Expand description
Arrow IPC File and Stream Readers
§Notes
The FileReader and StreamReader have similar interfaces,
however the FileReader expects a reader that supports Seeking
Structs§
- File
Decoder - A low-level, push-based interface for reading an IPC file
- File
Reader - Arrow File Reader
- File
Reader Builder - Build an Arrow
FileReaderwith custom options. - Record
Batch Decoder - State for decoding Arrow arrays from an IPC RecordBatch structure to
RecordBatch - Stream
Decoder - A low-level interface for reading
RecordBatchdata from a stream of bytes - Stream
Reader - Arrow Stream Reader
Functions§
- read_
dictionary - Read the dictionary from the buffer and provided metadata,
updating the
dictionaries_by_idwith the resulting dictionary - read_
footer_ length - Read the footer length from the last 10 bytes of an Arrow IPC file
- read_
record_ batch - Creates a record batch from binary data using the
crate::RecordBatchindexes and theSchema.