Comparison of ObjectDB server vs Hibernate with PostgreSQL server

Each of the following tables focuses on a specific database operation, where the last table presents average results comparison.

Speed comparison of JPA database persistence operations (normalized score, higher is better)

Transaction Size =>	Few Entities		Many Entities		Average Score
	ObjectDB server	Hibernate PostgreSQL server	ObjectDB server	Hibernate PostgreSQL server	ObjectDB server	Hibernate PostgreSQL server
Basic Person Test	35.2	7.1	74.1	3.4	54.7	5.2
Element Collection Test	38.2	2.9	57.8	1.7	48.0	2.3
Inheritance Test	32.7	7.0	72.8	3.6	52.7	5.3
Indexing Test	49.9	9.3	90.1	6.1	70.0	7.7
Graph (Binary Tree) Test	100	3.0	89.2	2.9	94.6	2.9
Multithreading Test	76.6	31.7	99.4	13.9	88.0	22.8
All Tests	55.4	10.2	80.6	5.3	68.0	7.7

The results above show that in general ObjectDB server is much more efficient than Hibernate with PostgreSQL server in persisting JPA entity objects to the database. Comparing the normalized speed of Hibernate with PostgreSQL database server (7.7) to the normalized speed of ObjectDB database server (68.0) reveals that in these tests, ObjectDB server is 8.8 times faster than Hibernate with PostgreSQL server.

A huge performance gap has been detected when using JPA element collections with large transaction size. Comparing the normalized speed of Hibernate with PostgreSQL database server (1.7) to the normalized speed of ObjectDB database server (57.8) reveals that in that case, ObjectDB server is 34.0 times faster than Hibernate with PostgreSQL server.

Speed comparison of JPA database retrieval operations (normalized score, higher is better)

Retrieval Size =>	Few Entities		Many Entities		Average Score
	ObjectDB server	Hibernate PostgreSQL server	ObjectDB server	Hibernate PostgreSQL server	ObjectDB server	Hibernate PostgreSQL server
Basic Person Test	15.7	5.5	45.4	11.5	30.5	8.5
Element Collection Test	19.9	0.025	49.2	0.017	34.6	0.021
Inheritance Test	13.2	5.2	49.4	14.0	31.3	9.6
Indexing Test	14.0	4.6	59.5	13.3	36.8	8.9
Graph (Binary Tree) Test	19.9	0.61	24.7	0.78	22.3	0.70
Multithreading Test	19.7	11.3	60.2	17.0	40.0	14.2
All Tests	17.1	4.5	48.1	9.4	32.6	7.0

The results above show that in general ObjectDB server is much more efficient than Hibernate with PostgreSQL server in retrieving JPA entity objects from the database. Comparing the normalized speed of Hibernate with PostgreSQL database server (7.0) to the normalized speed of ObjectDB database server (32.6) reveals that in these tests, ObjectDB server is 4.7 times faster than Hibernate with PostgreSQL server.

A huge performance gap has been detected when using JPA element collections with large retrieval size. Comparing the normalized speed of Hibernate with PostgreSQL database server (0.017) to the normalized speed of ObjectDB database server (49.2) reveals that in that case, ObjectDB server is 2,894 times faster than Hibernate with PostgreSQL server.

Speed comparison of JPA database query operations (normalized score, higher is better)

Retrieval Size =>	Few Entities		Many Entities		Average Score
	ObjectDB server	Hibernate PostgreSQL server	ObjectDB server	Hibernate PostgreSQL server	ObjectDB server	Hibernate PostgreSQL server
Basic Person Test	38.8	55.5	25.9	6.1	32.4	30.8
Element Collection Test	39.5	11.0	33.1	0.016	36.3	5.5
Inheritance Test	34.8	52.3	34.0	8.7	34.4	30.5
Indexing Test	14.5	0.050	53.3	8.8	33.9	4.4
Multithreading Test	50.8	55.2	52.1	9.2	51.5	32.2
All Tests	35.7	34.8	39.7	6.6	37.7	20.7

The results above show that in general ObjectDB server is more efficient than Hibernate with PostgreSQL server in executing the tested JPA queries.

A huge performance gap has been detected when using JPA element collections with large retrieval size. Comparing the normalized speed of Hibernate with PostgreSQL database server (0.016) to the normalized speed of ObjectDB database server (33.1) reveals that in that case, ObjectDB server is 2,069 times faster than Hibernate with PostgreSQL server.

