SQL JOINs Visualizer

Visualize all SQL JOIN types with Venn diagrams, descriptions, and ready-to-use SQL examples.

Runs entirely in your browser — nothing is uploaded or stored on any server.

About SQL JOINs Visualizer

Updated Mar 2026

Interactive visual reference for all SQL JOIN types: INNER, LEFT, RIGHT, FULL OUTER, CROSS, LEFT EXCLUSIVE, and RIGHT EXCLUSIVE. Each join includes a Venn diagram showing which rows are returned, a plain-language description, a practical use case, and a ready-to-copy SQL snippet.

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