Query Engine Python Packages

pydoris

Apache Doris is a real-time analytics and hybrid search database for AI agents.

opteryx-core

🦖 A SQL-on-everything Query Engine you can execute over multiple databases and file formats. Query your data, where it lives.

opteryx

🦖 A SQL-on-everything Query Engine you can execute over multiple databases and file formats. Query your data, where it lives.

monggregate

Library to make MongoDB aggregation framework and pipelines easy to use in python.

pydoris-custom

Apache Doris is a real-time analytics and hybrid search database for AI agents.

uqa

Embeddable Rust query engine unifying relational, full-text, vector, graph, and probabilistic retrieval under one typed algebra.

vgi-python

Python SDK for the VGI (Vector Gateway Interface) protocol — host DuckDB scalar, table, aggregate, and table-in-out functions in an external worker over Arrow IPC.

qod-cli

Production-grade SQL gateway in front of DuckDB Quack + DuckLake + Iceberg. Multi-tenant pools, pluggable auth (DB/JWT/OIDC), table-level ACLs, role-aware routing, and a live admin console

qlever

Graph database implementing the RDF and SPARQL standards. Very fast and scales to more than a trillion triples on a single commodity machine

dbt-doris

Apache Doris is a real-time analytics and hybrid search database for AI agents.

csvql-query

SQL queries for CSV files. The analytical CSV query engine for AI agents cli: csvql.

peql

A policy-enforcing SQL engine

ostia

Topology-aware GPU data infrastructure: fabric, columnar exchange, distributed runtime and query engine.

doris-mcp-server

Apache Doris MCP Server

narwhals-datafusion

Apache DataFusion backend for Narwhals, registered through the narwhals.plugins entry point.

ballista

Apache DataFusion Ballista Distributed Query Engine

quail-engine

An open-source execution engine for AI-SQL and LLM-powered dataflow

slothdb

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.

pawpaw

Text Processing & Segmentation Framework

qcache

In memory cache server with query capabilities

drolta

A Datalog-inspired query language for expressive queries against SQLite databases in Python

ostia-query

Topology-aware GPU data infrastructure: fabric, columnar exchange, distributed runtime and query engine.

ostia-exchange

Topology-aware GPU data infrastructure: fabric, columnar exchange, distributed runtime and query engine.

ostia-fabric

Topology-aware GPU data infrastructure: fabric, columnar exchange, distributed runtime and query engine.