See how tables connect—so joins stop being guesswork.

runQL generates ERDs from schema metadata and query patterns, helping builders understand relationships quickly before they build.

Request demo
Annotated Screenshot: "ERD view → customer table highlighted with orders/payments/events."

Great for when...

Complex Joins

You’re joining 3–5 tables and getting stuck.

ID Changes

IDs changed across systems.

Legacy DBs

You inherited a DB nobody fully remembers.

Retool Clarity

You’re building in Retool and need clarity on joins.

Screenshot: Click relationship → see key fields used for joins.

Relational Clarity

Click on any relationship line to instantly see which keys are used for joins, eliminating SQL errors.

Screenshot: Search entity ‘business customer’ → ERD zooms to relevant cluster.

Zoom to Context

Search for any entity, like 'business customer', and the ERD automatically zooms and centers on the relevant table cluster.

Related features

SQL Assistance

Get the SQL you need to build faster in Retool and Sigma.

Automated Data Dictionary

Automatically document schemas so everyone knows what fields mean.

Data Chat & Search

Ask questions in plain English and get pointed to the right place.

Join with confidence.

Request demo