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DBMS > Ehcache vs. NSDb vs. OushuDB

System Properties Comparison Ehcache vs. NSDb vs. OushuDB

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Editorial information provided by DB-Engines
NameEhcache  Xexclude from comparisonNSDb  Xexclude from comparisonOushuDB  Xexclude from comparison
DescriptionA widely adopted Java cache with tiered storage optionsScalable, High-performance Time Series DBMS designed for Real-time Analytics on top of KubernetesA data warehouse powered by Apache HAWQ supporting descriptive analysis and advanced machine learning
Primary database modelKey-value storeTime Series DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score4.64
Rank#68  Overall
#8  Key-value stores
Score0.08
Rank#369  Overall
#40  Time Series DBMS
Score0.10
Rank#355  Overall
#154  Relational DBMS
Websitewww.ehcache.orgnsdb.iowww.oushu.com/­product/­oushuDB
Technical documentationwww.ehcache.org/­documentationnsdb.io/­Architecturewww.oushu.com/­documentation
DeveloperTerracotta Inc, owned by Software AGOushu
Initial release20092017
Current release3.10.0, March 20224.0.1, August 2020
License infoCommercial or Open SourceOpen Source infoApache Version 2; commercial licenses availableOpen Source infoApache Version 2.0commercial
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaJava, Scala
Server operating systemsAll OS with a Java VMLinux
macOS
Linux
Data schemeschema-freeyes
Typing infopredefined data types such as float or dateyesyes: int, bigint, decimal, stringyes
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.nono
Secondary indexesnoall fields are automatically indexedyes
SQL infoSupport of SQLnoSQL-like query languageFull-featured ANSI SQL support
APIs and other access methodsJCachegRPC
HTTP REST
WebSocket
JDBC
ODBC
Supported programming languagesJavaJava
Scala
C
C++
Server-side scripts infoStored proceduresnonoyes
Triggersyes infoCache Event Listenersyes
Partitioning methods infoMethods for storing different data on different nodesSharding infoby using Terracotta ServerShardingyes
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoby using Terracotta Server
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoHadoop integration
Consistency concepts infoMethods to ensure consistency in a distributed systemTunable Consistency (Strong, Eventual, Weak)Eventual Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infosupports JTA and can work as an XA resourcenoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyes infousing a tiered cache-storage approachUsing Apache Luceneyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlnoKerberos, SSL and role based access

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More resources
EhcacheNSDbOushuDB
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