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SQL Query Formatter & Minifier

Beautify or minify SQL with full control over dialect (PostgreSQL, MySQL, SQLite, SQL Server/T-SQL, BigQuery, Snowflake, and more), keyword / identifier / function casing, indent style (standard, tabular-left, tabular-right), and spacing between statements. Produces a syntax-highlighted, copy-ready result with live size and statement stats.

html· HTML resultOpen tool

Quick start

Call this tool from your code in three languages.

cURL
curl -X POST 'https://api.elysiatools.com/en/api/tools/sql-query-formatter' \
  -H 'Content-Type: application/json' \
  -d '{"sql":"select u.id,u.name,count(o.id) as orders from users u left join orders o on o.user_id=u.id where u.active=1 and u.created_at > '\''2024-01-01'\'' group by u.id,u.name having count(o.id) > 5 order by orders desc;","mode":"format","language":"postgresql","keywordCase":"upper","identifierCase":"preserve","functionCase":"preserve","indentStyle":"standard","tabWidth":2,"linesBetween":1,"newlineBeforeSemicolon":false}'

© 2026 Elysia Tools. Developer documentation.

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API reference

Send a POST request with your inputs as JSON. File parameters require a separate upload first.

Endpoint

HTTP
POST https://api.elysiatools.com/en/api/tools/sql-query-formatter

Parameters

NameTypeRequiredDescription
sqltextareaYes—
modeselectNo—
languageselectNo—
keywordCaseselectNo—
identifierCaseselectNo—
functionCaseselectNo—
indentStyleselectNo—
tabWidthnumberNo—
linesBetweennumberNo—
newlineBeforeSemicoloncheckboxNo—

Response format

HTML result

JSON
{
  "result": "<div>Processed HTML content</div>",
  "error": "Error message (optional)",
  "message": "Notification message (optional)",
  "metadata": {
    "key": "value"
  }
}

MCP integration

Add this tool to your Model Context Protocol server so AI agents can list and call it.

Server configuration

Add this block to your MCP client configuration:

mcp.json
{
  "mcpServers": {
    "elysiatools-sql-query-formatter": {
      "name": "sql-query-formatter",
      "description": "Beautify or minify SQL with full control over dialect (PostgreSQL, MySQL, SQLite, SQL Server/T-SQL, BigQuery, Snowflake, and more), keyword / identifier / function casing, indent style (standard, tabular-left, tabular-right), and spacing between statements. Produces a syntax-highlighted, copy-ready result with live size and statement stats.",
      "baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=sql-query-formatter",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

List available tools

After connecting to the SSE endpoint, list the exposed tools:

tools/list
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/list"
}

Call this tool

Invoke the tool by its id, passing arguments built from its parameters:

tools/call
{
  "jsonrpc": "2.0",
  "id": 2,
  "method": "tools/call",
  "params": {
    "name": "sql-query-formatter",
    "arguments": {
  "sql": "select u.id,u.name,count(o.id) as orders from users u left join orders o on o.user_id=u.id where u.active=1 and u.created_at > '2024-01-01' group by u.id,u.name having count(o.id) > 5 order by orders desc;",
  "mode": "format",
  "language": "postgresql",
  "keywordCase": "upper",
  "identifierCase": "preserve",
  "functionCase": "preserve",
  "indentStyle": "standard",
  "tabWidth": 2,
  "linesBetween": 1,
  "newlineBeforeSemicolon": false
}
  }
}
Chain multiple tools in one session with a comma-separated toolId list, e.g. /mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp (max 20).

Questions or issues? Contact [email protected]

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