# Connection Pooling
+ Creating and closing database connections is an expensive operation
+ Connection pooling involves maintaining a cache of database connections that can be reused by client applications
+ connection pooling:
  + Reduce the time it takes to get connected
  + Streamline application development
  + Helps you control the total number of connections available
  + To use a connection pool for the selected connector, for example:
    + `Connector/Python`: Leveraging `mysql.connector.pooling` Modules
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MySQL Connector/Python Developer Guide: https://dev.mysql.com/doc/connector-python/en/connector-python-connection-pooling.html.