Understand Any SQL Query
Visually, Instantly
Paste a SQL query and get an interactive flowchart showing every join, filter, and execution step — with performance insights built in.
Get Access — $19/moCancel anytime. Instant access after payment.
Example — Query Execution Flow
orders
↓ INNER JOIN
customers
↓ WHERE filter
status = 'active'
↓ SELECT
Result Set (12 cols)
Insight: Missing index on customers.id — full table scan detected.
Pro Plan
$19
per month
- ✓ Unlimited SQL query diagrams
- ✓ Join, filter & subquery visualization
- ✓ Performance insights & index hints
- ✓ Export diagrams as PNG or SVG
- ✓ Priority support
FAQ
What SQL dialects are supported?
We support standard SQL, PostgreSQL, MySQL, and SQLite syntax including CTEs, subqueries, and window functions.
Is my query data stored or shared?
No. Queries are parsed client-side and never stored on our servers. Your data stays private.
Can I cancel my subscription anytime?
Yes. Cancel with one click from your billing portal. No questions asked, no hidden fees.