================================================================================================
SQL Single Numeric Column Scan
================================================================================================

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
SQL Single TINYINT Column Scan:           Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
SQL CSV                                           24716          24743          38          0.6        1571.4       1.0X
SQL Json                                           9669           9686          25          1.6         614.7       2.6X
SQL Parquet Vectorized                              172            193          21         91.2          11.0     143.4X
SQL Parquet MR                                     1929           1942          18          8.2         122.7      12.8X
SQL ORC Vectorized                                  247            266          19         63.6          15.7      99.9X
SQL ORC MR                                         1640           1660          29          9.6         104.3      15.1X

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
Parquet Reader Single TINYINT Column Scan:  Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
ParquetReader Vectorized                            197            200           4         79.9          12.5       1.0X
ParquetReader Vectorized -> Row                      96             98           3        164.1           6.1       2.1X

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
SQL Single SMALLINT Column Scan:          Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
SQL CSV                                           25320          25343          32          0.6        1609.8       1.0X
SQL Json                                          10460          10465           8          1.5         665.0       2.4X
SQL Parquet Vectorized                              206            218          13         76.5          13.1     123.2X
SQL Parquet MR                                     2032           2036           6          7.7         129.2      12.5X
SQL ORC Vectorized                                  295            301           4         53.4          18.7      85.9X
SQL ORC MR                                         1867           1885          25          8.4         118.7      13.6X

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
Parquet Reader Single SMALLINT Column Scan:  Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
ParquetReader Vectorized                            288            294           6         54.6          18.3       1.0X
ParquetReader Vectorized -> Row                     252            254           4         62.3          16.0       1.1X

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
SQL Single INT Column Scan:               Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
SQL CSV                                           27385          27423          54          0.6        1741.1       1.0X
SQL Json                                          10118          10133          20          1.6         643.3       2.7X
SQL Parquet Vectorized                              180            189          10         87.4          11.4     152.1X
SQL Parquet MR                                     2548           2552           6          6.2         162.0      10.7X
SQL ORC Vectorized                                  306            312           8         51.4          19.4      89.5X
SQL ORC MR                                         1882           1927          64          8.4         119.6      14.6X

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
Parquet Reader Single INT Column Scan:    Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
ParquetReader Vectorized                            255            260           7         61.7          16.2       1.0X
ParquetReader Vectorized -> Row                     252            257           6         62.4          16.0       1.0X

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
SQL Single BIGINT Column Scan:            Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
SQL CSV                                           36971          37037          94          0.4        2350.5       1.0X
SQL Json                                          13285          13300          22          1.2         844.6       2.8X
SQL Parquet Vectorized                              275            285           5         57.1          17.5     134.3X
SQL Parquet MR                                     2599           2603           6          6.1         165.3      14.2X
SQL ORC Vectorized                                  386            395           5         40.7          24.6      95.7X
SQL ORC MR                                         2059           2075          22          7.6         130.9      18.0X

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
Parquet Reader Single BIGINT Column Scan:  Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
ParquetReader Vectorized                            352            361          14         44.7          22.4       1.0X
ParquetReader Vectorized -> Row                     386            392           8         40.7          24.6       0.9X

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
SQL Single FLOAT Column Scan:             Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
SQL CSV                                           29272          29322          71          0.5        1861.1       1.0X
SQL Json                                          15022          15099         108          1.0         955.1       1.9X
SQL Parquet Vectorized                              172            178           6         91.5          10.9     170.2X
SQL Parquet MR                                     2184           2206          31          7.2         138.9      13.4X
SQL ORC Vectorized                                  477            485           6         32.9          30.4      61.3X
SQL ORC MR                                         2036           2054          26          7.7         129.4      14.4X

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
Parquet Reader Single FLOAT Column Scan:  Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
ParquetReader Vectorized                            251            255           5         62.6          16.0       1.0X
ParquetReader Vectorized -> Row                     248            254           7         63.5          15.7       1.0X

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
SQL Single DOUBLE Column Scan:            Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
SQL CSV                                           38020          38024           6          0.4        2417.2       1.0X
SQL Json                                          20449          20463          19          0.8        1300.1       1.9X
SQL Parquet Vectorized                              268            274           8         58.7          17.0     141.8X
SQL Parquet MR                                     2484           2493          12          6.3         157.9      15.3X
SQL ORC Vectorized                                  580            582           2         27.1          36.9      65.6X
SQL ORC MR                                         2179           2199          29          7.2         138.5      17.5X

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
Parquet Reader Single DOUBLE Column Scan:  Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
ParquetReader Vectorized                            344            350           7         45.7          21.9       1.0X
ParquetReader Vectorized -> Row                     346            352          12         45.5          22.0       1.0X


================================================================================================
Int and String Scan
================================================================================================

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
Int and String Scan:                      Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
SQL CSV                                           27652          28221         804          0.4        2637.1       1.0X
SQL Json                                          12827          12842          21          0.8        1223.3       2.2X
SQL Parquet Vectorized                             2297           2311          19          4.6         219.1      12.0X
SQL Parquet MR                                     4207           4217          15          2.5         401.2       6.6X
SQL ORC Vectorized                                 2316           2342          36          4.5         220.9      11.9X
SQL ORC MR                                         4158           4236         110          2.5         396.5       6.7X


================================================================================================
Repeated String Scan
================================================================================================

