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JPA Performance Benchmark (JPAB)

Comparison of DataNucleus with DB4O embedded vs ObjectDB 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
	DataNucleus DB4O embedded	ObjectDB server	DataNucleus DB4O embedded	ObjectDB server	DataNucleus DB4O embedded	ObjectDB server
Basic Person Test	0.059	35.2	1.3	74.1	0.69	54.7
Element Collection Test	0.045	38.2	1.0	57.8	0.52	48.0
Inheritance Test	0.051	32.7	0.85	72.8	0.45	52.7
Indexing Test	0.080	49.9	2.3	90.1	1.2	70.0
Graph (Binary Tree) Test	failed	100	failed	89.2	failed	94.6
Multithreading Test	failed	76.6	failed	99.4	failed	88.0
All Tests	0.059	55.4	1.4	80.6	0.71	68.0

DataNucleus with DB4O embedded has failed in 4 tests (see exceptions).

The results above show that in general ObjectDB server is much more efficient than DataNucleus with DB4O embedded in persisting JPA entity objects to the database. Comparing the normalized speed of DataNucleus with DB4O embedded database (0.71) to the normalized speed of ObjectDB database server (68.0) reveals that in these tests, ObjectDB server is 95.8 times faster than DataNucleus with DB4O embedded.

A huge performance gap has been detected when using JPA element collections with small transaction size. Comparing the normalized speed of DataNucleus with DB4O embedded database (0.045) to the normalized speed of ObjectDB database server (38.2) reveals that in that case, ObjectDB server is 849 times faster than DataNucleus with DB4O embedded.

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

Retrieval Size =>	Few Entities		Many Entities		Average Score
	DataNucleus DB4O embedded	ObjectDB server	DataNucleus DB4O embedded	ObjectDB server	DataNucleus DB4O embedded	ObjectDB server
Basic Person Test	0.0047	15.7	1.8	45.4	0.90	30.5
Element Collection Test	0.0038	19.9	1.5	49.2	0.77	34.6
Inheritance Test	0.0035	13.2	2.2	49.4	1.1	31.3
Indexing Test	0.0043	14.0	1.8	59.5	0.89	36.8
Graph (Binary Tree) Test	failed	19.9	failed	24.7	failed	22.3
Multithreading Test	failed	19.7	failed	60.2	failed	40.0
All Tests	0.0041	17.1	1.8	48.1	0.91	32.6

DataNucleus with DB4O embedded has failed in 4 tests (see exceptions).

The results above show that in general ObjectDB server is much more efficient than DataNucleus with DB4O embedded in retrieving JPA entity objects from the database. Comparing the normalized speed of DataNucleus with DB4O embedded database (0.91) to the normalized speed of ObjectDB database server (32.6) reveals that in these tests, ObjectDB server is 35.8 times faster than DataNucleus with DB4O embedded.

A huge performance gap has been detected when using JPA element collections with small retrieval size. Comparing the normalized speed of DataNucleus with DB4O embedded database (0.0038) to the normalized speed of ObjectDB database server (19.9) reveals that in that case, ObjectDB server is 5,237 times faster than DataNucleus with DB4O embedded.

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

Retrieval Size =>	Few Entities		Many Entities		Average Score
	DataNucleus DB4O embedded	ObjectDB server	DataNucleus DB4O embedded	ObjectDB server	DataNucleus DB4O embedded	ObjectDB server
Basic Person Test	failed	38.8	failed	25.9	failed	32.4
Element Collection Test	failed	39.5	failed	33.1	failed	36.3
Inheritance Test	failed	34.8	failed	34.0	failed	34.4
Indexing Test	failed	14.5	failed	53.3	failed	33.9
Multithreading Test	failed	50.8	failed	52.1	failed	51.5
All Tests	failed	35.7	failed	39.7	failed	37.7

DataNucleus with DB4O embedded has failed in 10 tests (see exceptions).

