OpenJDK 64-Bit Server VM 11.0.13+8-LTS on Linux 5.11.0-1022-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
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prepare make_date()                                4298           4330          43         23.3          43.0       1.0X
make_date(2019, 9, 16)                             3534           3591          98         28.3          35.3       1.2X
make_date(*, *, *)                                 5176           5189          17         19.3          51.8       0.8X

OpenJDK 64-Bit Server VM 11.0.13+8-LTS on Linux 5.11.0-1022-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()                              3520           3534          18          0.3        3519.7       1.0X
make_timestamp(2019, 1, 2, 3, 4, 50.123456)             55             69          21         18.3          54.6      64.5X
make_timestamp(2019, 1, 2, 3, 4, 60.000000)             53             64          13         18.9          53.0      66.4X
make_timestamp(2019, 12, 31, 23, 59, 60.00)             52             61          12         19.1          52.4      67.1X
make_timestamp(*, *, *, 3, 4, 50.123456)               277            299          19          3.6         277.4      12.7X
make_timestamp(*, *, *, *, *, 0)                       251            261          12          4.0         250.8      14.0X
make_timestamp(*, *, *, *, *, 60.0)                    261            273          20          3.8         260.8      13.5X
make_timestamp(2019, 1, 2, *, *, *)                   3679           3683           4          0.3        3678.5       1.0X
make_timestamp(*, *, *, *, *, *)                      3699           3699           0          0.3        3698.8       1.0X

