From: Examining database persistence of ISO/EN 13606 standardized electronic health record extracts: relational vs. NoSQL approaches
Retrieval time (ms)
Storage time (ms)
Size in memory (KB)
XML File size (KB)
ORM/MySQL
6188.5
7569.7
960
244.876
NoSQL/MongoDB
14.0
35.0
390
NoSQL/eXist
4.9
90.9
250