Module datafusion_python::datafusion_common::arrow::ipc::reader

Arrow IPC File and Stream Readers

The FileReader and StreamReader have similar interfaces, however the FileReader expects a reader that supports Seeking

Structs

• FileDecoder
  A low-level, push-based interface for reading an IPC file
• FileReader
  Arrow File reader
• FileReaderBuilder
  Build an Arrow FileReader with custom options.
• StreamDecoder
  A low-level interface for reading RecordBatch data from a stream of bytes
• StreamReader
  Arrow Stream reader

Functions

• read_dictionary
  Read the dictionary from the buffer and provided metadata, updating the dictionaries_by_id with 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::RecordBatch indexes and the Schema.