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DBMS > Microsoft Azure Cosmos DB vs. Yandex Database (YDB)

System Properties Comparison Microsoft Azure Cosmos DB vs. Yandex Database (YDB)

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Our visitors often compare Microsoft Azure Cosmos DB and Yandex Database (YDB) with PostgreSQL, Amazon Redshift and ClickHouse.

Editorial information provided by DB-Engines
NameMicrosoft Azure Cosmos DB infoformer name was Azure DocumentDB  Xexclude from comparisonYandex Database (YDB)  Xexclude from comparison
DescriptionGlobally distributed, horizontally scalable, multi-model database serviceA distributed fault-tolerant database service, with high availability, scalability, immediate consistency and ACID transactions and providing an Amazon DynamoDB compatible API
Primary database modelDocument store
Graph DBMS
Key-value store
Wide column store
Document store
Relational DBMS
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score40.22
Rank#27  Overall
#4  Document stores
#2  Graph DBMS
#3  Key-value stores
#3  Wide column stores
Score0.51
Rank#240  Overall
#38  Document stores
#115  Relational DBMS
Websiteazure.microsoft.com/­services/­cosmos-dbcloud.yandex.com/­en/­services/­ydb
github.com/­ydb-platform/­ydb
ydb.tech
Technical documentationdocs.microsoft.com/­azure/­cosmos-dbcloud.yandex.com/­en/­docs/­ydb
ydb.tech/­en/­docs
DeveloperMicrosoftYandex
Initial release20142019
License infoCommercial or Open SourcecommercialOpen Source infoApache 2.0; commercial license available
Cloud-based only infoOnly available as a cloud serviceyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Server operating systemshostedLinux
Data schemeschema-freeFlexible Schema (defined schema, partial schema, schema free)
Typing infopredefined data types such as float or dateyes infoJSON 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
Secondary indexesyes infoAll properties auto-indexed by defaultyes
SQL infoSupport of SQLSQL-like query languageSQL-like query language (YQL)
APIs and other access methodsDocumentDB API
Graph API (Gremlin)
MongoDB API
RESTful HTTP API
Table API
RESTful HTTP API (DynamoDB compatible)
Supported programming languages.Net
C#
Java
JavaScript
JavaScript (Node.js)
MongoDB client drivers written for various programming languages
Python
Go
Java
JavaScript (Node.js)
PHP
Python
Server-side scripts infoStored proceduresJavaScriptno
TriggersJavaScript
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud serviceSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud serviceActive-passive shard replication
MapReduce infoOffers an API for user-defined Map/Reduce methodswith Hadoop integration infoIntegration with Hadoop/HDInsight on Azure*no
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
Immediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataMulti-item ACID transactions with snapshot isolation within a partitionACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlAccess rights can be defined down to the item levelAccess rights defined for Yandex Cloud users

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More resources
Microsoft Azure Cosmos DB infoformer name was Azure DocumentDBYandex Database (YDB)
Recent citations in the news

Microsoft fixes cross-account vulns in Azure Database for PostgreSQL service
28 April 2022, The Register

An Introduction and Tutorial for Azure Cosmos DB
25 February 2022, InfoQ.com

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

Integrate Azure and Spring with Spring Cloud Azure
9 May 2022, iProgrammer

Hackers manage to smash Microsoft's Azure Cosmos DB database cluster, reveal poor security practices
12 November 2021, MSPoweruser

provided by Google News

Data leak from Russian delivery app shows dining habits of the secret police
3 April 2022, The Verge

provided by Google News

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