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

Transaction Size =>	Few Entities		Many Entities		Average Score
	DataNucleus DB4O embedded	ObjectDB server	DataNucleus DB4O embedded	ObjectDB server	DataNucleus DB4O embedded	ObjectDB server
Basic Person Test	0.012	18.3	0.76	40.9	0.39	29.6
Element Collection Test	0.012	21.1	1.1	53.7	0.53	37.4
Inheritance Test	0.011	19.9	0.81	51.9	0.41	35.9
Indexing Test	0.011	17.9	1.3	52.1	0.64	35.0
Graph (Binary Tree) Test	failed	42.6	failed	24.1	failed	33.3
Multithreading Test	failed	68.6	failed	68.7	failed	68.6
All Tests	0.012	31.4	0.97	48.6	0.49	40.0

DataNucleus with DB4O embedded has failed in 4 tests (see exceptions).

The results above show that in general ObjectDB server is much more efficient than DataNucleus with DB4O embedded in updating JPA entity objects in the database. Comparing the normalized speed of DataNucleus with DB4O embedded database (0.49) to the normalized speed of ObjectDB database server (40.0) reveals that in these tests, ObjectDB server is 81.6 times faster than DataNucleus with DB4O embedded.

A huge performance gap has been detected when using class inheritance in the object model with small transaction size. Comparing the normalized speed of DataNucleus with DB4O embedded database (0.011) to the normalized speed of ObjectDB database server (19.9) reveals that in that case, ObjectDB server is 1,809 times faster than DataNucleus with DB4O embedded.

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

Transaction Size =>	Few Entities		Many Entities		Average Score
	DataNucleus DB4O embedded	ObjectDB server	DataNucleus DB4O embedded	ObjectDB server	DataNucleus DB4O embedded	ObjectDB server
Basic Person Test	0.011	20.2	1.5	67.7	0.74	44.0
Element Collection Test	0.010	22.9	1.6	57.6	0.80	40.2
Inheritance Test	0.0093	23.1	1.1	61.6	0.57	42.3
Indexing Test	0.017	34.9	2.1	55.9	1.1	45.4
Graph (Binary Tree) Test	failed	19.3	failed	27.9	failed	23.6
Multithreading Test	failed	38.5	failed	50.5	failed	44.5
All Tests	0.012	26.5	1.6	53.5	0.79	40.0

DataNucleus with DB4O embedded has failed in 4 tests (see exceptions).

The results above show that in general ObjectDB server is much more efficient than DataNucleus with DB4O embedded in deleting JPA entity objects from the database. Comparing the normalized speed of DataNucleus with DB4O embedded database (0.79) to the normalized speed of ObjectDB database server (40.0) reveals that in these tests, ObjectDB server is 50.6 times faster than DataNucleus with DB4O embedded.

A huge performance gap has been detected when using class inheritance in the object model with small transaction size. Comparing the normalized speed of DataNucleus with DB4O embedded database (0.0093) to the normalized speed of ObjectDB database server (23.1) reveals that in that case, ObjectDB server is 2,484 times faster than DataNucleus with DB4O embedded.

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

Transaction/Retrieval Size	Few Entities		Many Entities		Average Score
	DataNucleus DB4O embedded	ObjectDB server	DataNucleus DB4O embedded	ObjectDB server	DataNucleus DB4O embedded	ObjectDB server
Basic Person Test	0.022	25.6	1.3	50.8	0.68	38.2
Element Collection Test	0.018	28.3	1.3	50.3	0.66	39.3
Inheritance Test	0.019	24.7	1.2	53.9	0.63	39.3
Indexing Test	0.028	26.2	1.9	62.2	0.94	44.2
Graph (Binary Tree) Test	failed	45.4	failed	41.5	failed	43.5
Multithreading Test	failed	50.8	failed	66.2	failed	58.5
All Tests	0.022	33.1	1.4	54.6	0.73	43.9

The results above show that in general ObjectDB server is much more efficient than DataNucleus with DB4O embedded in performing JPA database operations. Comparing the normalized speed of DataNucleus with DB4O embedded database (0.73) to the normalized speed of ObjectDB database server (43.9) reveals that in these tests, ObjectDB server is 60.1 times faster than DataNucleus with DB4O embedded.

A huge performance gap has been detected when using JPA element collections with small transaction/retrieval size. Comparing the normalized speed of DataNucleus with DB4O embedded database (0.018) to the normalized speed of ObjectDB database server (28.3) reveals that in that case, ObjectDB server is 1,572 times faster than DataNucleus with DB4O embedded.

Other Head to Head DBMS/JPA Comparisons

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