Scanner {arrow}R Documentation

Scan the contents of a dataset


A Scanner iterates over a Dataset's fragments and returns data according to given row filtering and column projection. A ScannerBuilder can help create one.


Scanner$create() wraps the ScannerBuilder interface to make a Scanner. It takes the following arguments:


ScannerBuilder has the following methods:

Scanner currently has a single method, $ToTable(), which evaluates the query and returns an Arrow Table.

[Package arrow version 4.0.1 Index]