DBMS > H2GIS vs. JanusGraph
System Properties Comparison H2GIS vs. JanusGraph
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|Editorial information provided by DB-Engines|
|Name||H2GIS Xexclude from comparison||JanusGraph successor of Titan Xexclude from comparison|
|Description||Spatial extension of H2||A Graph DBMS optimized for distributed clusters It was forked from the latest code base of Titan in January 2017|
|Primary database model||Spatial DBMS||Graph DBMS|
|Secondary database models||Relational DBMS|
|Developer||CNRS||Linux Foundation; originally developed as Titan by Aurelius|
|Current release||0.6.3, February 2023|
|License Commercial or Open Source||Open Source LGPL 3.0||Open Source Apache 2.0|
|Cloud-based only Only available as a cloud service||no||no|
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|Server operating systems||Linux|
|Typing predefined data types such as float or date||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||no|
|APIs and other access methods||Java API|
|Supported programming languages||Java||Clojure|
|Server-side scripts Stored procedures||yes based on H2||yes|
|Partitioning methods Methods for storing different data on different nodes||none||yes depending on the used storage backend (e.g. Cassandra, HBase, BerkeleyDB)|
|Replication methods Methods for redundantly storing data on multiple nodes||yes based on H2||yes|
|MapReduce Offers an API for user-defined Map/Reduce methods||no||yes via Faunus, a graph analytics engine|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate Consistency||Eventual Consistency|
|Foreign keys Referential integrity||yes||yes Relationships in graphs|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||ACID|
|Concurrency Support for concurrent manipulation of data||yes, multi-version concurrency control (MVCC)||yes|
|Durability Support for making data persistent||yes||yes Supports various storage backends: Cassandra, HBase, Berkeley DB, Akiban, Hazelcast|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||yes|
|User concepts Access control||yes based on H2||User authentification and security via Rexster Graph Server|
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|H2GIS||JanusGraph successor of Titan|
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