CREATE TABLE employees
(
id UInt32,
name String,
salary UInt32
)
ENGINE = Memory;
INSERT INTO employees VALUES
(87432, 'John Smith', 45680),
(59018, 'Jane Smith', 72350),
(20376, 'Ivan Ivanovich', 58900),
(71245, 'Anastasia Ivanovna', 89210);
SELECT sum(salary) FROM employees;