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DBMS > OpenTSDB vs. Oracle Coherence vs. UniData,UniVerse vs. WakandaDB

System Properties Comparison OpenTSDB vs. Oracle Coherence vs. UniData,UniVerse vs. WakandaDB

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Editorial information provided by DB-Engines
NameOpenTSDB  Xexclude from comparisonOracle Coherence  Xexclude from comparisonUniData,UniVerse  Xexclude from comparisonWakandaDB  Xexclude from comparison
DescriptionScalable Time Series DBMS based on HBaseOracles in-memory data grid solutionMultiValue database and application server with SQL mapping layer and meta database capabilitiesWakandaDB is embedded in a server that provides a REST API and a server-side javascript engine to access data
Primary database modelTime Series DBMSKey-value storeMultivalue DBMSObject oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.68
Rank#146  Overall
#12  Time Series DBMS
Score1.92
Rank#130  Overall
#22  Key-value stores
Score3.16
Rank#97  Overall
#2  Multivalue DBMS
Score0.03
Rank#364  Overall
#17  Object oriented DBMS
Websiteopentsdb.netwww.oracle.com/­java/­coherencewww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-unidatawakanda.github.io
Technical documentationopentsdb.net/­docs/­build/­html/­index.htmldocs.oracle.com/­en/­middleware/­standalone/­coherencedocs.rocketsoftware.com/­bundle?cluster=true&labelkey=unidata&labelkey=prod_unidatawakanda.github.io/­doc
Developercurrently maintained by Yahoo and other contributorsOracleRocket SoftwareWakanda SAS
Initial release2011200719852012
Current release14.1, August 20232.7.0 (AprilĀ 29, 2019), April 2019
License infoCommercial or Open SourceOpen Source infoLGPLcommercialcommercialOpen Source infoAGPLv3, extended commercial license available
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 languageJavaJavaCC++, JavaScript
Server operating systemsLinux
Windows
All OS with a Java VMAIX
HP-UX
Linux
Solaris
Windows
Linux
OS X
Windows
Data schemeschema-freeschema-freeschema-freeyes
Typing infopredefined data types such as float or datenumeric data for metrics, strings for tagsyesoptionalyes
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.nonono
Secondary indexesnonoyes
SQL infoSupport of SQLnonoyesno
APIs and other access methodsHTTP API
Telnet API
JCache
JPA
RESTful HTTP API
Java API infoJPA
JDBC
ODBC
OLE DB
Proprietary protocol
RESTful HTTP API
SOAP-based API
RESTful HTTP API
Supported programming languagesErlang
Go
Java
Python
R
Ruby
.Net
C++
Java
.Net
Basic infoU2 Basic
C
Java
JavaScript
Server-side scripts infoStored proceduresnonoyesyes
Triggersnoyes infoLive Eventsyes infoU2 Basicyes
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on HBaseShardingnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on HBaseyes, with selectable consistency levelSource-replica replicationnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency infobased on HBaseEventual Consistency
Immediate Consistency
Immediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoconfigurableACID infoconfigurableACID
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.noyesno
User concepts infoAccess controlnoauthentification to access the cache via certificates or http basic authenticationAccess rights according to SQL-standard and operating system basedyes

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More resources
OpenTSDBOracle CoherenceUniData,UniVerseWakandaDB
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