[Parquet] perf: Create StructArrays directly rather than via ArrayData (1% improvement)
#10444
| Job | Run time |
|---|---|
| 1m 4s | |
| 2m 41s | |
| 1m 37s | |
| 5m 22s |
ArrayData (1% improvement)
#10444
| Job | Run time |
|---|---|
| 1m 4s | |
| 2m 41s | |
| 1m 37s | |
| 5m 22s |