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DBMS > Google Cloud Spanner vs. Microsoft Azure Cosmos DB

System Properties Comparison Google Cloud Spanner vs. Microsoft Azure Cosmos DB

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Editorial information provided by DB-Engines
NameGoogle Cloud Spanner  Xexclude from comparisonMicrosoft Azure Cosmos DB infoformer name was Azure DocumentDB  Xexclude from comparison
DescriptionA horizontally scalable, globally consistent, relational database service. It is the externalization of the core Google database that runs the biggest aspects of Google, like Ads and Google Play.Globally distributed, horizontally scalable, multi-model database service
Primary database modelRelational DBMSDocument store
Graph DBMS
Key-value store
Wide column store
Secondary database modelsKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.43
Rank#117  Overall
#61  Relational DBMS
Score20.26
Rank#28  Overall
#4  Document stores
#2  Graph DBMS
#4  Key-value stores
#3  Wide column stores
Websitecloud.google.com/­spannerazure.microsoft.com/­services/­cosmos-db
Technical documentationcloud.google.com/­spanner/­docsdocs.microsoft.com/­en-us/­azure/­cosmos-db
DeveloperGoogleMicrosoft
Initial releaseFebruary 20172014
License infoCommercial or Open Sourcecommercialcommercial
Cloud-based only infoOnly available as a cloud serviceyesyes
Server operating systemshostedhosted
Data schemeyesschema-free
Typing infopredefined data types such as float or dateyesyes infoJSON types
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 indexesyesyes infoAll properties auto-indexed by default
SQL infoSupport of SQLyes infoQuery statements complying to ANSI 2011SQL-like query language
APIs and other access methodsgRPC (using protocol buffers) API
RESTful HTTP API
JDBC infoAt present, JDBC supports read-only queries. No support for DDL or DML statements.
DocumentDB API
Graph API (Gremlin)
MongoDB API
RESTful HTTP API
Table API
Supported programming languagesGo
Java
JavaScript (Node.js)
Python
.Net
C#
Java
JavaScript
JavaScript (Node.js)
MongoDB client drivers written for various programming languages
Python
Server-side scripts infoStored proceduresnoJavaScript
TriggersnoJavaScript
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infoImplicit feature of the cloud service
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-Master replication with 3 replicas for regional instances.yes infoImplicit feature of the cloud service
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infousing Google Cloud Dataflowwith Hadoop integration infoIntegration with Hadoop/HDInsight on Azure*
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyBounded Staleness
Consistent Prefix
Session Consistency
Eventual Consistency
Immediate Consistency infoConsistency level configurable on request level
Foreign keys infoReferential integrityyes infoby using interleaved tables, this features focuses more on performance improvements than on referential integrityno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infoStrict serializable isolationMulti-item ACID transactions with snapshot isolation within a partition
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 for users, groups and roles based on Google Cloud Identity and Access Management (IAM)Access rights can be defined down to the item level
More information provided by the system vendor
Google Cloud SpannerMicrosoft Azure Cosmos DB infoformer name was Azure DocumentDB
Specific characteristicsCloud Spanner is the only enterprise-grade, globally-distributed, and strongly consistent...
» more
Azure Cosmos DB is Microsoft’s globally-distributed, horizontally scalable, multi-model...
» more
Competitive advantagesNo compromises Most databases today require making trade-offs between scale and consistency....
» more
Global distribution Easily build globally-distributed applications without the hassle...
» more
Typical application scenariosFinancial trading, insurance, global call centers, supply-chain management and manufacturing,...
» more
Azure Cosmos DB enables writing globally distributed applications and allows you...
» more
Key customersMarketo , Optiva , Evernote , Mixpanel , Google
» more
Jet.com, Asos, Real Madrid, Orange Tribes, MSN, Telenor, NextGames, Schneider Electric,...
» more
Market metricsGartner Research positions Microsoft as the leader in the Magic Quadrant Operational...
» more
Licensing and pricing modelsWith Azure Cosmos DB, pay only for the storage you use and the throughput you provision...
» more
Related products and services
3rd partiesCData: Connect to Big Data & NoSQL through standard Drivers.
» more

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More resources
Google Cloud SpannerMicrosoft Azure Cosmos DB infoformer name was Azure DocumentDB
Recent citations in the news

New Updates to Google's Cloud Spanner and Cloud Bigtable Databases
15 October 2018, InfoQ.com

Google updates its Cloud Spanner and Cloud BigTable databases
12 October 2018, SiliconANGLE News (blog)

Google Releases New Capabilities for Its Apigee API Platform
20 October 2018, InfoQ.com

Google Introduces New Features for Cloud Spanner and Cloud Bigtable
12 October 2018, Read IT Quik

Google Cloud Updates Data Analytics Offerings
25 September 2018, Database Trends and Applications

provided by Google News

Microsoft Announces Several Updates to Azure Cosmos DB Features
9 October 2018, InfoQ.com

Microsoft's globally distributed data shack Cosmos DB shoots for sky. Or at least 5 nines
24 September 2018, The Register

Microsoft announces updates to Cosmos DB and new Azure SQL DB hyper scale service tier
24 September 2018, MSPoweruser

How Anil Kumble's Power Bat will revolutionize fan engagement in cricket
20 October 2018, InsideSport

Satya Nadella reflects on Microsoft's progress in areas of data, AI, business applications, trust, privacy and more.
17 October 2018, Packt Hub

provided by Google News

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