JSON_ARRAYAGG in MySQL - Examples & AI Generator

Working with the JSON_ARRAYAGG function in MySQL lets you create JSON arrays from grouped data, but the syntax can get complex—especially during cross-database work or when requirements change. For developers, analysts, and engineers, memorizing function differences slows down projects. AI2sql offers a no-coding shortcut: generate correct, production-ready JSON_ARRAYAGG MySQL queries from plain English in seconds. Spend less time troubleshooting, and more time building insights.

JSON_ARRAYAGG Syntax in MySQL

Basic Syntax

JSON_ARRAYAGG(expression)

• expression: The column (or calculation) to aggregate into a single JSON array per group.

Key MySQL-specific Notes

• Available from MySQL 8.0+

• Often used with GROUP BY for array aggregation

• Output is a valid JSON array for downstream processing or API responses

JSON_ARRAYAGG Examples You Can Generate Instantly

Below are some JSON_ARRAYAGG MySQL examples you can copy, adapt, or generate with AI2sql in just 10 seconds (no coding required).

1. Aggregate Product SKUs for Each Customer

SELECT customer_id, JSON_ARRAYAGG(product_sku) AS products_ordered
FROM orders
GROUP BY customer_id;

2. Group Employee Emails by Department

SELECT department, JSON_ARRAYAGG(email) AS emails
FROM employees
GROUP BY department;

3. List Order IDs as a JSON Array per Customer

SELECT customers.name, JSON_ARRAYAGG(orders.id) AS order_ids
FROM customers
JOIN orders ON customers.id = orders.customer_id
GROUP BY customers.name;

Generate JSON_ARRAYAGG queries in 10 seconds with AI2sql

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• No syntax errors: AI2sql instantly writes MySQL JSON_ARRAYAGG queries you can use right away.

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FAQ: JSON_ARRAYAGG in MySQL

• What does JSON_ARRAYAGG do in MySQL?
  It aggregates values from multiple rows into a single JSON array, useful for creating structured JSON outputs.

• Do I need MySQL 8.0+?
  Yes, JSON_ARRAYAGG is supported in MySQL 8.0 and later. Earlier versions do not support this function.

• Can AI2sql generate queries for complex JOINs?
  Yes. Simply describe your need in plain English (e.g., "List all product names ordered by each customer as a JSON array"), and AI2sql builds the optimized SQL for you.

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