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The Data Toolkit
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SQL Tools

Free online SQL utilities. Format, beautify, and convert SQL queries — entirely in your browser.

SQL Formatter

Format and beautify SQL queries with configurable indentation, dialect, and keyword case.

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SQL Minifier

Strip comments and whitespace to compact SQL queries to a single line.

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JSON to SQL INSERT

Convert a JSON array into INSERT statements for MySQL, PostgreSQL, SQLite, or SQL Server.

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CREATE TABLE from JSON

Infer column types from a JSON array and generate a CREATE TABLE DDL statement for any SQL dialect.

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CSV to SQL INSERT

Convert CSV data into INSERT statements for MySQL, PostgreSQL, SQLite, or SQL Server with auto-delimiter detection.

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SQL Parameter Replacer

Inline SQL parameters for debug inspection. Supports ?, $1, :name, and @name placeholder styles.

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SQL Functions Reference

Searchable reference of SQL functions across PostgreSQL, MySQL, SQLite, and SQL Server. Filter by category and dialect.

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