DBMS > Atos Standard Common Repository vs. Hawkular Metrics vs. SwayDB vs. Titan

System Properties Comparison Atos Standard Common Repository vs. Hawkular Metrics vs. SwayDB vs. Titan

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Editorial information provided by DB-Engines
Name	Atos Standard Common Repository  Xexclude from comparison	Hawkular Metrics  Xexclude from comparison	SwayDB  Xexclude from comparison	Titan  Xexclude from comparison
	This system has been discontinued and will be removed from the DB-Engines ranking.			Titan has been decommisioned after the takeover by Datastax. It will be removed from the DB-Engines ranking. A fork has been open-sourced as JanusGraph.
Description	Highly scalable database system, designed for managing session and subscriber data in modern mobile communication networks	Hawkular metrics is the metric storage of the Red Hat sponsored Hawkular monitoring system. It is based on Cassandra.	An embeddable, non-blocking, type-safe key-value store for single or multiple disks and in-memory storage	Titan is a Graph DBMS optimized for distributed clusters.
Primary database model	Document store Key-value store	Time Series DBMS	Key-value store	Graph DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart		Score 0.08 Rank #366   Overall #39   Time Series DBMS	Score 0.04 Rank #387   Overall #61   Key-value stores
Website	atos.net/en/convergence-creators/portfolio/standard-common-repository	www.hawkular.org	swaydb.simer.au	github.com/­thinkaurelius/­titan
Technical documentation		www.hawkular.org/­hawkular-metrics/­docs/­user-guide		github.com/­thinkaurelius/­titan/­wiki
Developer	Atos Convergence Creators	Community supported by Red Hat	Simer Plaha	Aurelius, owned by DataStax
Initial release	2016	2014	2018	2012
Current release	1703
License Commercial or Open Source	commercial	Open Source Apache 2.0	Open Source GNU Affero GPL V3.0	Open Source Apache license, version 2.0
Cloud-based only Only available as a cloud service	no	no	no	no
DBaaS offerings (sponsored links) Database as a Service Providers of DBaaS offerings, please contact us to be listed.
Implementation language	Java	Java	Scala	Java
Server operating systems	Linux	Linux OS X Windows		Linux OS X Unix Windows
Data scheme	Schema and schema-less with LDAP views	schema-free	schema-free	yes
Typing predefined data types such as float or date	optional	yes	no	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.	yes	no	no
Secondary indexes	yes	no	no	yes
SQL Support of SQL	no	no	no	no
APIs and other access methods	LDAP	HTTP REST		Java API TinkerPop Blueprints TinkerPop Frames TinkerPop Gremlin TinkerPop Rexster
Supported programming languages	All languages with LDAP bindings	Go Java Python Ruby	Java Kotlin Scala	Clojure Java Python
Server-side scripts Stored procedures	no	no	no	yes
Triggers	yes	yes via Hawkular Alerting	no	yes
Partitioning methods Methods for storing different data on different nodes	Sharding cell division	Sharding based on Cassandra	none	yes via pluggable storage backends
Replication methods Methods for redundantly storing data on multiple nodes	yes	selectable replication factor based on Cassandra	none	yes
MapReduce Offers an API for user-defined Map/Reduce methods		no	no	yes via Faunus, a graph analytics engine
Consistency concepts Methods to ensure consistency in a distributed system	Immediate Consistency or Eventual Consistency depending on configuration	Eventual Consistency based on Cassandra Immediate Consistency based on Cassandra	Immediate Consistency	Eventual Consistency Immediate Consistency
Foreign keys Referential integrity	no	no	no	yes Relationships in graph
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	Atomic execution of specific operations	no	Atomic execution of operations	ACID
Concurrency Support for concurrent manipulation of data	yes	yes	yes	yes
Durability Support for making data persistent	yes	yes	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	no	yes
User concepts Access control	LDAP bind authentication	no	no	User authentification and security via Rexster Graph Server
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More resources
	Atos Standard Common Repository	Hawkular Metrics	SwayDB	Titan
DB-Engines blog posts				Graph DBMS increased their popularity by 500% within the last 2 years 3 March 2015, Paul Andlinger Graph DBMSs are gaining in popularity faster than any other database category 21 January 2014, Matthias Gelbmann show all
Recent citations in the news		Waiting for Red Hat OpenShift 4.0? Too late, 4.1 has already arrived… • DEVCLASS 5 June 2019, DevClass provided by Google News		Amazon DynamoDB Storage Backend for Titan: Distributed Graph Database | Amazon Web Services 24 August 2015, AWS Blog JanusGraph Picks Up Where TitanDB Left Off 13 January 2017, Datanami DSE Graph review: Graph database does double duty 14 November 2019, InfoWorld Database Deep Dives: JanusGraph 8 August 2019, ibm.com Beyond Titan: The Evolution of DataStax's New Graph Database 21 June 2016, Datanami provided by Google News

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