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DBMS > Amazon CloudSearch vs. atoti vs. RDF4J vs. searchxml vs. SQL.JS

System Properties Comparison Amazon CloudSearch vs. atoti vs. RDF4J vs. searchxml vs. SQL.JS

Editorial information provided by DB-Engines
NameAmazon CloudSearch  Xexclude from comparisonatoti  Xexclude from comparisonRDF4J infoformerly known as Sesame  Xexclude from comparisonsearchxml  Xexclude from comparisonSQL.JS  Xexclude from comparison
DescriptionA hosted search engine service by Amazon with the data stored in Amazons cloudAn in-memory DBMS combining transactional and analytical processing to handle the aggregation of ever-changing data.RDF4J is a Java framework for processing RDF data, supporting both memory-based and a disk-based storage.DBMS for structured and unstructured content wrapped with an application serverPort of SQLite to JavaScript
Primary database modelSearch engineObject oriented DBMSRDF storeNative XML DBMS
Search engine
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.81
Rank#137  Overall
#12  Search engines
Score0.61
Rank#243  Overall
#10  Object oriented DBMS
Score0.74
Rank#222  Overall
#9  RDF stores
Score0.03
Rank#390  Overall
#7  Native XML DBMS
#24  Search engines
Score0.63
Rank#241  Overall
#112  Relational DBMS
Websiteaws.amazon.com/­cloudsearchatoti.iordf4j.orgwww.searchxml.net/­category/­productssql.js.org
Technical documentationdocs.aws.amazon.com/­cloudsearchdocs.atoti.iordf4j.org/­documentationwww.searchxml.net/­support/­handoutssql.js.org/­documentation/­index.html
DeveloperAmazonActiveViamSince 2016 officially forked into an Eclipse project, former developer was Aduna Software.informationpartners gmbhAlon Zakai infoenhancements implemented by others
Initial release2012200420152012
Current release1.0
License infoCommercial or Open Sourcecommercialcommercial infofree versions availableOpen Source infoEclipse Distribution License (EDL), v1.0.commercialOpen Source
Cloud-based only infoOnly available as a cloud serviceyesnononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaJavaC++JavaScript
Server operating systemshostedLinux
OS X
Unix
Windows
Windowsserver-less, requires a JavaScript environment (browser, Node.js)
Data schemeyesyes infoRDF Schemasschema-freeyes
Typing infopredefined data types such as float or dateyesyesyesyes
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.yesno
Secondary indexesyes infoall search fields are automatically indexedyesyes
SQL infoSupport of SQLnoMultidimensional Expressions (MDX)nonoyes infoSQL-92 is not fully supported
APIs and other access methodsHTTP APIJava API
RIO infoRDF Input/Output
Sail API
SeRQL infoSesame RDF Query Language
Sesame REST HTTP Protocol
SPARQL
RESTful HTTP API
WebDAV
XQuery
XSLT
JavaScript API
Supported programming languagesJava
PHP
Python
C++ infomost other programming languages supported via APIsJavaScript
Server-side scripts infoStored proceduresnoPythonyesyes infoon the application serverno
Triggersnoyesnono
Partitioning methods infoMethods for storing different data on different nodesyes infoautomatic partitioning across Amazon Search Instance as requiredSharding, horizontal partitioningnonenonenone
Replication methods infoMethods for redundantly storing data on multiple nodesyes infomanaged transparently by AWSnoneyes infosychronisation to multiple collectionsnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistencynone
Foreign keys infoReferential integritynonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID infoIsolation support depends on the API usedmultiple readers, single writerACID
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yesyes
Durability infoSupport for making data persistentyesyes infoin-memory storage is supported as wellyesno infoexcept by serializing a db to a file
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyes
User concepts infoAccess controlauthentication via encrypted signaturesnoDomain, group and role-based access control at the document level and for application servicesno

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More resources
Amazon CloudSearchatotiRDF4J infoformerly known as SesamesearchxmlSQL.JS
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