DBMS > JanusGraph vs. Tkrzw
System Properties Comparison JanusGraph vs. Tkrzw
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|Editorial information provided by DB-Engines|
|Name||JanusGraph successor of Titan Xexclude from comparison||Tkrzw Successor of Tokyo Cabinet and Kyoto Cabinet Xexclude from comparison|
|Description||A Graph DBMS optimized for distributed clusters It was forked from the latest code base of Titan in January 2017||A concept of libraries, allowing an application program to store and query key-value pairs in a file. Successor of Tokyo Cabinet and Kyoto Cabinet|
|Primary database model||Graph DBMS||Key-value store|
|Developer||Linux Foundation; originally developed as Titan by Aurelius||Mikio Hirabayashi|
|Current release||0.6.3, February 2023||0.9.3, August 2020|
|License Commercial or Open Source||Open Source Apache 2.0||Open Source Apache Version 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||no|
|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||no||no|
|APIs and other access methods||Java API|
|Supported programming languages||Clojure|
|Server-side scripts Stored procedures||yes||no|
|Partitioning methods Methods for storing different data on different nodes||yes depending on the used storage backend (e.g. Cassandra, HBase, BerkeleyDB)||none|
|Replication methods Methods for redundantly storing data on multiple nodes||yes||none|
|MapReduce Offers an API for user-defined Map/Reduce methods||yes via Faunus, a graph analytics engine||no|
|Consistency concepts Methods to ensure consistency in a distributed system||Eventual Consistency|
|Foreign keys Referential integrity||yes Relationships in graphs||no|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID|
|Concurrency Support for concurrent manipulation of data||yes||yes|
|Durability Support for making data persistent||yes Supports various storage backends: Cassandra, HBase, Berkeley DB, Akiban, Hazelcast||yes|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||yes using specific database classes|
|User concepts Access control||User authentification and security via Rexster Graph Server||no|
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|JanusGraph successor of Titan||Tkrzw Successor of Tokyo Cabinet and Kyoto Cabinet|
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