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DBMS > OushuDB vs. PouchDB vs. Sequoiadb vs. TerarkDB

System Properties Comparison OushuDB vs. PouchDB vs. Sequoiadb vs. TerarkDB

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Editorial information provided by DB-Engines
NameOushuDB  Xexclude from comparisonPouchDB  Xexclude from comparisonSequoiadb  Xexclude from comparisonTerarkDB  Xexclude from comparison
DescriptionA data warehouse powered by Apache HAWQ supporting descriptive analysis and advanced machine learningJavaScript DBMS with an API inspired by CouchDBNewSQL database with distributed OLTP and SQLA key-value store forked from RocksDB with advanced compression algorithms. It can be used standalone or as a storage engine for MySQL and MongoDB
Primary database modelRelational DBMSDocument storeDocument store
Relational DBMS
Key-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.04
Rank#363  Overall
#154  Relational DBMS
Score2.28
Rank#115  Overall
#21  Document stores
Score0.45
Rank#261  Overall
#41  Document stores
#122  Relational DBMS
Score0.00
Rank#383  Overall
#60  Key-value stores
Websitewww.oushu.com/­product/­oushuDBpouchdb.comwww.sequoiadb.comgithub.com/­bytedance/­terarkdb
Technical documentationwww.oushu.com/­documentationpouchdb.com/­guideswww.sequoiadb.com/­en/­index.php?m=Files&a=indexbytedance.larkoffice.com/­docs/­doccnZmYFqHBm06BbvYgjsHHcKc
DeveloperOushuApache Software FoundationSequoiadb Ltd.ByteDance, originally Terark
Initial release201220132016
Current release4.0.1, August 20207.1.1, June 2019
License infoCommercial or Open SourcecommercialOpen SourceOpen Source infoServer: AGPL; Client: Apache V2commercial inforestricted open source version available
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptC++C++
Server operating systemsLinuxserver-less, requires a JavaScript environment (browser, Node.js)Linux
Data schemeyesschema-freeschema-freeschema-free
Typing infopredefined data types such as float or dateyesnoyes infooid, date, timestamp, binary, regexno
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 indexesyesyes infovia viewsyesno
SQL infoSupport of SQLFull-featured ANSI SQL supportnoSQL-like query languageno
APIs and other access methodsJDBC
ODBC
HTTP REST infoonly for PouchDB Server
JavaScript API
proprietary protocol using JSONC++ API
Java API
Supported programming languagesC
C++
JavaScript.Net
C++
Java
PHP
Python
C++
Java
Server-side scripts infoStored proceduresyesView functions in JavaScriptJavaScriptno
Triggersyesyesnono
Partitioning methods infoMethods for storing different data on different nodesyesSharding infowith a proxy-based framework, named couchdb-loungeShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication infoalso with CouchDB databases
Source-replica replication infoalso with CouchDB databases
Source-replica replicationnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsHadoop integrationyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyEventual Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoDocument is locked during a transactionno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes infoby using IndexedDB, WebSQL or LevelDB as backendyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyes
User concepts infoAccess controlKerberos, SSL and role based accessnosimple password-based access controlno

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More resources
OushuDBPouchDBSequoiadbTerarkDB
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