← Blogby Marcell Almeida

How to generate SQL INSERT statements from JSON

Paste a JSON array of objects — get copy-ready INSERT statements with escaped values.

Seeding a database from API fixtures means hand-writing INSERT statements — or generating them. The SQL INSERT Generator converts JSON arrays into INSERT queries with proper quoting.

Try it — paste JSON array

Open full tool →

How it works

  1. Paste JSON — array of objects with matching keys.
  2. Table name — target table for the INSERT statements.
  3. Copy SQL — one INSERT per row, values escaped.

JSON shape

Each object becomes one row. Keys map to column names. Nested objects and arrays may need flattening before import.

Schema first

Need the CREATE TABLE DDL? Use the CREATE TABLE Generator from the same JSON sample.

The How to generate SQL INSERT statements from JSON is free, runs locally, and never sends your data to a server. More developer tools at maratool.com.