enable field-order-agnostic overloads of fromarrow for struct types
#650
| Job | Run time |
|---|---|
| 2m 44s | |
| 6s | |
| 1m 16s | |
| 26m 22s | |
| 12m 56s | |
| 12m 0s | |
| 11m 44s | |
| 12m 6s | |
| 13m 3s | |
| 12m 52s | |
| 28m 25s | |
| 28m 57s | |
| 1m 11s | |
| 1m 11s | |
| 1m 25s | |
| 1m 12s | |
| 1m 14s | |
| 1m 16s | |
| 2h 50m 0s |