mysql插入10条数据

import mysql.connector

# 连接到MySQL数据库
mydb = mysql.connector.connect(
  host="localhost",
  user="yourusername",
  password="yourpassword",
  database="yourdatabase"
)

# 创建游标对象
mycursor = mydb.cursor()

# 插入数据的SQL语句
sql = "INSERT INTO customers (name, address) VALUES (%s, %s)"

# 插入的数据
val = [
  ('John', 'Highway 21'),
  ('Peter', 'Lowstreet 4'),
  ('Amy', 'Apple st 652'),
  ('Hannah', 'Mountain 21'),
  ('Michael', 'Valley 345'),
  ('Sandy', 'Ocean blvd 2'),
  ('Betty', 'Green Grass 1'),
  ('Richard', 'Sky st 331'),
  ('Susan', 'One way 98'),
  ('Vicky', 'Yellow Garden 2'),
  ('Ben', 'Park Lane 38'),
  ('William', 'Central st 954'),
  ('Chuck', 'Main Road 989'),
  ('Viola', 'Sideway 1633')
]

# 执行批量插入
mycursor.executemany(sql, val)

# 提交事务
mydb.commit()

print(mycursor.rowcount, "条记录已插入。")

INSERT INTO customers (name, address) VALUES (%s, %s)
ON DUPLICATE KEY UPDATE address=VALUES(address);

ALTER TABLE customers MODIFY COLUMN address VARCHAR(255);

GRANT INSERT ON yourdatabase.customers TO 'yourusername'@'localhost';