OpenJDK 64-Bit Server VM 1.8.0_362-b09 on Linux 5.15.0-1031-azure
Intel(R) Xeon(R) Platinum 8272CL CPU @ 2.60GHz
make_date():                              Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
------------------------------------------------------------------------------------------------------------------------
prepare make_date()                                3317           3410         154         30.1          33.2       1.0X
make_date(2019, 9, 16)                             3060           3078          16         32.7          30.6       1.1X
make_date(*, *, *)                                 5689           5730          49         17.6          56.9       0.6X

OpenJDK 64-Bit Server VM 1.8.0_362-b09 on Linux 5.15.0-1031-azure
Intel(R) Xeon(R) Platinum 8272CL CPU @ 2.60GHz
make_timestamp():                            Best Time(ms)   Avg Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
---------------------------------------------------------------------------------------------------------------------------
prepare make_timestamp()                               513            516           4          1.9         513.2       1.0X
make_timestamp(2019, 1, 2, 3, 4, 50.123456)             53             54           1         18.8          53.1       9.7X
make_timestamp(2019, 1, 2, 3, 4, 60.000000)             51             55           4         19.6          51.1      10.0X
make_timestamp(2019, 12, 31, 23, 59, 60.00)             50             51           1         19.8          50.4      10.2X
make_timestamp(*, *, *, 3, 4, 50.123456)               226            233          12          4.4         225.5       2.3X
make_timestamp(*, *, *, *, *, 0)                       186            190           7          5.4         185.6       2.8X
make_timestamp(*, *, *, *, *, 60.0)                    209            216           6          4.8         209.4       2.5X
make_timestamp(2019, 1, 2, *, *, *)                    649            663          14          1.5         649.3       0.8X
make_timestamp(*, *, *, *, *, *)                       659            667           7          1.5         659.4       0.8X

