lance-format/lance
Vedi su GitHub[Duckdb] Zero copy Arrow Array/RecordBatch to duckdb Vector/DataChunk conversion
Open
#348 aperta il 4 dic 2022
arrowduckdbhelp wantedrust
Metriche repository
- Star
- (6582 star)
- Metriche merge PR
- (Merge medio 6g 1h) (219 PR mergiate in 30 g)
Descrizione
Problem Statement
#347 converts arrow array / RecordBatch reading from the LanceDataset to duckdb corresponding data structures via heavy data copy.
We need to implement zero-copy data transfer between arrow and duckdb to make the extension production ready.
- Primitive
Arraystoduckdb::Vector -
::arrow::StructArray -
::arrow::ListArray -
::arrow::DictionaryArray