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DBMS > Blueflood vs. Microsoft Azure Cosmos DB vs. Splunk

System Properties Comparison Blueflood vs. Microsoft Azure Cosmos DB vs. Splunk

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Editorial information provided by DB-Engines
NameBlueflood  Xexclude from comparisonMicrosoft Azure Cosmos DB infoformer name was Azure DocumentDB  Xexclude from comparisonSplunk  Xexclude from comparison
DescriptionScalable TimeSeries DBMS based on CassandraGlobally distributed, horizontally scalable, multi-model database serviceAnalytics Platform for Big Data
Primary database modelTime Series DBMSDocument store
Graph DBMS
Key-value store
Wide column store
Search engine
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.06
Rank#315  Overall
#28  Time Series DBMS
Score40.82
Rank#26  Overall
#3  Document stores
#2  Graph DBMS
#3  Key-value stores
#3  Wide column stores
Score92.31
Rank#13  Overall
#2  Search engines
Websiteblueflood.ioazure.microsoft.com/­services/­cosmos-dbwww.splunk.com
Technical documentationgithub.com/­rackerlabs/­blueflood/­wikidocs.microsoft.com/­azure/­cosmos-dbdocs.splunk.com/­Documentation/­Splunk
DeveloperRackspaceMicrosoftSplunk Inc.
Initial release201320142003
License infoCommercial or Open SourceOpen Source infoApache 2.0commercialcommercial infoLimited free edition and free developer edition available
Cloud-based only infoOnly available as a cloud servicenoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJava
Server operating systemsLinux
OS X
hostedLinux
OS X
Solaris
Windows
Data schemepredefined schemeschema-freeyes
Typing infopredefined data types such as float or dateyesyes 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.noyes
Secondary indexesnoyes infoAll properties auto-indexed by defaultyes
SQL infoSupport of SQLnoSQL-like query languageno infoSplunk Search Processing Language for search commands
APIs and other access methodsHTTP RESTDocumentDB API
Graph API (Gremlin)
MongoDB API
RESTful HTTP API
Table API
HTTP REST
Supported programming languages.Net
C#
Java
JavaScript
JavaScript (Node.js)
MongoDB client drivers written for various programming languages
Python
C#
Java
JavaScript
PHP
Python
Ruby
Server-side scripts infoStored proceduresnoJavaScriptyes
TriggersnoJavaScriptyes
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on CassandraSharding infoImplicit feature of the cloud serviceSharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on Cassandrayes infoImplicit feature of the cloud serviceMulti-source replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnowith Hadoop integration infoIntegration with Hadoop/HDInsight on Azure*yes
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Bounded Staleness
Consistent Prefix
Eventual Consistency
Immediate Consistency infoConsistency level configurable on request level
Session Consistency
Eventual Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoMulti-item ACID transactions with snapshot isolation within a partitionno infoA 'Transaction' in Splunk has a different meaning: grouping related events into a single one for later searching
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nono
User concepts infoAccess controlnoAccess rights can be defined down to the item levelAccess rights for users and roles

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More resources
BluefloodMicrosoft Azure Cosmos DB infoformer name was Azure DocumentDBSplunk
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Recent citations in the news

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

At Ignite, Microsoft enhances its cloud database, warehouse and lake services
2 November 2021, ZDNet

Stormy times for cloud compliance?
4 November 2021, ZDNet

Microsoft advances Cosmos DB and previews SQL Server 2022
2 November 2021, TechTarget

Azure Cosmos DB alert: This critical vulnerability puts users at risk
27 August 2021, ZDNet

provided by Google News

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