What will happen if you forget to call await database.disconnect() in the FastAPI shutdown event when using the databases library?

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FastAPI - Database Integration

What will happen if you forget to call await database.disconnect() in the FastAPI shutdown event when using the databases library?

AThe database connection remains open, possibly causing resource leaks

BFastAPI will automatically disconnect the database

CThe application will crash immediately on shutdown

DThe database connection will close but raise a warning

Step-by-Step Solution

Solution:

Step 1: Understand the role of disconnect in shutdown
Calling await database.disconnect() properly closes the connection to avoid resource leaks.
Step 2: Consequence of missing disconnect
If disconnect is not called, the connection stays open, which can cause resource exhaustion or errors later.
Final Answer:
Database connection remains open, causing resource leaks -> Option A
Quick Check:
Missing disconnect = resource leak risk = C [OK]

Quick Trick: Always disconnect DB on shutdown to free resources [OK]

Common Mistakes:

MISTAKES

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