Function arrow2::io::ipc::read::read_file_dictionaries

pub fn read_file_dictionaries<R: Read + Seek>(
    reader: &mut R,
    metadata: &FileMetadata,
    scratch: &mut Vec<u8>
) -> Result<Dictionaries>

Available on crate feature io_ipc only.

Reads all file’s dictionaries, if any This function is IO-bounded