Convert Arrow to JSON

Convert Arrow to JSON in seconds with this free online Arrow to JSON converter

Accepts arrow


Arrow

Apache Arrow (.arrow) is a format that was designed for storing tabular data in memory (RAM). It was not designed for storing data as files on disk.

Arrow enforces a schema. Which means that every value in a column must have the same value.

Arrow was designed to work well between different data analysis systems without needing to be serialised or deserialized.

Arrow is a binary data format, which means that it can be easily read by computers. But it cannot be read by people. The easiest way to view arrow data is to convert it to CSV first.

It can be best to convert Arrow data to Parquet before saving to disk. Arrow was not designed for storing data to disk, so can be inefficient and slow to query.

JSON

Java Script Object Notation (JSON) is a format that was designed for use with the Javascript Programming Language.

JSON files do not have a schema or required columns. Each row can have different field names and types. This can

make JSON files difficult to analyze.


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Open csv, parquet, arrow, json and tsv files directly from Drive, Gmail and Classroom by installing the Google Workspace App


How to Convert Arrow to JSON

Viewing converted data
  1. Select your input Arrow file
  2. Your Arrow file will be converted to JSON
  3. Download your JSON file
  4. Click the View button to view your file

How to Convert Arrow to JSON in Python

We can convert Arrow to JSON in Python using Pandas or DuckDB

How to Convert Arrow to JSON using Pandas

First, we need to install pandas

pip install pandas

Then we can load the Arrow file into a dataframe

df = pd.read_feather('path/to/file.arrow')

Finally, we can export the dataframe to the JSON format

df.to_json('path/to/file.json', index=False)

How to Convert Arrow to JSON using DuckDB

First, we need to install duckdb for Python

 pip install duckdb

The following DuckDB query will read a Arrow file and output a JSON file

duckdb.sql("""COPY (select * from 'path/to/file.arrow') TO 'path/to/file.json' (FORMAT 'json')""")