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
-------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 836 836
0 490.1 2.0 1.0X
-OnHeapColumnVector 4993 4994
0 82.0 12.2 0.2X
-OffHeapColumnVector 4488 4489
1 91.3 11.0 0.2X
+ConstantColumnVector 938 939
2 436.7 2.3 1.0X
+OnHeapColumnVector 4962 4963
1 82.5 12.1 0.2X
+OffHeapColumnVector 4459 4470
16 91.9 10.9 0.2X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test read with StringType, row length = 10: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
--------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 835 836
2 490.6 2.0 1.0X
-OnHeapColumnVector 5030 5032
3 81.4 12.3 0.2X
-OffHeapColumnVector 4509 4513
5 90.8 11.0 0.2X
+ConstantColumnVector 940 943
4 435.9 2.3 1.0X
+OnHeapColumnVector 5017 5027
15 81.6 12.2 0.2X
+OffHeapColumnVector 4470 4472
2 91.6 10.9 0.2X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test read with StringType, row length = 15: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
--------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 838 840
3 489.1 2.0 1.0X
-OnHeapColumnVector 5039 5045
8 81.3 12.3 0.2X
-OffHeapColumnVector 4522 4523
2 90.6 11.0 0.2X
+ConstantColumnVector 936 938
1 437.5 2.3 1.0X
+OnHeapColumnVector 5037 5038
1 81.3 12.3 0.2X
+OffHeapColumnVector 4442 4448
8 92.2 10.8 0.2X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test read with StringType, row length = 20: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
--------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 833 836
3 491.5 2.0 1.0X
-OnHeapColumnVector 5044 5045
0 81.2 12.3 0.2X
-OffHeapColumnVector 4500 4502
3 91.0 11.0 0.2X
+ConstantColumnVector 939 940
1 436.1 2.3 1.0X
+OnHeapColumnVector 5033 5034
1 81.4 12.3 0.2X
+OffHeapColumnVector 4438 4442
6 92.3 10.8 0.2X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test read with StringType, row length = 30: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
--------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 835 836
1 490.4 2.0 1.0X
-OnHeapColumnVector 5040 5042
3 81.3 12.3 0.2X
-OffHeapColumnVector 4499 4499
1 91.0 11.0 0.2X
+ConstantColumnVector 936 939
3 437.6 2.3 1.0X
+OnHeapColumnVector 5035 5040
7 81.4 12.3 0.2X
+OffHeapColumnVector 4444 4451
9 92.2 10.8 0.2X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test read with IntegerType: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 2605 2605
1 157.3 6.4 1.0X
-OnHeapColumnVector 2723 2724
2 150.4 6.6 1.0X
-OffHeapColumnVector 2729 2730
1 150.1 6.7 1.0X
+ConstantColumnVector 2601 2606
6 157.4 6.4 1.0X
+OnHeapColumnVector 2725 2727
4 150.3 6.7 1.0X
+OffHeapColumnVector 2722 2725
4 150.5 6.6 1.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test read with LongType: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 0 0
0 1476302.0 0.0 1.0X
-OnHeapColumnVector 0 0
0 1022060.6 0.0 0.7X
-OffHeapColumnVector 767 767
0 534.2 1.9 0.0X
+ConstantColumnVector 0 0
0 1476307.4 0.0 1.0X
+OnHeapColumnVector 0 0
0 1022058.1 0.0 0.7X
+OffHeapColumnVector 695 696
3 589.6 1.7 0.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test read with FloatType: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 0 0
0 1660780.7 0.0 1.0X
-OnHeapColumnVector 0 0
0 1022032.6 0.0 0.6X
-OffHeapColumnVector 766 767
1 534.8 1.9 0.0X
+ConstantColumnVector 0 0
0 1476307.4 0.0 1.0X
+OnHeapColumnVector 0 0
0 949055.5 0.0 0.6X
+OffHeapColumnVector 892 894
1 459.0 2.2 0.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test read with DoubleType: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------
ConstantColumnVector 0 0
0 1476307.4 0.0 1.0X
OnHeapColumnVector 0 0
0 1022058.1 0.0 0.7X
-OffHeapColumnVector 767 767
0 534.2 1.9 0.0X
+OffHeapColumnVector 767 768
2 534.4 1.9 0.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test write and read with StringType, row length = 1: Best Time(ms) Avg
Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative
-----------------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 0
0 0 1021777.6 0.0 1.0X
-OnHeapColumnVector 3918
3923 7 104.5 9.6 0.0X
-OffHeapColumnVector 3743
3752 12 109.4 9.1 0.0X
+ConstantColumnVector 0
0 0 948833.4 0.0 1.0X
+OnHeapColumnVector 3881
3885 5 105.5 9.5 0.0X
+OffHeapColumnVector 3705
3710 7 110.6 9.0 0.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test write and read with StringType, row length = 5: Best Time(ms) Avg
Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative
-----------------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 0
0 0 857165.6 0.0 1.0X
-OnHeapColumnVector 3933
3938 7 104.1 9.6 0.0X
-OffHeapColumnVector 3737
3748 16 109.6 9.1 0.0X
+ConstantColumnVector 0
0 0 830405.5 0.0 1.0X
+OnHeapColumnVector 3899
3900 1 105.1 9.5 0.0X
+OffHeapColumnVector 3724
3734 15 110.0 9.1 0.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test write and read with StringType, row length = 10: Best Time(ms) Avg
Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 0
0 0 857165.6 0.0 1.0X
-OnHeapColumnVector 3930
3930 1 104.2 9.6 0.0X
-OffHeapColumnVector 3736
3736 1 109.6 9.1 0.0X
+ConstantColumnVector 0
0 0 830405.5 0.0 1.0X
+OnHeapColumnVector 3883
3893 14 105.5 9.5 0.0X
+OffHeapColumnVector 3708
3710 3 110.5 9.1 0.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test write and read with StringType, row length = 15: Best Time(ms) Avg
Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 0
0 0 857165.6 0.0 1.0X
-OnHeapColumnVector 3922
3923 1 104.4 9.6 0.0X
-OffHeapColumnVector 3742
3743 1 109.5 9.1 0.0X
+ConstantColumnVector 0
0 0 830390.3 0.0 1.0X
+OnHeapColumnVector 3887
3896 12 105.4 9.5 0.0X
+OffHeapColumnVector 3733
3733 0 109.7 9.1 0.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test write and read with StringType, row length = 20: Best Time(ms) Avg
Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 0
0 0 857165.6 0.0 1.0X
-OnHeapColumnVector 3920
3926 8 104.5 9.6 0.0X
-OffHeapColumnVector 3745
3753 12 109.4 9.1 0.0X
+ConstantColumnVector 0
0 0 830390.3 0.0 1.0X
+OnHeapColumnVector 3892
3896 6 105.2 9.5 0.0X
+OffHeapColumnVector 3735
3745 15 109.7 9.1 0.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test write and read with StringType, row length = 30: Best Time(ms) Avg
Time(ms) Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 0
0 0 857183.5 0.0 1.0X
-OnHeapColumnVector 3920
3926 9 104.5 9.6 0.0X
-OffHeapColumnVector 3723
3725 3 110.0 9.1 0.0X
+ConstantColumnVector 0
0 0 830388.7 0.0 1.0X
+OnHeapColumnVector 3906
3907 0 104.9 9.5 0.0X
+OffHeapColumnVector 3726
3729 3 109.9 9.1 0.0X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test write and read with IntegerType: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 3097 3099
3 132.3 7.6 1.0X
-OnHeapColumnVector 2732 2733
1 149.9 6.7 1.1X
-OffHeapColumnVector 2741 2742
1 149.4 6.7 1.1X
+ConstantColumnVector 2973 2974
1 137.8 7.3 1.0X
+OnHeapColumnVector 2724 2725
2 150.4 6.7 1.1X
+OffHeapColumnVector 2723 2723
1 150.4 6.6 1.1X
-OpenJDK 64-Bit Server VM 17.0.13+11-LTS on Linux 6.8.0-1017-azure
+OpenJDK 64-Bit Server VM 17.0.14+7-LTS on Linux 6.8.0-1020-azure
AMD EPYC 7763 64-Core Processor
Test write and read with LongType: Best Time(ms) Avg Time(ms)
Stdev(ms) Rate(M/s) Per Row(ns) Relative
------------------------------------------------------------------------------------------------------------------------
-ConstantColumnVector 765 766
1 535.4 1.9 1.0X
-OnHeapColumnVector 774 774
1 529.3 1.9 1.0X
-OffHeapColumnVector 830 831
2 493.6 2.0 0.9X
+ConstantColumnVector 0 0
0 3321170.8 0.0 1.0X
Review Comment:
This also becomes `0`.
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