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Convert JSON into SQL tables, explore them visually, build queries with a query builder or run raw SQL, and export results effortlessly.

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JSON to SQL Converter is a powerful, free online tool designed for developers, analysts, and IT professionals to seamlessly convert, visualize, and query JSON data as SQL tables. Instantly transform complex JSON files into interactive database schemas, build SQL queries visually, and export results in multiple formats—all from your browser.

Try it now codeflu.com/json-to-sql

Features

  • Instant JSON-to-SQL Conversion: Upload your JSON file and generate a relational schema with tables and columns, ready for SQL querying.
  • Interactive Schema Visualization: Explore your data structure with a dynamic graph view powered by React Flow and Dagre, making relationships and foreign keys easy to understand.
  • Visual Query Builder: Rich interface to select columns, apply filters, group, order, and limit results—no SQL expertise required.
  • Advanced SQL Functions: Apply built-in PostgreSQL functions (aggregation, string, array, math, etc.) directly to your columns.
  • Live Query Execution: Run SQL queries and view results instantly in a feature-rich data grid.
  • Export & Share: Download query results as JSON or CSV, or print directly from the browser.
  • Schema Management: View, edit, or delete schemas; inspect the generated schema in JSON format.
  • Feedback & Help: Integrated feedback form and video tutorials to guide your experience.

Why Choose Codeflu?

  • 100% Free: No hidden limits, no credit card required.
  • No Installation: Works entirely in your browser—just upload and go.
  • Productivity Focused: Built for speed, clarity, and ease of use.
  • Secure: Your data is processed securely; no login required for advanced features.
  • Community Driven: We value your feedback—help us shape the future of Codeflu!

Get Started

  1. Visit codeflu.com/json-to-sql
  2. Upload your JSON file.
  3. Explore your schema, build queries, and export results.

Supported Use Cases

  • Data migration and ETL prototyping
  • Rapid analytics on nested JSON
  • Learning SQL with real-world data
  • Sharing and collaborating on data models

Try Codeflu's JSON to SQL Converter today and supercharge your data workflow!

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Convert JSON into SQL tables, explore them visually, build queries with a query builder or run raw SQL, and export results effortlessly.

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