Speed comparison of JPA database update operations (normalized score, higher is better)

Transaction Size =>	Few Entities		Many Entities		Average Score
	ObjectDB server	Hibernate PostgreSQL server	ObjectDB server	Hibernate PostgreSQL server	ObjectDB server	Hibernate PostgreSQL server
Basic Person Test	18.3	5.3	40.9	2.7	29.6	4.0
Element Collection Test	21.1	0.067	53.7	0.026	37.4	0.046
Inheritance Test	19.9	5.4	51.9	3.8	35.9	4.6
Indexing Test	17.9	5.4	52.1	4.3	35.0	4.8
Graph (Binary Tree) Test	42.6	1.1	24.1	0.58	33.3	0.82
Multithreading Test	68.6	29.6	68.7	6.3	68.6	18.0
All Tests	31.4	7.8	48.6	2.9	40.0	5.4

The results above show that in general ObjectDB server is much more efficient than Hibernate with PostgreSQL server in updating JPA entity objects in the database. Comparing the normalized speed of Hibernate with PostgreSQL database server (5.4) to the normalized speed of ObjectDB database server (40.0) reveals that in these tests, ObjectDB server is 7.4 times faster than Hibernate with PostgreSQL server.

A huge performance gap has been detected when using JPA element collections with large transaction size. Comparing the normalized speed of Hibernate with PostgreSQL database server (0.026) to the normalized speed of ObjectDB database server (53.7) reveals that in that case, ObjectDB server is 2,065 times faster than Hibernate with PostgreSQL server.

Speed comparison of JPA database removal operations (normalized score, higher is better)

Transaction Size =>	Few Entities		Many Entities		Average Score
	ObjectDB server	Hibernate PostgreSQL server	ObjectDB server	Hibernate PostgreSQL server	ObjectDB server	Hibernate PostgreSQL server
Basic Person Test	20.2	5.3	67.7	4.2	44.0	4.8
Element Collection Test	22.9	0.020	57.6	stopped	40.2	0.0098
Inheritance Test	23.1	5.1	61.6	4.2	42.3	4.6
Indexing Test	34.9	9.5	55.9	6.3	45.4	7.9
Graph (Binary Tree) Test	19.3	0.012	27.9	0.012	23.6	0.012
Multithreading Test	38.5	23.3	50.5	21.8	44.5	22.5
All Tests	26.5	7.2	53.5	6.1	40.0	6.6

The results above show that in general ObjectDB server is much more efficient than Hibernate with PostgreSQL server in deleting JPA entity objects from the database. Comparing the normalized speed of Hibernate with PostgreSQL database server (6.6) to the normalized speed of ObjectDB database server (40.0) reveals that in these tests, ObjectDB server is 6.1 times faster than Hibernate with PostgreSQL server.

A huge performance gap has been detected when using graphs of objects with large transaction size. Comparing the normalized speed of Hibernate with PostgreSQL database server (0.012) to the normalized speed of ObjectDB database server (27.9) reveals that in that case, ObjectDB server is 2,325 times faster than Hibernate with PostgreSQL server.

Comparison of JPA/Database speed - the averages (normalized score, higher is better)

Transaction/Retrieval Size	Few Entities		Many Entities		Average Score
	ObjectDB server	Hibernate PostgreSQL server	ObjectDB server	Hibernate PostgreSQL server	ObjectDB server	Hibernate PostgreSQL server
Basic Person Test	25.6	15.7	50.8	5.6	38.2	10.7
Element Collection Test	28.3	2.8	50.3	0.35	39.3	1.6
Inheritance Test	24.7	15.0	53.9	6.9	39.3	10.9
Indexing Test	26.2	5.8	62.2	7.8	44.2	6.8
Graph (Binary Tree) Test	45.4	1.2	41.5	1.1	43.5	1.1
Multithreading Test	50.8	30.2	66.2	13.6	58.5	21.9
All Tests	33.1	12.1	54.6	6.0	43.9	9.1

The results above show that in general ObjectDB server is much more efficient than Hibernate with PostgreSQL server in performing JPA database operations. Comparing the normalized speed of Hibernate with PostgreSQL database server (9.1) to the normalized speed of ObjectDB database server (43.9) reveals that in these tests, ObjectDB server is 4.8 times faster than Hibernate with PostgreSQL server.

A huge performance gap has been detected when using JPA element collections with large transaction/retrieval size. Comparing the normalized speed of Hibernate with PostgreSQL database server (0.35) to the normalized speed of ObjectDB database server (50.3) reveals that in that case, ObjectDB server is 144 times faster than Hibernate with PostgreSQL server.

JPA Performance Benchmark (JPAB)