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DBMS > Alibaba Cloud TSDB vs. Amazon SimpleDB vs. Blueflood vs. LokiJS

System Properties Comparison Alibaba Cloud TSDB vs. Amazon SimpleDB vs. Blueflood vs. LokiJS

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Editorial information provided by DB-Engines
NameAlibaba Cloud TSDB  Xexclude from comparisonAmazon SimpleDB  Xexclude from comparisonBlueflood  Xexclude from comparisonLokiJS  Xexclude from comparison
DescriptionA stable, reliable, and cost-effective online high-performance time series database serviceHosted simple database service by Amazon, with the data stored in the Amazon Cloud. infoThere is an unrelated product called SimpleDB developed by Edward ScioreScalable TimeSeries DBMS based on CassandraIn-memory JavaScript DBMS
Primary database modelTime Series DBMSKey-value storeTime Series DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.23
Rank#285  Overall
#25  Time Series DBMS
Score2.10
Rank#122  Overall
#24  Key-value stores
Score0.00
Rank#361  Overall
#33  Time Series DBMS
Score0.57
Rank#226  Overall
#34  Document stores
Websitewww.alibabacloud.com/­product/­hitsdbaws.amazon.com/­simpledbblueflood.iogithub.com/­techfort/­LokiJS
Technical documentationwww.alibabacloud.com/­help/­doc-detail/­55652.htmdocs.aws.amazon.com/­simpledbgithub.com/­rackerlabs/­blueflood/­wikitechfort.github.io/­LokiJS
DeveloperAlibabaAmazonRackspace
Initial release200720132014
License infoCommercial or Open SourcecommercialcommercialOpen Source infoApache 2.0Open Source
Cloud-based only infoOnly available as a cloud serviceyesyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaJavaScript
Server operating systemshostedhostedLinux
OS X
server-less, requires a JavaScript environment (browser, Node.js)
Data schemeschema-freeschema-freepredefined schemeschema-free
Typing infopredefined data types such as float or dateNumeric data and Stringsnoyesno
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.nonono
Secondary indexesnoyes infoAll columns are indexed automaticallynoyes infovia views
SQL infoSupport of SQLnononono
APIs and other access methodsHTTP RESTRESTful HTTP APIHTTP RESTJavaScript API
Supported programming languagesJava.Net
C
C++
Erlang
Java
PHP
Python
Ruby
Scala
JavaScript
Server-side scripts infoStored proceduresnononoView functions in JavaScript
Triggersnononoyes
Partitioning methods infoMethods for storing different data on different nodesnone infoSharding must be implemented in the applicationSharding infobased on Cassandranone
Replication methods infoMethods for redundantly storing data on multiple nodesyesselectable replication factor infobased on Cassandranone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Immediate Consistency infocan be specified for read operations
Eventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
none
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanono infoConcurrent data updates can be detected by the applicationnono infoatomic operations within a single collection possible
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyes
User concepts infoAccess controlAccess managed on TSDB instance levelAccess rights for users and roles can be defined via the AWS Identity and Access Management (IAM)nono

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More resources
Alibaba Cloud TSDBAmazon SimpleDBBluefloodLokiJS
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