Tools

SQL Result JSON Mapper for Column Lists

Map SQL column lists to a JSON object structure for API responses.

SQL Result JSON Mapper

Turn SQL select columns into a JSON structure so you can draft response shapes quickly. This is useful when building APIs or documenting expected output.

How to use the SQL Result JSON Mapper

  1. Paste your SQL column list.
  2. Click Map.
  3. Copy the generated JSON structure.

Common use cases

  • Drafting API response schemas.
  • Building mock data structures.
  • Sharing expected fields with frontend teams.
  • Converting select lists into JSON templates.

Tips & notes

  • Use aliases to control output key names.
  • Add nested structures manually after mapping.
  • Keep column lists consistent with actual queries.

Related developer tools

  • JSON Schema Generator
  • API Response Comparator
  • JSON Formatter

FAQ

Does it infer types?
No, values are null placeholders.
Does it handle aliases?
Yes. Aliases become JSON keys.
Can I use this for nested objects?
It outputs a flat structure; you can reshape afterward.