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DBMS > JSqlDb vs. Memcached vs. Oracle Coherence vs. SiriDB vs. Yaacomo

System Properties Comparison JSqlDb vs. Memcached vs. Oracle Coherence vs. SiriDB vs. Yaacomo

Editorial information provided by DB-Engines
NameJSqlDb  Xexclude from comparisonMemcached  Xexclude from comparisonOracle Coherence  Xexclude from comparisonSiriDB  Xexclude from comparisonYaacomo  Xexclude from comparison
JSqlDB seems to be discontinued. Therefore it is excluded from the DB-Engines ranking.Yaacomo seems to be discontinued and is removed from the DB-Engines ranking
DescriptionJavaScript Query Language Database, stores JavaScript objects and primitivesIn-memory key-value store, originally intended for cachingOracles in-memory data grid solutionOpen Source Time Series DBMSOpenCL based in-memory RDBMS, designed for efficiently utilizing the hardware via parallel computing
Primary database modelDocument store
Object oriented DBMS
Key-value storeKey-value storeTime Series DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score18.08
Rank#32  Overall
#4  Key-value stores
Score1.97
Rank#129  Overall
#22  Key-value stores
Score0.07
Rank#378  Overall
#42  Time Series DBMS
Websitejsqldb.org (offline)www.memcached.orgwww.oracle.com/­java/­coherencesiridb.comyaacomo.com
Technical documentationgithub.com/­memcached/­memcached/­wikidocs.oracle.com/­en/­middleware/­standalone/­coherencedocs.siridb.com
DeveloperKonrad von BackstromDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalOracleCesbitQ2WEB GmbH
Initial release20182003200720172009
Current release0.8, December 20181.6.27, May 202414.1, August 2023
License infoCommercial or Open SourceOpen SourceOpen Source infoBSD licensecommercialOpen Source infoMIT Licensecommercial
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageCJavaC
Server operating systemsLinux
macOS
Windows
FreeBSD
Linux
OS X
Unix
Windows
All OS with a Java VMLinuxAndroid
Linux
Windows
Data schemeschema-freeschema-freeschema-freeyesyes
Typing infopredefined data types such as float or datenonoyesyes infoNumeric datayes
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 indexesnononoyesyes
SQL infoSupport of SQLnonononoyes
APIs and other access methodsProprietary protocolJCache
JPA
RESTful HTTP API
HTTP APIJDBC
ODBC
Supported programming languagesJavaScript.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
.Net
C++
Java
C
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
Server-side scripts infoStored proceduresfunctions in JavaScriptnonono
Triggersnonoyes infoLive Eventsnoyes
Partitioning methods infoMethods for storing different data on different nodesnonenoneShardingShardinghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnonenone infoRepcached, a Memcached patch, provides this functionallityyes, with selectable consistency levelyesSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency
Immediate Consistency
Foreign keys infoReferential integritynonononoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoconfigurablenoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyes infousing RocksDBnoyes infooptionallyyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyes
User concepts infoAccess controlyes infousing SASL (Simple Authentication and Security Layer) protocolauthentification to access the cache via certificates or http basic authenticationsimple rights management via user accountsfine grained access rights according to SQL-standard

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More resources
JSqlDbMemcachedOracle CoherenceSiriDBYaacomo
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