conn = pymysql.connect( host=“你的数据库地址”, user=“用户名”,password=“密码”, database=“数据库名”, charset=“utf8”) # 得到一个可以执行SQL语句的光标对象 cursor = conn.cursor() # 执行完毕返回的结果集默认以元组显示 # 得到一个可以执行SQL语句并且将结果作为字典返回的游标 #cursor =...
cnx= mysql.connector.connect(**config) cnx.close() 处理链接错误使用try语句并使用error.Error异常捕获所有错误 importmysql.connectorfrommysql.connectorimporterrorcodetry: cnx= mysql.connector.connect(user='scott', database='employ')exceptmysql.connector.Error as err:iferr.errno ==errorcode.ER_ACCESS_...
except mysql.connector.Error as err: if err.errno == errorcode.ER_TABLE_EXISTS_ERROR: print("already exists.") else: print(err.msg) else: print('OK') # 插入数据 def insert_data(self, cursor, insert_ddl, insert_data): try: cursor.execute(insert_ddl, insert_data) print('insert data...
command: /data/python_test/bin/python -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-install-s6ioj0n3/mysqlclient/setup.py'"'"'; __file__='"'"'/tmp/pip-install-s6ioj0n3/mysqlclient/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__...
关于Mysql的连接,经过摸索,建议正文修改一下,使用mysql官方提供的连接器,我目前安装的mysql是8.0.12版本,数据库安装完成后,可以安装“mysql-connector-python-8.0.12-py2.7-windows-x86-64bit”,当然了,要根据自己的操作系统和python版本以及位数进行选择,我是win10的64位,python2.7的64位,故选择的上述插件,安装完成...
brew install mysql-connector-c # macOS (Homebrew) pip install mysqlclient 1. 2. 3. 4. 5. PyMySQL–支持python2.x,Python3.x PyMySQL 是纯 Python 实现的驱动,速度上比不上 MySQLdb,最大的特点可能就是它的安装方式没那么繁琐,同时也兼容Python-MySQL(MySQLdb) ...
cnx = mysql.connector.connect(**config) cnx.close() AI代码助手复制代码 创建表 from__future__importprint_functionimportmysql.connectorfrommysql.connectorimporterrorcode DB_NAME ='testdb2'TABLES = {} TABLES['employees'] = ("CREATE TABLE `employees` ("" `emp_no` int(11) NOT NULL AUTO_INCREM...
connector.Error as err: print("Failed creating database: {}".format(err)) exit(1) try: cursor.execute("USE {}".format(DB_NAME)) except mysql.connector.Error as err: print("Database {} does not exists.".format(DB_NAME)) if err.errno == errorcode.ER_BAD_DB_ERROR: create_data...
connector from mysql.connector import errorcode try: cnx = mysql.connector.connect(user='scott', database='employ') except mysql.connector.Error as err: if err.errno == errorcode.ER_ACCESS_DENIED_ERROR: print("Something is wrong with your user name or password") elif err.errno == error...