SQL Explorer

What it does

SQL Explorer is an interactive database client that transforms natural language questions into precise SQL queries. It provides a visual way to explore schemas, validate data, and perform complex analysis across multiple database types without writing a single line of code.

Key features

• Natural Language Interface: Ask "Who are my top customers this month?" and get formatted results immediately.
• Multi-Database Support: Native integration with PostgreSQL, MySQL, SQLite, MSSQL, and Oracle.
• Schema Discovery: Automatically introspects tables, columns, and foreign key relationships to provide context to the AI.
• Enterprise Security: Built-in read-only mode, query timeouts, and SQL injection prevention for production safety.
• Cross-DB Analysis: Ability to connect to multiple environments (e.g., staging vs production) and compare data.

Installation

Run directly via npx:

npx -y mcp-sql-explorer --stdio

For Claude Desktop, add to claude_desktop_config.json:

{
  "mcpServers": {
    "mcp-sql-explorer": {
      "command": "npx",
      "args": ["-y", "mcp-sql-explorer", "--stdio"]
    }
  }
}

Supported hosts

• Claude Desktop
• Claude Code
• Cursor
• Windsurf
• Zed