================================================================================================
parsing large select expressions
================================================================================================

OpenJDK 64-Bit Server VM 1.8.0_282-b08 on Linux 5.4.0-1043-azure
Intel(R) Xeon(R) Platinum 8171M CPU @ 2.60GHz
parsing large select:                     Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
1 select expressions                                  1              2           0          0.0     1296117.0       1.0X
100 select expressions                                9             11           1          0.0     8808690.0       0.1X
2500 select expressions                             422            426           5          0.0   421632363.0       0.0X


================================================================================================
many column field read and write
================================================================================================

OpenJDK 64-Bit Server VM 1.8.0_282-b08 on Linux 5.4.0-1043-azure
Intel(R) Xeon(R) Platinum 8171M CPU @ 2.60GHz
many column field r/w:                    Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
1 cols x 100000 rows (read in-mem)                   15             18           3          6.5         154.0       1.0X
1 cols x 100000 rows (exec in-mem)                   20             23           4          4.9         202.1       0.8X
1 cols x 100000 rows (read parquet)                  34             41          12          3.0         338.8       0.5X
1 cols x 100000 rows (write parquet)                123            132           6          0.8        1226.7       0.1X
100 cols x 1000 rows (read in-mem)                   22             25           4          4.5         221.5       0.7X
100 cols x 1000 rows (exec in-mem)                   36             40           5          2.8         357.2       0.4X
100 cols x 1000 rows (read parquet)                  33             41          15          3.0         331.2       0.5X
100 cols x 1000 rows (write parquet)                120            133          10          0.8        1199.6       0.1X
2500 cols x 40 rows (read in-mem)                   165            179           9          0.6        1645.1       0.1X
2500 cols x 40 rows (exec in-mem)                   734            784          51          0.1        7338.1       0.0X
2500 cols x 40 rows (read parquet)                  621            634          18          0.2        6210.9       0.0X
2500 cols x 40 rows (write parquet)                 268            283          18          0.4        2675.3       0.1X


================================================================================================
wide shallowly nested struct field read and write
================================================================================================

OpenJDK 64-Bit Server VM 1.8.0_282-b08 on Linux 5.4.0-1043-azure
Intel(R) Xeon(R) Platinum 8171M CPU @ 2.60GHz
wide shallowly nested struct field r/w:   Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
1 wide x 100000 rows (read in-mem)                   27             30           5          3.8         265.0       1.0X
1 wide x 100000 rows (exec in-mem)                   33             37           5          3.0         331.8       0.8X
1 wide x 100000 rows (read parquet)                  54             60           9          1.9         536.1       0.5X
1 wide x 100000 rows (write parquet)                129            140           6          0.8        1293.8       0.2X
100 wide x 1000 rows (read in-mem)                   21             26           6          4.8         210.5       1.3X
100 wide x 1000 rows (exec in-mem)                   43             51           6          2.3         434.4       0.6X
100 wide x 1000 rows (read parquet)                  34             39           8          2.9         340.2       0.8X
100 wide x 1000 rows (write parquet)                119            128           4          0.8        1188.9       0.2X
2500 wide x 40 rows (read in-mem)                    31             37           7          3.2         310.6       0.9X
2500 wide x 40 rows (exec in-mem)                   524            559          37          0.2        5242.4       0.1X
2500 wide x 40 rows (read parquet)                  139            152           6          0.7        1393.4       0.2X
2500 wide x 40 rows (write parquet)                 130            151          42          0.8        1300.7       0.2X


================================================================================================
deeply nested struct field read and write
================================================================================================

OpenJDK 64-Bit Server VM 1.8.0_282-b08 on Linux 5.4.0-1043-azure
Intel(R) Xeon(R) Platinum 8171M CPU @ 2.60GHz
deeply nested struct field r/w:           Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
1 deep x 100000 rows (read in-mem)                   21             25           4          4.7         214.6       1.0X
1 deep x 100000 rows (exec in-mem)                   27             31           6          3.7         266.7       0.8X
1 deep x 100000 rows (read parquet)                  43             51          10          2.3         431.2       0.5X
1 deep x 100000 rows (write parquet)                121            125           4          0.8        1205.3       0.2X
100 deep x 1000 rows (read in-mem)                   71             77           4          1.4         707.6       0.3X
100 deep x 1000 rows (exec in-mem)                  675            685          13          0.1        6746.2       0.0X
100 deep x 1000 rows (read parquet)                 583            588           9          0.2        5832.6       0.0X
100 deep x 1000 rows (write parquet)                169            183          15          0.6        1687.8       0.1X
250 deep x 400 rows (read in-mem)                   264            276          11          0.4        2642.9       0.1X
250 deep x 400 rows (exec in-mem)                  4254           4289          50          0.0       42538.9       0.0X
250 deep x 400 rows (read parquet)                 3280           3348          96          0.0       32796.7       0.0X
250 deep x 400 rows (write parquet)                 392            406          14          0.3        3915.9       0.1X


