JSON to SQL DDL & INSERT Statement Generator

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Convert JSON objects or arrays into CREATE TABLE DDL schemas and INSERT INTO SQL statements for PostgreSQL, MySQL, SQLite, and SQL Server. 100% Client-Side.

JSON Source Input

[
  {
    "id": 1,
    "username": "alex_dev",
    "email": "alex@example.com",
    "role": "admin",
    "is_active": true,
    "created_at": "2026-08-07T08:00:00Z"
  },
  {
    "id": 2,
    "username": "sarah_designer",
    "email": "sarah@example.com",
    "role": "user",
    "is_active": true,
    "created_at": "2026-08-07T08:30:00Z"
  }
]

Generated SQL (POSTGRESQL)

-- Create Table DDL (POSTGRESQL)
CREATE TABLE users (
  id SERIAL PRIMARY KEY,
  username VARCHAR(255),
  email VARCHAR(255),
  role VARCHAR(255),
  is_active BOOLEAN,
  created_at TIMESTAMP WITH TIME ZONE
);

-- Insert Records (2 rows)
INSERT INTO users (id, username, email, role, is_active, created_at) VALUES (1, 'alex_dev', 'alex@example.com', 'admin', TRUE, '2026-08-07T08:00:00Z');
INSERT INTO users (id, username, email, role, is_active, created_at) VALUES (2, 'sarah_designer', 'sarah@example.com', 'user', TRUE, '2026-08-07T08:30:00Z');

How do I use JSON to SQL DDL & INSERT Statement Generator?

Paste JSON payload or array of objects into the left editor.

Choose target SQL dialect (PostgreSQL, MySQL, SQLite, T-SQL) and table name.

Copy generated CREATE TABLE DDL and INSERT INTO SQL statements.

What features does JSON to SQL DDL & INSERT Statement Generator offer?

Automatic column data type inferencing (INT, VARCHAR, TIMESTAMP, JSONB)

Supports PostgreSQL, MySQL 8, SQLite, and SQL Server dialects

Generates both CREATE TABLE DDL and INSERT INTO rows

100% private local browser execution

Frequently Asked Questions about JSON to SQL DDL & INSERT Statement Generator

Does it support nested JSON objects?

Yes! Nested JSON objects are automatically mapped to JSONB (PostgreSQL), JSON (MySQL), or TEXT columns.

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