<string> in create_engine(url, **kwargs)
时间: 2024-04-30 21:18:09 浏览: 10
In `create_engine(url, **kwargs)`, `url` is a required argument that specifies the database URL to connect to, while `**kwargs` is used to pass any additional keyword arguments that are specific to the database engine being used.
For example, to connect to a MySQL database with the username "root" and password "password", the `create_engine()` function call might look like this:
```
from sqlalchemy import create_engine
engine = create_engine('mysql://root:password@localhost/mydatabase')
```
Here, the `mysql` part of the URL specifies the database engine, `root` and `password` are the login credentials, `localhost` is the server name, and `mydatabase` is the name of the database to connect to. Additional keyword arguments can be passed after the URL to further configure the engine.