Empowering Data Intelligence with Distributed SQL for Sharding, Scalability, and Security Across All Databases.

JSqlParser parses an SQL statement and translate it into a hierarchy of Java classes. The generated hierarchy can be navigated using the Visitor Pattern

PostgreSQL Languages AST and statements prettifier: master branch covers PG10, v2 branch covers PG12, v3 covers PG13, v4 covers PG14, v5 covers PG15, v6 covers PG16, v7 covers PG17

ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.

Apache Calcite

H2 is an embeddable RDBMS written in Java.

JunoDB is PayPal's home-grown secure, consistent and highly available key-value store providing low, single digit millisecond, latency at any scale.

A framework for incremental streaming joins and incremental streaming aggregations over change data feeds from Databricks Delta

Self-Driving Database Management System from Carnegie Mellon University