Adaptive query optimization for PostgreSQL
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Jun 27, 2026 - C
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query-optimizer
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PilotScope is a middleware to bridge the gaps of deploying AI4DB (Artificial Intelligence for Databases) algorithms into actual database systems.
middleware database spark postgresql cardinality-estimation query-optimizer ai4db knob-tuning index-recommendation
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Oct 12, 2024 - Python
A playground for experimenting ideas that may apply to Spark SQL/Catalyst
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Jul 5, 2018 - Scala
Slides and material for MySQL and MariaDB query optimization.
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Jul 23, 2022
A Relational Optimizer and Executor
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May 28, 2026 - C#
build your own query planner
awesome tutorial scala sql database guide database-management help-wanted scratch looking-for-contributors query-engine query-optimization from-scratch cascades database-design query-optimizer volcano good-first-issue query-planning query-planner
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Apr 22, 2026 - Scala
100+ data engineering projects from scratch — streaming, CDC, table formats, query engines, consensus, governance. 2,500+ tests, mypy strict.
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Jun 12, 2026 - Python
Run the PostgreSQL Explain Visualizer 2 (pev2) from the command line.
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Jul 20, 2026 - JavaScript
Laravel package helps you to execute more effective databases queries, delete, update, insert, and optimize your database queries.
open-source laravel query laravel-package syria query-optimizer syrian query-helper syrian-open-source
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May 13, 2022 - PHP
The codebase for DBSim
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Mar 8, 2023 - Python
Open source Snowflake cost proxy. Verified caching, suspend, rewrites, attribution, and signed savings evidence.
rust caching sql proxy snowflake data-warehouse data-engineering query-optimization fsl query-optimizer cost-optimization finops wire-protocol fair-source snowflake-optimization
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Jul 13, 2026 - Rust
Use JSON objects to generate PostgreSQL WHERE clause expressions.
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Oct 18, 2017 - PLpgSQL
Homework for Query Optimization - a TUM Computer Science Course
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Feb 5, 2017 - C++
A custom relational SQL database engine built from scratch in C++17 — TCP server, REST API, replication, full-text search, window functions, triggers
c-plus-plus sql database networking replication cpp rest-api sql-parser cpp17 btree database-engine query-optimizer btree-index database-engineering
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Jul 16, 2026 - C++
🔄 PostgreSQL MCP Server – AI-Powered PostgreSQL Management & Monitoring. A powerful, AI-integrated PostgreSQL Model Context Protocol (MCP) server for automated database operations, monitoring, security, diagnostics, and optimization. Seamlessly manage PostgreSQL with 237+ tools designed for AI assistants like Claude and ChatGPT.
postgresql database-management query-optimizer database-monitoring database-security database-optimization devops-automation python-postgresql chatgpt-tools database-admin ai-integration database-performance mcp-server claude-integration ai-database-tools sql-automation database-diagnostics postgres-tools database-health-check postgres-monitoring
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Mar 15, 2026 - Python
pg_orca is a PostgreSQL port of the ORCA query optimizer — a Cascades-style, cost-based optimizer extension.
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Jul 22, 2026 - C++
Local-first Big Data query diagnostics for Apache Impala triage and bounded local Trino support, with raw-data-safe reports and read-only optimizer guidance.
performance big-data data-engineering observability query-optimizer trino apache-impala query-diagnostics
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Jul 24, 2026 - Python
A minimal educational relational database management system (RDBMS) implemented in Java 17. The project demonstrates a custom SQL processing pipeline, including lexer, parser, semantic analysis, query planning, optimization, and execution. It features a storage engine with heap pages, a buffer pool, and supports indexing using B-trees and Hash
sql database storage-engine indexing sql-parser rdbms btree execution-engine btree-indexes database-internals buffer-pool query-optimizer educational-project heap-storage query-planner java17 hash-indexes relational-dbms
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Dec 27, 2025 - Java
Databases in data science AGH Course repository
neo4j clickhouse postgresql couchbase databases mssql sqlite3 database-design query-optimizer database-indexes oracle-spatial window-functions-in-sql
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Jun 22, 2026 - TSQL
Database Systems Implementation @ NUS SoC
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Dec 4, 2022 - Java
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