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DBMS > Alibaba Cloud PolarDB vs. Badger vs. EJDB vs. Oracle Coherence vs. StarRocks

System Properties Comparison Alibaba Cloud PolarDB vs. Badger vs. EJDB vs. Oracle Coherence vs. StarRocks

Editorial information provided by DB-Engines
NameAlibaba Cloud PolarDB  Xexclude from comparisonBadger  Xexclude from comparisonEJDB  Xexclude from comparisonOracle Coherence  Xexclude from comparisonStarRocks  Xexclude from comparison
DescriptionA cloud-native relational database compatible with MySQL, PostgreSQL, and Oracle. Designed for business critical applications.An embeddable, persistent, simple and fast Key-Value Store, written purely in Go.Embeddable document-store database library with JSON representation of queries (in MongoDB style)Oracles in-memory data grid solutionAn open source, high-performance columnar analytical database that enables real-time, multi-dimensional, and highly concurrent data analytics infoForked from Apache Doris
Primary database modelRelational DBMSKey-value storeDocument storeKey-value storeRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.66
Rank#235  Overall
#108  Relational DBMS
Score0.22
Rank#320  Overall
#47  Key-value stores
Score0.31
Rank#296  Overall
#44  Document stores
Score1.97
Rank#129  Overall
#22  Key-value stores
Score0.93
Rank#198  Overall
#93  Relational DBMS
Websitewww.alibabacloud.com/­product/­polardbgithub.com/­dgraph-io/­badgergithub.com/­Softmotions/­ejdbwww.oracle.com/­java/­coherencewww.starrocks.io
Technical documentationwww.alibabacloud.com/­help/­en/­polardb/­product-overviewgodoc.org/­github.com/­dgraph-io/­badgergithub.com/­Softmotions/­ejdb/­blob/­master/­README.mddocs.oracle.com/­en/­middleware/­standalone/­coherencedocs.starrocks.io/­en-us/­latest/­introduction/­StarRocks_intro
DeveloperAlibabaDGraph LabsSoftmotionsOracleThe Linux Foundation infosince Feb 2023
Initial release2017201220072020
Current release14.1, August 20232.5.3, March 2023
License infoCommercial or Open SourcecommercialOpen Source infoApache 2.0Open Source infoGPLv2commercialOpen Source infoApache Version 2.0
Cloud-based only infoOnly available as a cloud serviceyesnononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageGoCJavaC++, Java
Server operating systemshostedBSD
Linux
OS X
Solaris
Windows
server-lessAll OS with a Java VMLinux
Data schemeyesschema-freeschema-freeschema-freeyes
Typing infopredefined data types such as float or dateyesnoyes infostring, integer, double, bool, date, object_idyesyes
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.yesnonono
Secondary indexesyesnononoyes
SQL infoSupport of SQLyesnononoyes
APIs and other access methodsJDBC
ODBC
in-process shared libraryJCache
JPA
RESTful HTTP API
JDBC
MySQL protocol
Supported programming languagesJava
Python
GoActionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
.Net
C++
Java
Java
Server-side scripts infoStored proceduresyesnononouser defined functions
Triggersyesnonoyes infoLive Eventsno
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud servicenonenoneShardinghorizontal partitioning (by range and hash)
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud servicenonenoneyes, with selectable consistency level
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynoneEventual Consistency
Immediate Consistency
Immediate Consistency
Foreign keys infoReferential integrityyesnono infotypically not needed, however similar functionality with collection joins possiblenono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnonoconfigurableno
Concurrency infoSupport for concurrent manipulation of datayesyesyes infoRead/Write Lockingyesyes
Durability infoSupport for making data persistentyesyesyesyes infooptionallyyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyesno
User concepts infoAccess controlfine grained access rights according to SQL-standardnonoauthentification to access the cache via certificates or http basic authenticationRole based access control and fine grained access rights
More information provided by the system vendor
Alibaba Cloud PolarDBBadgerEJDBOracle CoherenceStarRocks
Specific characteristicsPolarDB, previously ApsaraDB for PolarDB, is a cloud-native relational database designed...
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Competitive advantagesWebinar: Top Scientists Live: Tech Secrets to Double 11's Success Revealed. White...
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Typical application scenariosCreating a Robust Cloud-Based Database for Fintech, E-Commerce and Gaming. Learn...
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Licensing and pricing modelsSpecification and pricing. You can use either of the following billing methods to...
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More resources
Alibaba Cloud PolarDBBadgerEJDBOracle CoherenceStarRocks
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