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DBMS > Oracle Coherence vs. PostGIS vs. RethinkDB

System Properties Comparison Oracle Coherence vs. PostGIS vs. RethinkDB

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Editorial information provided by DB-Engines
NameOracle Coherence  Xexclude from comparisonPostGIS  Xexclude from comparisonRethinkDB  Xexclude from comparison
DescriptionOracles in-memory data grid solutionSpatial extension of PostgreSQLDBMS for the Web with a mechanism to push updated query results to applications in realtime.
Primary database modelKey-value storeSpatial DBMSDocument store
Secondary database modelsRelational DBMSSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.97
Rank#129  Overall
#22  Key-value stores
Score21.72
Rank#29  Overall
#1  Spatial DBMS
Score2.66
Rank#107  Overall
#20  Document stores
Websitewww.oracle.com/­java/­coherencepostgis.netrethinkdb.com
Technical documentationdocs.oracle.com/­en/­middleware/­standalone/­coherencepostgis.net/­documentationrethinkdb.com/­docs
DeveloperOracleThe Linux Foundation infosince July 2017
Initial release200720052009
Current release14.1, August 20233.4.2, February 20242.4.1, August 2020
License infoCommercial or Open SourcecommercialOpen Source infoGPL v2.0Open Source infoApache Version 2
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaCC++
Server operating systemsAll OS with a Java VMLinux
OS X
Windows
Data schemeschema-freeyesschema-free
Typing infopredefined data types such as float or dateyesyesyes infostring, binary, float, bool, date, geometry
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.noyesno
Secondary indexesnoyesyes
SQL infoSupport of SQLnoyesno
APIs and other access methodsJCache
JPA
RESTful HTTP API
Supported programming languages.Net
C++
Java
C infocommunity-supported driver
C# infocommunity-supported driver
C++ infocommunity-supported driver
Clojure infocommunity-supported driver
Dart infocommunity-supported driver
Erlang infocommunity-supported driver
Go infocommunity-supported driver
Haskell infocommunity-supported driver
Java infoofficial driver
JavaScript (Node.js) infoofficial driver
Lisp infocommunity-supported driver
Lua infocommunity-supported driver
Objective-C infocommunity-supported driver
Perl infocommunity-supported driver
PHP infocommunity-supported driver
Python infoofficial driver
Ruby infoofficial driver
Scala infocommunity-supported driver
Server-side scripts infoStored proceduresnouser defined functions
Triggersyes infoLive EventsyesClient-side triggers through changefeeds
Partitioning methods infoMethods for storing different data on different nodesShardingyes infobased on PostgreSQLSharding inforange based
Replication methods infoMethods for redundantly storing data on multiple nodesyes, with selectable consistency levelyes infobased on PostgreSQLSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataconfigurableACIDAtomic single-document operations
Concurrency infoSupport for concurrent manipulation of datayesyesyes infoMVCC based
Durability infoSupport for making data persistentyes infooptionallyyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnono
User concepts infoAccess controlauthentification to access the cache via certificates or http basic authenticationyes infobased on PostgreSQLyes infousers and table-level permissions

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Oracle CoherencePostGISRethinkDB
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