lance-format/lance
在 GitHub 查看[Duckdb] Zero copy Arrow Array/RecordBatch to duckdb Vector/DataChunk conversion
Open
#348 创建于 2022年12月4日
arrowduckdbhelp wantedrust
仓库指标
- Star
- (6,582 star)
- PR 合并指标
- (平均合并 6天 1小时) (30 天内合并 219 个 PR)
描述
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