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
Repeated String:                          Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
SQL CSV                                           19185          19343         224          0.5        1829.6       1.0X
SQL Json                                           7682           7692          14          1.4         732.6       2.5X
SQL Parquet Vectorized                              796            805           9         13.2          75.9      24.1X
SQL Parquet MR                                     1880           1891          17          5.6         179.2      10.2X
SQL ORC Vectorized                                  553            558           5         19.0          52.7      34.7X
SQL ORC MR                                         2105           2128          32          5.0         200.8       9.1X


================================================================================================
Partitioned Table Scan
================================================================================================

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
Partitioned Table:                        Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
Data column - CSV                                 43759          43811          73          0.4        2782.1       1.0X
Data column - Json                                13866          13874          11          1.1         881.6       3.2X
Data column - Parquet Vectorized                    292            302          10         53.9          18.5     150.1X
Data column - Parquet MR                           2681           2697          23          5.9         170.5      16.3X
Data column - ORC Vectorized                        416            422          12         37.8          26.4     105.2X
Data column - ORC MR                               2256           2275          27          7.0         143.4      19.4X
Partition column - CSV                            13909          13949          56          1.1         884.3       3.1X
Partition column - Json                           11248          11252           7          1.4         715.1       3.9X
Partition column - Parquet Vectorized                83             95          13        189.4           5.3     526.9X
Partition column - Parquet MR                      1531           1532           2         10.3          97.3      28.6X
Partition column - ORC Vectorized                    81             97          17        193.1           5.2     537.3X
Partition column - ORC MR                          1557           1570          19         10.1          99.0      28.1X
Both columns - CSV                                48341          48524         259          0.3        3073.4       0.9X
Both columns - Json                               13636          13652          23          1.2         866.9       3.2X
Both columns - Parquet Vectorized                   341            354          16         46.1          21.7     128.2X
Both columns - Parquet MR                          2806           2825          26          5.6         178.4      15.6X
Both columns - ORC Vectorized                       548            554           8         28.7          34.8      79.8X
Both columns - ORC MR                              2602           2632          43          6.0         165.4      16.8X


================================================================================================
String with Nulls Scan
================================================================================================

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
String with Nulls Scan (0.0%):            Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
SQL CSV                                           22570          22687         166          0.5        2152.4       1.0X
SQL Json                                          11103          11129          38          0.9        1058.8       2.0X
SQL Parquet Vectorized                             1508           1516          12          7.0         143.8      15.0X
SQL Parquet MR                                     3686           3692           9          2.8         351.5       6.1X
ParquetReader Vectorized                           1117           1133          22          9.4         106.6      20.2X
SQL ORC Vectorized                                 1195           1212          24          8.8         114.0      18.9X
SQL ORC MR                                         3617           3618           3          2.9         344.9       6.2X

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
String with Nulls Scan (50.0%):           Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
SQL CSV                                           19569          19819         354          0.5        1866.2       1.0X
SQL Json                                           8292           8308          22          1.3         790.8       2.4X
SQL Parquet Vectorized                             1107           1136          41          9.5         105.6      17.7X
SQL Parquet MR                                     2784           2812          39          3.8         265.5       7.0X
ParquetReader Vectorized                            990            994           5         10.6          94.4      19.8X
SQL ORC Vectorized                                 1198           1199           2          8.8         114.2      16.3X
SQL ORC MR                                         3164           3195          44          3.3         301.7       6.2X

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
String with Nulls Scan (95.0%):           Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
SQL CSV                                           15940          15969          41          0.7        1520.1       1.0X
SQL Json                                           4845           4845           0          2.2         462.0       3.3X
SQL Parquet Vectorized                              243            249           6         43.1          23.2      65.5X
SQL Parquet MR                                     1732           1751          26          6.1         165.2       9.2X
ParquetReader Vectorized                            241            243           3         43.4          23.0      66.0X
SQL ORC Vectorized                                  425            431           7         24.7          40.5      37.5X
SQL ORC MR                                         1713           1728          20          6.1         163.4       9.3X


================================================================================================
Single Column Scan From Wide Columns
================================================================================================

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
Single Column Scan from 10 columns:       Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
SQL CSV                                            3838           3885          66          0.3        3660.4       1.0X
SQL Json                                           3615           3615           0          0.3        3447.8       1.1X
SQL Parquet Vectorized                               66             74           8         15.8          63.2      57.9X
SQL Parquet MR                                      230            237           6          4.6         219.3      16.7X
SQL ORC Vectorized                                   72             77           9         14.5          68.9      53.1X
SQL ORC MR                                          194            201           5          5.4         185.3      19.7X

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
Single Column Scan from 50 columns:       Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
SQL CSV                                            8711           8754          60          0.1        8307.9       1.0X
SQL Json                                          14414          14423          12          0.1       13746.5       0.6X
SQL Parquet Vectorized                               97            106          12         10.8          92.7      89.6X
SQL Parquet MR                                      267            274           7          3.9         254.2      32.7X
SQL ORC Vectorized                                  100            104           7         10.5          95.1      87.4X
SQL ORC MR                                          226            230           6          4.6         215.2      38.6X

OpenJDK 64-Bit Server VM 1.8.0_232-8u232-b09-0ubuntu1~18.04.1-b09 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
Single Column Scan from 100 columns:      Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
SQL CSV                                           14509          14596         123          0.1       13836.8       1.0X
SQL Json                                          27545          27909         515          0.0       26269.1       0.5X
SQL Parquet Vectorized                              141            151          13          7.4         134.8     102.7X
SQL Parquet MR                                      313            341          23          3.4         298.4      46.4X
SQL ORC Vectorized                                  121            129          15          8.7         115.4     119.9X
SQL ORC MR                                          252            269          33          4.2         240.3      57.6X


