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Apache Parquet Java

Apache Parquet Format

pandas on AWS - Easy integration with Athena, Glue, Redshift, Timestream, Neptune, OpenSearch, QuickSight, Chime, CloudWatchLogs, DynamoDB, EMR, SecretManager, PostgreSQL, MySQL, SQLServer and S3 (Parquet, CSV, JSON and EXCEL).

Fully managed Apache Parquet implementation

A utility to deal with Parquet data

Open Lakehouse Format for Multimodal AI. Convert from Parquet in 2 lines of code for 100x faster random access, vector index, and data versioning. Compatible with Pandas, DuckDB, Polars, Pyarrow, and PyTorch with more integrations coming..

executes SQL against CSV, TSV, LTSV, JSON, JSONL, Parquet, Microsoft Excel™ , ACH, and Fedwire files with shell.

High-performance Go package to read and write Parquet files

parquet file parser for javascript

A lightweight TUI application to view and query tabular data files, such as CSV, TSV, and parquet.

Peek inside Parquet files right from your terminal

loads CSV, TSV, LTSV, JSON, JSONL, Parquet, XLSX, ACH, and Fedwire files into SQLite; includes prep and frame for cleanup and in-memory transforms

Open, SQL-native time-series database for telemetry you need to keep. 38M+ records/sec ingestion, 25M+ rows/sec queries. InfluxDB Line Protocol and Telegraf compatible. Open Parquet on your storage. Single binary. S3/Azure native. Air-gap ready. AGPL-3.0.

A fast minimal dependency implementation of Apache Parquet

An experimental embedded SQL engine in C++20. Query Parquet, CSV, JSON, Arrow, Avro, SQLite, and Excel files directly with SQL, in-process. Early-stage.

A 股、期货、期权数据本地化管道：Tushare Pro 拉取 → Parquet 分区存储 → DuckDB 本地查询，支持增量同步与定时调度

Run a documented subset of verl-style OPD on one consumer GPU—typed config, Parquet prompts, and PEFT scale-out artifacts.