Aggregates values into an array.
Syntax
ARRAY_AGG(expr [ORDER BY ...])Example
Enter values below to update the example in real time.
department_id→employee_id→emp_ids→employees→-- 부서별 직원 ID 배열
SELECT department_id,
ARRAY_AGG(employee_id ORDER BY employee_id) AS emp_ids
FROM employees
GROUP BY department_id;