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DBMS > Hawkular Metrics vs. Oracle Coherence vs. SwayDB vs. VelocityDB

System Properties Comparison Hawkular Metrics vs. Oracle Coherence vs. SwayDB vs. VelocityDB

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Editorial information provided by DB-Engines
NameHawkular Metrics  Xexclude from comparisonOracle Coherence  Xexclude from comparisonSwayDB  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionHawkular metrics is the metric storage of the Red Hat sponsored Hawkular monitoring system. It is based on Cassandra.Oracles in-memory data grid solutionAn embeddable, non-blocking, type-safe key-value store for single or multiple disks and in-memory storageA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelTime Series DBMSKey-value storeKey-value storeGraph DBMS
Object oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.01
Rank#377  Overall
#39  Time Series DBMS
Score1.90
Rank#127  Overall
#21  Key-value stores
Score0.00
Rank#384  Overall
#60  Key-value stores
Score0.00
Rank#385  Overall
#40  Graph DBMS
#21  Object oriented DBMS
Websitewww.hawkular.orgwww.oracle.com/­java/­coherenceswaydb.simer.auvelocitydb.com
Technical documentationwww.hawkular.org/­hawkular-metrics/­docs/­user-guidedocs.oracle.com/­en/­middleware/­standalone/­coherencevelocitydb.com/­UserGuide
DeveloperCommunity supported by Red HatOracleSimer PlahaVelocityDB Inc
Initial release2014200720182011
Current release14.1, August 20237.x
License infoCommercial or Open SourceOpen Source infoApache 2.0commercialOpen Source infoGNU Affero GPL V3.0commercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaJavaScalaC#
Server operating systemsLinux
OS X
Windows
All OS with a Java VMAny that supports .NET
Data schemeschema-freeschema-freeschema-freeyes
Typing infopredefined data types such as float or dateyesyesnoyes
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nononono
Secondary indexesnononoyes
SQL infoSupport of SQLnononono
APIs and other access methodsHTTP RESTJCache
JPA
RESTful HTTP API
.Net
Supported programming languagesGo
Java
Python
Ruby
.Net
C++
Java
Java
Kotlin
Scala
.Net
Server-side scripts infoStored proceduresnononono
Triggersyes infovia Hawkular Alertingyes infoLive EventsnoCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on CassandraShardingnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on Cassandrayes, with selectable consistency levelnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Eventual Consistency
Immediate Consistency
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoconfigurableAtomic execution of operationsACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyes infooptionallyyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyesyes
User concepts infoAccess controlnoauthentification to access the cache via certificates or http basic authenticationnoBased on Windows Authentication

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More resources
Hawkular MetricsOracle CoherenceSwayDBVelocityDB
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