What is the cause of this error and what should the Database Specialist do to resolve this issue?

A Database Specialist is performing a proof of concept with Amazon Aurora using a small instance to confirm a simple database behavior. When loading a large dataset and creating the index, the Database Specialist encounters the following error message from Aurora:

ERROR: cloud not write block 7507718 of temporary file: No space left on device

What is the cause of this error and what should the Database Specialist do to resolve this issue?
A . The scaling of Aurora storage cannot catch up with the data loading. The Database Specialist needs to modify the workload to load the data slowly.
B. The scaling of Aurora storage cannot catch up with the data loading. The Database Specialist needs to enable Aurora storage scaling.
C. The local storage used to store temporary tables is full. The Database Specialist needs to scale up the instance.
D. The local storage used to store temporary tables is full. The Database Specialist needs to enable local storage scaling.

View Answer

Answer: C

Explanation:

Reference: https://serverfault.com/QUESTION NO:s/109828/how-can-i-tune-postgres-to-avoid-this-error