Free Online Tool

JSON to SQL Converter — Free Online Tool

Convert JSON data files to MySQL SQL with CREATE TABLE and INSERT statements. Works with API exports, NoSQL dumps and any structured JSON array or object.

No account needed Up to 50 MB Files deleted in 2 hours 100% free
📋
JSON
🗄️
MySQL
Upload Your File

Drop your file here

or click to browse — .json files up to 50 MB

Table Preview

Upload a file to preview its tables and data before converting

How It Works

Convert in Three Steps

The whole process takes under a minute, even for large files.

1
📤

Upload your file

Drag and drop or click to browse. SQL, SQLite, CSV and JSON files up to 50 MB are accepted.

2
🎯

Pick your target

Select the output format. The source format is detected automatically from your file.

3
📥

Download the result

Your converted file is ready in seconds. Import it directly into your database.

What Gets Converted

Every Syntax Difference Handled Automatically

JSON is everywhere — API responses, NoSQL exports, application data files. When you need that data in a relational database, this tool generates the SQL to get it there without writing a single line of code.

Upload a JSON file containing an array of objects or a keyed object where each key is a table name. The converter reads the structure, creates a table with the right columns and generates INSERT statements for all the rows.

After converting: Import into MySQL: mysql -u root -p mydb < output.sql. Review the generated schema and adjust column types as needed for your application.
JSON to MySQL
Before After Why
Array of objects Single table Each object becomes a row
Keyed object Multiple tables Each key becomes a table
All values TEXT columns Conservative type mapping
Object keys Column names Used directly as column names
🔒
Private by design
Files are deleted automatically within 2 hours. We never read or store your database contents.
Fast conversion
Most files convert in under 5 seconds. Large files up to 50 MB are handled without timeouts.
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Live table preview
See your tables, columns and sample rows before you download. No surprises in the output.
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Always free
No subscription, no usage limits, no watermarks on the output. Free for everyone, always.
FAQ

Common Questions

Arrays of objects ([{"id":1},...]) and keyed objects ({"users":[...],"orders":[...]}) are both supported.

Nested objects are stored as JSON strings in TEXT columns. Flatten your data first if you need normalized tables.

Yes, up to 50 MB. For very large files, split them by table or by row range.

Ready to Convert Your JSON to MySQL File?

Upload your file above and get a converted result in under a minute. No account, no cost, no catch.

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