A connection pool can be created implicitly or explicitly. To create a connection pool implicitly: Open a connection and specify one or more pool-related arguments (pool_name, pool_size). For example: dbconfig =
把LocalStorage类封装到了MySQLConnectionPool类里面,因为LocalStorage只用于MySQLConnectionPool类中的get_connection方法,所以可以把它封装到MySQLConnectionPool类中,以便于维护和组织代码。 把local变量移动到了get_connection方法内部,这样可以避免多个线程之间的干扰,从而更加安全。 get_connection方法直接从MySQLConnectionPool...
mysql-connector-python 原生支持连接池功能。它提供了 mysql.connector.pooling.MySQLConnectionPool 类,用于创建和管理连接池。 3. 如何创建和使用连接池 以下是如何使用 mysql-connector-python 创建和使用连接池的步骤: 步骤1:安装 mysql-connector-python 首先,确保你已经安装了 mysql-connector-python 库。如果还没...
把LocalStorage 类封装到了 MySQLConnectionPool 类里面,因为 LocalStorage 只用于 MySQLConnectionPool 类中的 get_connection 方法,所以可以把它封装到 MySQLConnectionPool 类中,以便于维护和组织代码。 把local...
pool_reset_session: Whether to reset session variables when the connection is returned to the pool. This argument was added in Connector/Python 1.1.5. Before 1.1.5, session variables are not reset. kwargs: Optional additional connection arguments, as described inSection 7.1, “Connector/Python ...
78 iv MySQL Connector/Python Developer Guide 10.4.1 pooling.PooledMySQLConnection Constructor ... 78 10.4.2 PooledMySQLConnection.close() Method ... 78 10.4.3 PooledMySQLConnection.config() Method ... 79 10.4.4 Pooled
pool = mysql.connector.pooling.MySQLConnectionPool( pool_name=pool_name, pool_size=pool_size, pool_reset_session=True, **self.dbconfig) ··· 定位到该问题时是因为在一次调用过程中 报错说连接池已经枯竭,一开始感觉不可思议, 于是定时在mysql服务器上 ...
db_connection_pool = pool.Pool(lambda:db.open_connection(db=dbtouse)) def open_connection(id="root", password="__rtk__", user_name="", db=constants.database_name): instance = MySQLdb.Connect(user=id, passwd=password, db=db)
connector.pooling mysql_connect_config = { 'host': 'localhost', 'port': 3306, 'user': 'root', 'password': '123456', 'database': 'test' } try: pool = mysql.connector.pooling.MySQLConnectionPool(**mysql_connect_config, pool_size=10) conn = pool.get_connection() # 开启事务 conn....
Arguments: cnx: TheMySQLConnectionobject to be added to the pool. If this argument is missing, the pool creates a new connection and adds it. Example: cnxpool.add_connection()# add new connection to poolcnxpool.add_connection(cnx)# add existing connection to pool...