python安装数据库mysql

python setup.py install

import mysql.connector

# 创建连接
cnx = mysql.connector.connect(user='your_user', password='your_password', host='your_host', database='your_database')

# 关闭连接
cnx.close()

import mysql.connector

cnx = mysql.connector.connect(user='your_user', password='your_password', host='your_host', database='your_database')

# 创建游标
cursor = cnx.cursor()

# 执行查询
query = "SELECT * FROM your_table"
cursor.execute(query)

# 获取结果
for row in cursor:
    print(row)

# 关闭游标和连接
cursor.close()
cnx.close()

import mysql.connector

cnx = mysql.connector.connect(user='your_user', password='your_password', host='your_host', database='your_database')

# 创建游标
cursor = cnx.cursor()

# 插入数据
insert_query = "INSERT INTO your_table (column1, column2) VALUES (%s, %s)"
data = ('value1', 'value2')
cursor.execute(insert_query, data)

# 提交更改
cnx.commit()

# 关闭游标和连接
cursor.close()
cnx.close()

import mysql.connector

cnx = mysql.connector.connect(user='your_user', password='your_password', host='your_host', database='your_database')

# 创建游标
cursor = cnx.cursor()

# 更新数据
update_query = "UPDATE your_table SET column1 = %s WHERE condition = %s"
data = ('new_value', 'condition_value')
cursor.execute(update_query, data)

# 提交更改
cnx.commit()

# 关闭游标和连接
cursor.close()
cnx.close()

import mysql.connector

cnx = mysql.connector.connect(user='your_user', password='your_password', host='your_host', database='your_database')

# 创建游标
cursor = cnx.cursor()

# 删除数据
delete_query = "DELETE FROM your_table WHERE condition = %s"
data = ('condition_value',)
cursor.execute(delete_query, data)

# 提交更改
cnx.commit()

# 关闭游标和连接
cursor.close()
cnx.close()