A database Out Of Memory (OOM) error can be challenging to deal with. It can have a number of different causes, and without a thorough analysis, it can be difficult to determine the root cause of the error. Some typical causes of an OOM error in a database include insufficient memory, memory leaks, poorly optimized queries, and large result sets.
To troubleshoot an OOM error in a database, it is important to monitor the database’s memory usage over time, profile the database to identify any potential bottlenecks or inefficiencies and optimize queries and indexes as needed.