DBMS > HEAVY.AI vs. JanusGraph
System Properties Comparison HEAVY.AI vs. JanusGraph
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|Editorial information provided by DB-Engines|
|Name||HEAVY.AI Formerly named 'OmniSci', rebranded to 'HEAVY.AI' in March 2022 Xexclude from comparison||JanusGraph successor of Titan Xexclude from comparison|
|Description||A high performance, column-oriented RDBMS, specifically developed to harness the massive parallelism of modern CPU and GPU hardware||A Graph DBMS optimized for distributed clusters It was forked from the latest code base of Titan in January 2017|
|Primary database model||Relational DBMS||Graph DBMS|
|Secondary database models||Spatial DBMS|
|Developer||HEAVY.AI, Inc.||Linux Foundation; originally developed as Titan by Aurelius|
|Current release||5.10, January 2022||0.6.3, February 2023|
|License Commercial or Open Source||Open Source Apache Version 2; enterprise edition available||Open Source Apache 2.0|
|Cloud-based only Only available as a cloud service||no||no|
|DBaaS offerings (sponsored links) Database as a Service|
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|Implementation language||C++ and CUDA||Java|
|Server operating systems||Linux||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||JDBC|
|Supported programming languages||All languages supporting JDBC/ODBC/Thrift|
|Server-side scripts Stored procedures||no||yes|
|Partitioning methods Methods for storing different data on different nodes||Sharding Round robin||yes depending on the used storage backend (e.g. Cassandra, HBase, BerkeleyDB)|
|Replication methods Methods for redundantly storing data on multiple nodes||Multi-source replication||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||no||yes Relationships in graphs|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||no||ACID|
|Concurrency Support for concurrent manipulation of data||yes||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||fine grained access rights according to SQL-standard||User authentification and security via Rexster Graph Server|
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|HEAVY.AI Formerly named 'OmniSci', rebranded to 'HEAVY.AI' in March 2022||JanusGraph successor of Titan|
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