Expand description
async
API for reading Parquet files as RecordBatch
es
See the crate-level documentation for more details.
See example on ParquetRecordBatchStreamBuilder::new
Structs§
- Metadata
Loader - An asynchronous interface to load
ParquetMetaData
from an async source - Parquet
Record Batch Stream - An asynchronous
Stream
ofRecordBatch
constructed usingParquetRecordBatchStreamBuilder
to read parquet files.
Traits§
- Async
File Reader - The asynchronous interface used by
ParquetRecordBatchStream
to read parquet files - Metadata
Fetch - A data source that can be used with
MetadataLoader
to loadParquetMetaData
- Metadata
Suffix Fetch - A data source that can be used with
MetadataLoader
to loadParquetMetaData
via suffix requests, without knowing the file size
Functions§
- fetch_
parquet_ metadata Deprecated - Fetches parquet metadata
Type Aliases§
- Parquet
Record Batch Stream Builder - A builder for reading parquet files from an
async
source asParquetRecordBatchStream