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JSON Toolbox- Free online JSON tools

SQL to JSON

Convert SQL INSERT statements to a JSON array online. Column lists and value tuples are parsed into objects.

  • 100% client-side, nothing uploaded
  • Instant results
  • Works offline once loaded
Input SQL

Empty

JSON output

Empty

How it works

About this tool

This SQL to JSON converter reads INSERT statements and rebuilds the data as a JSON array of objects. It understands the column list and every value tuple, including multi-row inserts and multiple statements.

Quoted strings, numbers, booleans, and NULL are parsed into their JSON equivalents. When a statement has no explicit column list, generic names like column1 are used so no values are dropped.

Use it to recover sample data from migration scripts, turn seed SQL into API fixtures, or inspect what an INSERT would look like as structured JSON.

The parser runs entirely client-side, so your SQL never leaves your browser — even when the statements contain production-like values.

JSON Toolbox processes all data locally in the browser. Nothing is uploaded to a server.

Common questions

Frequently asked questions

How do I convert SQL INSERT statements to JSON?
Paste one or more INSERT statements. The tool parses column lists and value tuples into a JSON array of objects you can copy or download.
What SQL is supported?
Standard INSERT INTO table (columns) VALUES (...), (...); statements, including multiple rows per statement and several statements at once. Complex SELECT-based inserts are not the focus of this tool.
How are values typed?
Quoted values become strings, NULL becomes null, true/false become booleans, and numeric literals become numbers.
Is my SQL uploaded anywhere?
No. Parsing is fully client-side. Your statements and values stay on your device.

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