SchemaIQDatabase Intelligence for Modern Engineering Teams. SchemaIQ converts SQL DDL into interactive database diagrams, relationship maps, and schema insights. Open the designer.Turn PostgreSQL SQL DDL into interactive database diagramsSchemaIQ is a browser-based database intelligence tool that parses PostgreSQL SQL DDL and renders interactive ER diagrams, relationship maps, and schema insights. Paste your CREATE TABLE and ALTER TABLE statements and SchemaIQ visualizes tables, columns, primary keys, foreign keys, indexes, constraints, and enum types instantly — no backend, no sign-up, and your SQL never leaves the browser.

Parse PostgreSQL DDL entirely in the browser

Visualize foreign-key relationships with column-level lines

Inspect indexes, constraints, enums, and validation warnings

Export diagrams as PNG or SVG

Connect a local PostgreSQL database with the SchemaIQ Local Connector

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