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DBMS > IBM Db2 warehouse vs. Lovefield vs. PouchDB vs. SQream DB vs. YTsaurus

System Properties Comparison IBM Db2 warehouse vs. Lovefield vs. PouchDB vs. SQream DB vs. YTsaurus

Editorial information provided by DB-Engines
NameIBM Db2 warehouse infoformerly named IBM dashDB  Xexclude from comparisonLovefield  Xexclude from comparisonPouchDB  Xexclude from comparisonSQream DB  Xexclude from comparisonYTsaurus  Xexclude from comparison
DescriptionCloud-based data warehousing serviceEmbeddable relational database for web apps written in pure JavaScriptJavaScript DBMS with an API inspired by CouchDBa GPU-based, columnar RDBMS for big data analytics workloadsYTsaurus is an open source platform for distributed storage and processing.
Primary database modelRelational DBMSRelational DBMSDocument storeRelational DBMSDocument store
Key-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.37
Rank#160  Overall
#74  Relational DBMS
Score0.33
Rank#286  Overall
#131  Relational DBMS
Score2.34
Rank#112  Overall
#21  Document stores
Score0.74
Rank#224  Overall
#103  Relational DBMS
Score0.21
Rank#324  Overall
#45  Document stores
#48  Key-value stores
Websitewww.ibm.com/­products/­db2/­warehousegoogle.github.io/­lovefieldpouchdb.comsqream.comytsaurus.tech
Technical documentationgithub.com/­google/­lovefield/­blob/­master/­docs/­spec_index.mdpouchdb.com/­guidesdocs.sqream.comytsaurus.tech/­docs/­en
DeveloperIBMGoogleApache Software FoundationSQream TechnologiesYandex
Initial release20142014201220172023
Current release2.1.12, February 20177.1.1, June 20192022.1.6, December 2022
License infoCommercial or Open SourcecommercialOpen Source infoApache 2.0Open SourcecommercialOpen Source infoApache License, Version 2.0
Cloud-based only infoOnly available as a cloud serviceyesnononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScriptJavaScriptC++, CUDA, Haskell, Java, ScalaC++
Server operating systemshostedserver-less, requires a JavaScript environment (browser, Node.js) infotested with Chrome, Firefox, IE, Safariserver-less, requires a JavaScript environment (browser, Node.js)LinuxUbuntu
Data schemeyesyesschema-freeyes
Typing infopredefined data types such as float or dateyesyesnoyes, ANSI Standard SQL Typesyes
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.no infoImport/export of XML data possiblenonono
Secondary indexesyesyesyes infovia viewsno
SQL infoSupport of SQLyesSQL-like query language infovia JavaScript builder patternnoyesYQL, an SQL-based language, is supported
APIs and other access methods.NET Client API
JDBC
ODBC
OLE DB
HTTP REST infoonly for PouchDB Server
JavaScript API
.Net
JDBC
ODBC
Supported programming languagesJava
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
JavaScriptJavaScriptC++
Java
JavaScript (Node.js)
Python
C++
Go
Java
JavaScript
Python
Server-side scripts infoStored proceduresPL/SQL, SQL PLnoView functions in JavaScriptuser defined functions in Python
TriggersyesUsing read-only observersyesno
Partitioning methods infoMethods for storing different data on different nodesShardingnoneSharding infowith a proxy-based framework, named couchdb-loungehorizontal and vertical partitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyesnoneMulti-source replication infoalso with CouchDB databases
Source-replica replication infoalso with CouchDB databases
noneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyesnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDnoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyes, by using IndexedDB or the cloud service Firebase Realtime Databaseyes 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.yesyes infousing MemoryDByes
User concepts infoAccess controlfine grained access rights according to SQL-standardnonoAccess Control Lists

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More resources
IBM Db2 warehouse infoformerly named IBM dashDBLovefieldPouchDBSQream DBYTsaurus
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