OpenJDK 64-Bit Server VM 1.8.0_312-b07 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()                                3469           3498          29         28.8          34.7       1.0X
make_date(2019, 9, 16)                             3263           3285          21         30.6          32.6       1.1X
make_date(*, *, *)                                 4870           4873           5         20.5          48.7       0.7X

OpenJDK 64-Bit Server VM 1.8.0_312-b07 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()                              3252           3260          10          0.3        3251.9       1.0X
make_timestamp(2019, 1, 2, 3, 4, 50.123456)             50             51           1         20.0          49.9      65.2X
make_timestamp(2019, 1, 2, 3, 4, 60.000000)             51             52           2         19.8          50.6      64.3X
make_timestamp(2019, 12, 31, 23, 59, 60.00)             48             50           2         20.7          48.3      67.3X
make_timestamp(*, *, *, 3, 4, 50.123456)               207            207           0          4.8         207.1      15.7X
make_timestamp(*, *, *, *, *, 0)                       208            220          16          4.8         208.1      15.6X
make_timestamp(*, *, *, *, *, 60.0)                    203            217          16          4.9         202.8      16.0X
make_timestamp(2019, 1, 2, *, *, *)                   3415           3415           1          0.3        3414.8       1.0X
make_timestamp(*, *, *, *, *, *)                      3423           3428           5          0.3        3423.4       0.9X

