YDB Documentation

YDB is a fault-tolerant distributed SQL DBMS. YDB provides high availability, horizontal scalability, strict consistency, and ACID transaction support. Queries are made using an SQL dialect (YQL).

Getting started
Deploy your first YDB instance to experiment with
Concepts
How YDB works, its features and available usage modes
For DevOps
How to run production YDB clusters
For Developers
How to develop applications working with YDB
For Security Engineers
How to secure YDB clusters
For Contributors
How to contribute to YDB core and satellite projects
YQL reference guide
Description of YQL syntax and built-in functions
Working with the CLI
YDB CLI reference
Working with the SDK
YDB SDK reference
PostgreSQL compatibility
Integrate with PostgreSQL ecosystem