Convert JSON to SQL Online



Free online JSON to SQL converter - fields to columns

Convert directly in your browser, with no upload waiting time, and no risk of data leaks.

Simply choose your JSON file and the tool will create a SQL file for you!

Choose JSON File to Convert

JSON File:
(Max 10M. Big than 10M?)
or drag & drop a JSON file here
 




How to Convert JSON to SQL (3 Steps)

  1. Choose your JSON file. Select a .json file up to 10M.
  2. Convert. Every object in the array becomes one SQL INSERT statement.
  3. Download the .sql file. Run it against your database to load the data.

Online vs App

Same job, two ways — pick the one that fits your file:

OnlineApp
Free✓Trial
No install✓—
No upload✓✓
Large files / batch✗✓
GUI✓✓
CLI—✓

In short: this page is best for a quick, small file. For large files or batch jobs, use the DataFileConverter desktop app — it also ships a command line for scripts and scheduled runs.

What to Know About JSON to SQL

  • Each object in the array becomes one INSERT statement.
  • Object keys become the column list; values are quoted and escaped.
  • Nested values are written as text so nothing breaks the script.
  • Processing is local - your JSON is not uploaded.

Frequently Asked Questions

Which JSON shape is supported?

An array of objects is the natural input; each object becomes a row.

Which databases can import the result?

Any database that understands standard INSERT statements, including MySQL, PostgreSQL, SQL Server and SQLite.

Is my data uploaded?

No, conversion happens in your browser.

How much bigger is JSON than CSV? See our measured comparison: CSV vs JSON vs XML: file size and speed compared.

Related Tools

JSON to CSV | CSV to SQL | Excel to SQL | XML to SQL | SQL to JSON | Offline JSON to SQL

Need bigger files or batch conversion?

If this service cannot convert your data correctly, or your files are big than 10M, or you want a batch conversion, you can use Data File Converter to Convert JSON to SQL Offline.

Want to stay in the browser? Subscribe (from $5/month) to raise the online limits.

If you have any question or suggestion, please contact us.