Balsa is a learned SQL query optimizer. It tailor optimizes your SQL queries to find the best execution plans for your hardware and engine.

Neural Relation Understanding: neural cardinality estimators for tabular data

State-of-the-art neural cardinality estimators for join queries

An advanced distributed knowledge fabric for intelligent document processing, featuring multi-document agents, optimized query handling, and semantic understanding.

A pytorch implementation for FACE: A Normalizing Flow based Cardinality Estimator

Saturn accelerates the training of large-scale deep learning models with a novel joint optimization approach.

[TIP25] Code for "Text-Video Retrieval with Global-Local Semantic Consistent Learning"

Joiner is a research project for sql join order tuning using reinforcement learning algorithm.

Practical Web DataBase Design Book

This repository presents research on SQL query optimization, exploring how different indexing strategies and PostgreSQL configurations impact query performance. The project, which earned second place at TCCD Research Day, provides insights into improving database efficiency.

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Scalable Join Cardinality Estimaitor

Simpli-Squared is a statistics-free join ordering algorithm Without Cardinality Estimates.

[BSc Thesis] PriSM: Prior-Guided Search Methods for Query Efficient Black-Box Adversarial Attacks

Sub-optimal Join Order Indicator

LIMAO is a Lifelong Modular Reinforcement Learning framework designed for database query optimization in dynamic environments.

intelligent SQL query router with cost-based optimization, automatic backend selection (DuckDB/Polars/Spark), and partition pruning for 50-100x speedups

This repository contains a Python application that uses the Langchain library to optimize database queries.

Asynchronous execution of parallely executing SQL query

Cyberpunk SQL analyzer with 50+ query detectors. Catches performance killers, security risks & bad patterns before production. Features stunning vaporwave CLI output, real-time analysis, and actionable fixes. Stop shipping slow queries.