olap

chDB is an in-process OLAP SQL Engine 🚀 powered by ClickHouse

大数据知识仓库涉及到数据仓库建模、实时计算、大数据、数据中台、系统设计、Java、算法等。

[NOT MAINTAINED] Light-weight Python OLAP framework for multi-dimensional data analysis

Business Intelligence (BI) in Python, OLAP

🪄 Inline SQL in any Python program

Apache Doris MCP Server

RBQL - Rainbow Query Language: SQL-like query engine for (not only) CSV file processing. Supports SQL queries with Python and JavaScript expressions.

Unified storage framework for the entire machine learning lifecycle

OlaPy, an experimental OLAP engine based on Pandas

Prosto is a data processing toolkit radically changing how data is processed by heavily relying on functions and operations with functions - an alternative to map-reduce and join-groupby

Python DB API client library for CrateDB, using HTTP.

Code for my "Efficient Data Processing in SQL" book.

Python-based SDK designed for interacting with VAST Database & VAST Catalog, enabling schema and table management, efficient ingest, query and modification of columnar data.

Simple migration tool for clickhouse database

Convert a SQLite database into a DuckDB database — tables, indexes and views, in one command

Benchmark suite for analytical DBs using real-world SQL queries, Docker-based automation, and reproducible tests. Tailored for comparing systems like Apache Doris and ClickHouse with realistic datasets and actionable insights.

CubETL - Framework and tool for data ETL (Extract, Transform and Load) in Python (PERSONAL PROJECT / SELDOM MAINTAINED)

API Server for chDB, an in-process SQL OLAP Engine powered by ClickHouse

Filter faster, analyze smarter – because your DataFrames deserve it!

Production-ready SQLAlchemy dialect for DuckDB and MotherDuck with operational defaults and migration support from duckdb_engine.