import pymysql # 创建链接 conn = pymysql.connect(host="localhost", port=3306, user="root", passwd="root", charset="utf8") # 这样写可以直接进入到数据库shool中 # conn = pymysql.connect(host="localhost", port=3306, user="root", passwd="root", charset="utf8", db="shool") # 创建...
9.5 Connector/Python Connection Pooling Simple connection pooling is supported that has these characteristics: The mysql.connector.pooling module implements pooling. A pool opens a number of connections and handles thread safety when providing connections to requesters. The size of a connection pool ...
Connector/Python supports authentication plugins available as of MySQL 8.0, including the preferred caching_sha2_password authentication plugin. The deprecated mysql_native_password plugin is supported, but it is disabled by default as of MySQL Server 8.4.0 and removed as of MySQL Server 9.0.0. ...
I've tried changing firewall settings, I've tried changing python versions and i've removed and re-installed mysql-connector. I've seen variations of this question pop up but nobody seems to have provided an answer, or confirmed the answer works. I'm looking for suggestions/advice on how...
学习了:https://stackoverflow.com/questions/35817479/python-pymysql-err-operationalerror-2013-lost-connection-to-mysql-server-dur sql ="insert into aaa(id, a, b, c, d) values(%s,%s,%s,%s,%s)"whileTrue:try: with connect.cursor() as cursor:#获取游标cursor.execute(sql, (id01, a, b[0...
OK_Packet和ERR_Packet是 MySQL 服务端通用的响应包。 OK_Packet MySQL 5.7.5 版本以后,OK_Packet还包含了EOF_Packet(用来显示警告和状态信息)。区分OK_Packet和EOF_Packet: •OK: header = 0x00 and length of packet > 7•EOF: header = 0xfe and length of packet < 9 ...
学习了:https://stackoverflow.com/questions/35817479/python-pymysql-err-operationalerror-2013-lost-connection-to-mysql-server-dur sql ="insert into aaa(id, a, b, c, d) values(%s,%s,%s,%s,%s)"whileTrue:try: with connect.cursor() as cursor:#获取游标cursor.execute(sql, (id01, a, b[0...
cnx = mysql.connector.connect(pool_name = "mypool", pool_size = 3) cnx = mysql.connector.connect(pool_name = "mypool", **dbconfig) cnx = mysql.connector.connect(pool_name = "mypool") Pooled connections obtained by callingconnect()with a pool-related argument have a class ofPooledM...
Python Path: ['/data/app/huodongjia/website_m', '/home/hdj/.pyenv/versions/2.7.18/envs/website_m/bin', '/home/hdj/.pyenv/versions/2.7.18/lib/python27.zip', '/home/hdj/.pyenv/versions/2.7.18/lib/python2.7', '/home/hdj/.pyenv/versions/2.7.18/lib/python2.7/plat-linux2', '/ho...
I'm using Python to make MySQL stored procedure calls. Unfortunately when multiple statements are executed from within the stored procedure it drops the MySQL connection, resulting in the error message above (as reported in the Python Shell window). I create only one connection from Python which...