parquet-format

Apache Parquet Format

A high-performance, SIMD-optimized, pure C library for reading and writing Apache Parquet files.

Fast parquet command line tool with many functions, nailed it!

Scala ZIO-powered Apache Parquet library

Parquet for time series. Trade and tick files at about half their ZSTD size (0.49× on 139M trades from four market data providers), lossless, and still Parquet. Backed by a data provider.

This is a simple Java POC to create Parquet files This is a Spring Boot project.

This Airflow DAG automates the process of extracting data from an Amazon Redshift database and unloading it to Amazon S3 in Parquet format. It runs daily, exporting data from the previous day based on a specified query.

A lightweight macOS app for exploring and querying Parquet files locally or in cloud storage.

Code created to help visualize and edit table saved as Apache Parquet using the Streamlit platform. The contents cannot be accessed due to company's client confidentiality.

Tests the speed and file size of reading and writing DataFrames to/from disk with different file and compression types

Convert CSV files to Parquet, date enrich, sort, re-partition and import into HDFS.

Generated batch loaders from Hardwood into Columnar Projection Store without row materialization.