[Parquet] perf: Create StructArrays directly rather than via ArrayData (1% improvement)
#15956
| Job | Run time |
|---|---|
| 1m 25s | |
| 19m 14s | |
| 1m 31s | |
| 1m 21s | |
| 23m 31s |
ArrayData (1% improvement)
#15956
| Job | Run time |
|---|---|
| 1m 25s | |
| 19m 14s | |
| 1m 31s | |
| 1m 21s | |
| 23m 31s |