DBMS > H2 vs. HEAVY.AI vs. MonetDB
System Properties Comparison H2 vs. HEAVY.AI vs. MonetDB
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|Editorial information provided by DB-Engines|
|Name||H2 Xexclude from comparison||HEAVY.AI Formerly named 'OmniSci', rebranded to 'HEAVY.AI' in March 2022 Xexclude from comparison||MonetDB Xexclude from comparison|
|Description||Full-featured RDBMS with a small footprint, either embedded into a Java application or used as a database server.||A high performance, column-oriented RDBMS, specifically developed to harness the massive parallelism of modern CPU and GPU hardware||A relational database management system that stores data in columns|
|Primary database model||Relational DBMS||Relational DBMS||Relational DBMS|
|Secondary database models||Spatial DBMS||Spatial DBMS||Document store|
|Developer||Thomas Mueller||HEAVY.AI, Inc.||MonetDB BV|
|Current release||2.1.214, June 2022||5.10, January 2022||Jul2021-SP2, July 2021|
|License Commercial or Open Source||Open Source dual-licence (Mozilla public license, Eclipse public license)||Open Source Apache Version 2; enterprise edition available||Open Source Mozilla Public License 2.0|
|Cloud-based only Only available as a cloud service||no||no||no|
|DBaaS offerings (sponsored links) Database as a Service|
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|Implementation language||Java||C++ and CUDA||C|
|Server operating systems||All OS with a Java VM||Linux||FreeBSD|
|Typing predefined data types such as float or date||yes||yes||yes|
|XML support Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.||no||no|
|SQL Support of SQL||yes||yes||yes SQL 2003 with some extensions|
|APIs and other access methods||JDBC|
native C library MAPI library (MonetDB application programming interface)
|Supported programming languages||Java||All languages supporting JDBC/ODBC/Thrift|
|Server-side scripts Stored procedures||Java Stored Procedures and User-Defined Functions||no||yes, in SQL, C, R|
|Partitioning methods Methods for storing different data on different nodes||none||Sharding Round robin||Sharding via remote tables|
|Replication methods Methods for redundantly storing data on multiple nodes||With clustering: 2 database servers on different computers operate on identical copies of a database||Multi-source replication||none Source-replica replication available in experimental status|
|MapReduce Offers an API for user-defined Map/Reduce methods||no||no||no|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate Consistency||Immediate Consistency|
|Foreign keys Referential integrity||yes||no||yes|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||no||ACID|
|Concurrency Support for concurrent manipulation of data||yes, multi-version concurrency control (MVCC)||yes||yes|
|Durability Support for making data persistent||yes||yes||yes|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||yes||yes|
|User concepts Access control||fine grained access rights according to SQL-standard||fine grained access rights according to SQL-standard||fine grained access rights according to SQL-standard|
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|H2||HEAVY.AI Formerly named 'OmniSci', rebranded to 'HEAVY.AI' in March 2022||MonetDB|
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