Create Table
-- Create table called adventurers
CREATE TABLE adventurers (
-- string variable
name varchar(255),
-- integer variable
age int,
-- string variable
race varchar(255),
-- string variable
weapon varchar(255)
)
Insert Rows
-- Insert into the table adventurers
INSERT INTO adventurers (name, age, race, weapon)
VALUES ('Fjoak Doom-Wife', 28, 'Human', 'Axe'),
('Alooneric Cortte', 29, 'Elf', 'Bow'),
('Piperel Ramsay', 35, 'Elf', 'Sword'),
('Casimir Yardley', 14, 'Elf', 'Magic')
Calculate Average
-- Return average value of of age in adventurers
SELECT AVG(age) FROM adventurers
Calculate Average As Integer
-- Return average integer value of age in adventurers
SELECT CAST(AVG(age) AS INTEGER) FROM adventurers