What must be configured to update a row in a database that automatically increments the primary key?

To update a row in a database with an automatically incrementing primary key, the primary key typically does not need to be manually configured or passed in the update request. When a primary key is set to auto-increment, the database system controls its value and automatically assigns the next number in the sequence to new records. Therefore, when updating existing rows, the primary key should already be present in the record, and the system will utilize this key to identify which row to update.

In this context, since the question is about updating a row and not inserting a new one, it's understood that the primary key is inherently part of the row being fetched from the database. This means that the system will inherently manage the primary key field as part of any update operation, thus making it unnecessary to configure any services or custom queries specifically to handle the primary key for updates. The update operation will reference the current value of the primary key that is already stored in the record being updated.

This principle aligns with relational database design, where primary keys serve as unique identifiers for records, ensuring that operations can correctly target specific rows without needing additional configurations related to the key itself.