demo_mysql_left_join.py:
import mysql.connector mydb = mysql.connector.connect( host="localhost", user="myusername", passwd="mypassword", database="mydatabase" ) mycursor = mydb.cursor() sql = "SELECT \ users.name AS user, \ products.name AS favorite \ FROM users \ LEFT JOIN products ON users.fav = products.id" mycursor.execute(sql) myresult = mycursor.fetchall() for x in myresult: print(x)
➜ begtut>python demo_mysql_left_join.py
('John', 'Chocolate Heaven')
('Peter', 'Chocolate Heaven')
('Amy', 'Tasty Lemon')
('Hannah', None)
('Michael', None)