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DBMS > Microsoft Azure Cosmos DB vs. PouchDB vs. VictoriaMetrics

System Properties Comparison Microsoft Azure Cosmos DB vs. PouchDB vs. VictoriaMetrics

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Editorial information provided by DB-Engines
NameMicrosoft Azure Cosmos DB infoformer name was Azure DocumentDB  Xexclude from comparisonPouchDB  Xexclude from comparisonVictoriaMetrics  Xexclude from comparison
DescriptionGlobally distributed, horizontally scalable, multi-model database serviceJavaScript DBMS with an API inspired by CouchDBA fast, cost-effective and scalable Time Series DBMS and monitoring solution
Primary database modelDocument store
Graph DBMS
Key-value store
Wide column store
Document storeTime Series DBMS
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score40.41
Rank#27  Overall
#4  Document stores
#2  Graph DBMS
#3  Key-value stores
#3  Wide column stores
Score3.50
Rank#99  Overall
#20  Document stores
Score0.91
Rank#210  Overall
#16  Time Series DBMS
Websiteazure.microsoft.com/­services/­cosmos-dbpouchdb.comvictoriametrics.com
Technical documentationdocs.microsoft.com/­azure/­cosmos-dbpouchdb.com/­guidesdocs.victoriametrics.com
github.com/­VictoriaMetrics/­VictoriaMetrics/­wiki
DeveloperMicrosoftApache Software FoundationVictoriaMetrics
Initial release201420122018
Current release7.1.1, June 2019v1.77, May 2022
License infoCommercial or Open SourcecommercialOpen SourceOpen Source infoApache Version 2.0
Cloud-based only infoOnly available as a cloud serviceyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScriptGo
Server operating systemshostedserver-less, requires a JavaScript environment (browser, Node.js)FreeBSD
Linux
macOS
OpenBSD
Data schemeschema-freeschema-free
Typing infopredefined data types such as float or dateyes infoJSON typesno
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 indexesyes infoAll properties auto-indexed by defaultyes infovia views
SQL infoSupport of SQLSQL-like query languagenono
APIs and other access methodsDocumentDB API
Graph API (Gremlin)
MongoDB API
RESTful HTTP API
Table API
HTTP REST infoonly for PouchDB Server
JavaScript API
Graphite protocol
InfluxDB Line Protocol
OpenTSDB
Prometheus Query API
Prometheus Remote Read/Write
Supported programming languages.Net
C#
Java
JavaScript
JavaScript (Node.js)
MongoDB client drivers written for various programming languages
Python
JavaScript
Server-side scripts infoStored proceduresJavaScriptView functions in JavaScriptno
TriggersJavaScriptyesno
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud serviceSharding infowith a proxy-based framework, named couchdb-lounge
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud serviceMulti-source replication infoalso with CouchDB databases
Source-replica replication infoalso with CouchDB databases
Synchronous replication
MapReduce infoOffers an API for user-defined Map/Reduce methodswith Hadoop integration infoIntegration with Hadoop/HDInsight on Azure*yesno
Consistency concepts infoMethods to ensure consistency in a distributed systemBounded Staleness
Consistent Prefix
Eventual Consistency
Immediate Consistency infoConsistency level configurable on request level
Session Consistency
Eventual ConsistencyEventual Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataMulti-item ACID transactions with snapshot isolation within a partitionnono
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes infoby using IndexedDB, WebSQL or LevelDB as backendyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno
User concepts infoAccess controlAccess rights can be defined down to the item levelno

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More resources
Microsoft Azure Cosmos DB infoformer name was Azure DocumentDBPouchDBVictoriaMetrics
DB-Engines blog posts

New kids on the block: database management systems implemented in JavaScript
1 December 2014, Matthias Gelbmann

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Recent citations in the news

Defender for Azure Cosmos DB Preview Announced by Microsoft
2 March 2022, Redmondmag.com

Microsoft Defender for Cosmos DB is Now Available in Preview
3 March 2022, Petri.com

ChaosDB: Infosec bods could pull anyone's plaintext Azure Cosmos DB keys at will from Microsoft admin tools
12 November 2021, The Register

Researchers discover critical flaw in Azure Cosmos DB
27 August 2021, TechTarget

How to Process Big Data with MapReduce
23 September 2022, Packt Hub

provided by Google News

Getting Started with PouchDB Client-Side JavaScript Database
7 September 2016, SitePoint

Synchronizing Offline App Data with PouchDB
25 September 2015, SitePoint

provided by Google News

5 distributed tracing tools to ease application monitoring
14 September 2022, TechTarget

Victoriametrics' Opensource Monitoring Reigns Supreme As User Base Tops 50 Million
10 May 2022, ResponseSource

VictoriaMetrics: An open-source data platform helping satellites get to orbit
5 August 2022, SiliconRepublic.com

The (Almost) Infinitely Scalable Open Source Monitoring Dream
16 August 2022, Forbes

350,000 open source projects at risk due to 15-year-old vulnerability
21 September 2022, Information Age

provided by Google News

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