C/C++

There is a large table, and you need to update the 'status' column from 'Enable' to 'Active'. How would you do this?

You see a handle (API endpoint) in the code that you think no one uses. You want to delete it. What are your actions?

Perform a code refactoring: create a universal helper for checking the existence of entities and fix the identified issues.

Code Review: what is wrong with the updateRoute handler code? (gRPC call inside a transaction, Kafka inside a transaction, duplicate validation, lack of error handling)

Why are placeholders ($1, $2) used in SQL queries?