Module arrow2::io::json::read

source · [−]
This is supported on crate feature io_json only.
Expand description

APIs to read and deserialize from JSON

Functions

deserialize

Deserializes rows into a Chunk according to fields. This is CPU-bounded.

deserialize_json

Deserializes a slice of Value to an Array of logical type DataType.

infer

Infers the fields of a JSON file by reading the first number_of_rows rows.

infer_and_reset

Infer the fields of a JSON file from number_of_rows in reader.

infer_iterator

Infer Fields from an iterator of Value.

infer_rows

Infers a DataType from a list of JSON values

read_rows

Reads rows from reader into rows. Returns the number of read items. IO-bounded.