Module tuning 

Structs

SourceTuning

TuningConfig

Enums

TuningProfile

Functions

compute_batch_size_from_memory

Compute batch_size from a memory target in MB and estimated row size.

estimate_row_bytes

Estimate average row size in bytes from an Arrow schema.

merge_tuning_config

Layer export on top of source: each field uses export when set, otherwise source. None only when both inputs are None.