OpenJDK 64-Bit Server VM 11.0.5+10-post-Ubuntu-0ubuntu1.118.04 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
make_date():                              Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
prepare make_date()                                3204           3323         139         31.2          32.0       1.0X
make_date(2019, 9, 16)                             2529           2604         126         39.5          25.3       1.3X
make_date(*, *, *)                                 5102           5113          10         19.6          51.0       0.6X

OpenJDK 64-Bit Server VM 11.0.5+10-post-Ubuntu-0ubuntu1.118.04 on Linux 4.15.0-1044-aws
Intel(R) Xeon(R) CPU E5-2670 v2 @ 2.50GHz
make_timestamp():                         Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
prepare make_timestamp()                           3484           3513          28          0.3        3484.3       1.0X
make_timestamp(2019, 1, 2, 3, 4, 50.123456)            112            131          17          9.0         111.5      31.2X
make_timestamp(2019, 1, 2, 3, 4, 60.000000)             93            102          10         10.8          92.8      37.6X
make_timestamp(2019, 12, 31, 23, 59, 60.00)             85             88           4         11.8          84.8      41.1X
make_timestamp(*, *, *, 3, 4, 50.123456)            303            308           8          3.3         302.8      11.5X
make_timestamp(*, *, *, *, *, 0)                    303            307           3          3.3         302.8      11.5X
make_timestamp(*, *, *, *, *, 60.0)                 289            297           8          3.5         289.1      12.1X
make_timestamp(2019, 1, 2, *, *, *)                3576           3585          11          0.3        3576.4       1.0X
make_timestamp(*, *, *, *, *, *)                   3610           3618          12          0.3        3610.0       1.0X