================================================================================================
bushy struct field read and write
================================================================================================

OpenJDK 64-Bit Server VM 1.8.0_282-b08 on Linux 5.4.0-1043-azure
Intel(R) Xeon(R) Platinum 8171M CPU @ 2.60GHz
bushy struct field r/w:                    Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
-------------------------------------------------------------------------------------------------------------------------
1 x 1 deep x 100000 rows (read in-mem)                19             22           5          5.3         189.0       1.0X
1 x 1 deep x 100000 rows (exec in-mem)                23             29           5          4.3         231.4       0.8X
1 x 1 deep x 100000 rows (read parquet)               26             31           7          3.8         264.7       0.7X
1 x 1 deep x 100000 rows (write parquet)             119            136          44          0.8        1189.3       0.2X
128 x 8 deep x 1000 rows (read in-mem)                21             24           4          4.8         208.8       0.9X
128 x 8 deep x 1000 rows (exec in-mem)                56             62           4          1.8         561.8       0.3X
128 x 8 deep x 1000 rows (read parquet)               35             40           7          2.8         353.0       0.5X
128 x 8 deep x 1000 rows (write parquet)             119            128           6          0.8        1193.9       0.2X
1024 x 11 deep x 100 rows (read in-mem)               27             31           4          3.7         269.0       0.7X
1024 x 11 deep x 100 rows (exec in-mem)              366            377           9          0.3        3661.4       0.1X
1024 x 11 deep x 100 rows (read parquet)              70             74           6          1.4         698.0       0.3X
1024 x 11 deep x 100 rows (write parquet)            131            141           6          0.8        1314.8       0.1X


================================================================================================
wide array field read and write
================================================================================================

OpenJDK 64-Bit Server VM 1.8.0_282-b08 on Linux 5.4.0-1043-azure
Intel(R) Xeon(R) Platinum 8171M CPU @ 2.60GHz
wide array field r/w:                     Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
1 wide x 100000 rows (read in-mem)                   20             24           4          4.9         204.1       1.0X
1 wide x 100000 rows (exec in-mem)                   26             31           4          3.8         263.6       0.8X
1 wide x 100000 rows (read parquet)                  57             64           8          1.8         565.8       0.4X
1 wide x 100000 rows (write parquet)                115            129           6          0.9        1148.2       0.2X
100 wide x 1000 rows (read in-mem)                   17             20           6          5.9         170.0       1.2X
100 wide x 1000 rows (exec in-mem)                   21             24           4          4.7         214.3       1.0X
100 wide x 1000 rows (read parquet)                  30             36           7          3.3         303.9       0.7X
100 wide x 1000 rows (write parquet)                113            120           4          0.9        1127.2       0.2X
2500 wide x 40 rows (read in-mem)                    17             21           4          5.9         169.9       1.2X
2500 wide x 40 rows (exec in-mem)                    21             26           5          4.7         214.3       1.0X
2500 wide x 40 rows (read parquet)                   30             35           7          3.3         300.8       0.7X
2500 wide x 40 rows (write parquet)                 116            122           4          0.9        1161.4       0.2X


================================================================================================
wide map field read and write
================================================================================================

OpenJDK 64-Bit Server VM 1.8.0_282-b08 on Linux 5.4.0-1043-azure
Intel(R) Xeon(R) Platinum 8171M CPU @ 2.60GHz
wide map field r/w:                       Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
1 wide x 100000 rows (read in-mem)                   19             23           3          5.1         194.5       1.0X
1 wide x 100000 rows (exec in-mem)                   26             29           2          3.8         260.1       0.7X
1 wide x 100000 rows (read parquet)                  79             88           7          1.3         785.1       0.2X
1 wide x 100000 rows (write parquet)                120            125           5          0.8        1195.5       0.2X
100 wide x 1000 rows (read in-mem)                   13             15           3          7.7         130.1       1.5X
100 wide x 1000 rows (exec in-mem)                   18             20           2          5.6         177.7       1.1X
100 wide x 1000 rows (read parquet)                  38             43           7          2.6         383.8       0.5X
100 wide x 1000 rows (write parquet)                113            121           6          0.9        1130.0       0.2X
2500 wide x 40 rows (read in-mem)                    15             17           4          6.9         145.0       1.3X
2500 wide x 40 rows (exec in-mem)                    20             22           3          5.1         195.5       1.0X
2500 wide x 40 rows (read parquet)                   38             44           8          2.6         383.8       0.5X
2500 wide x 40 rows (write parquet)                 114            120           4          0.9        1137.3       0.2X


