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DBMS > Citus vs. CrateDB vs. Microsoft Azure Data Explorer vs. NCache vs. Stardog

Vergleich der Systemeigenschaften Citus vs. CrateDB vs. Microsoft Azure Data Explorer vs. NCache vs. Stardog

Redaktionelle Informationen bereitgestellt von DB-Engines
NameCitus  Xaus Vergleich ausschliessenCrateDB  Xaus Vergleich ausschliessenMicrosoft Azure Data Explorer  Xaus Vergleich ausschliessenNCache  Xaus Vergleich ausschliessenStardog  Xaus Vergleich ausschliessen
KurzbeschreibungScalable hybrid operational and analytics RDBMS for big data use cases based on PostgreSQLVerteilter Data Store basierend auf LuceneFully managed big data interactive analytics platformOpen-Source and Enterprise in-memory Key-Value StoreEnterprise Knowledge Graph platform and graph DBMS with high availability, high performance reasoning, and virtualization
Primäres DatenbankmodellRelational DBMSDocument Store
Spatial DBMS
Suchmaschine
Time Series DBMS
Vektor DBMS
Relational DBMS infocolumn orientedKey-Value StoreGraph DBMS
RDF Store
Sekundäre DatenbankmodelleDocument StoreRelational DBMSDocument Store infoIf a column is of type dynamic docs.microsoft.com/­en-us/­azure/­kusto/­query/­scalar-data-types/­dynamic then it's possible to add arbitrary JSON documents in this cell
Event Store infothis is the general usage pattern at Microsoft. Billing, Logs, Telemetry events are stored in ADX and the state of an individual entity is defined by the arg_max(timestamps)
Spatial DBMS
Suchmaschine infosupport for complex search expressions docs.microsoft.com/­en-us/­azure/­kusto/­query/­parseoperator FTS, Geospatial docs.microsoft.com/­en-us/­azure/­kusto/­query/­geo-point-to-geohash-function distributed search -> ADX acts as a distributed search engine
Time Series DBMS infosee docs.microsoft.com/­en-us/­azure/­data-explorer/­time-series-analysis
Document Store
Suchmaschine infoUsing distributed Lucene
DB-Engines Ranking infomisst die Popularität von Datenbankmanagement- systemenranking trend
Trend Chart
Punkte2,21
Rang#118  Overall
#56  Relational DBMS
Punkte0,73
Rang#224  Overall
#37  Document Stores
#5  Spatial DBMS
#16  Suchmaschinen
#19  Time Series DBMS
#8  Vektor DBMS
Punkte4,38
Rang#77  Overall
#41  Relational DBMS
Punkte0,94
Rang#195  Overall
#29  Key-Value Stores
Punkte2,02
Rang#123  Overall
#11  Graph DBMS
#6  RDF Stores
Websitewww.citusdata.comcratedb.comazure.microsoft.com/­services/­data-explorerwww.alachisoft.com/­ncachewww.stardog.com
Technische Dokumentationdocs.citusdata.comcratedb.com/­docsdocs.microsoft.com/­en-us/­azure/­data-explorerwww.alachisoft.com/­resources/­docsdocs.stardog.com
EntwicklerCrateMicrosoftAlachisoftStardog-Union
Erscheinungsjahr20102013201920052010
Aktuelle Version8.1, Dezember 2018cloud service with continuous releases5.3.3, April 20247.3.0, Mai 2020
Lizenz infoCommercial or Open SourceOpen Source infoAGPL, commercial license also availableOpen SourcekommerziellOpen Source infoEnterprise Edition availablekommerziell info60-day fully-featured trial license; 1-year fully-featured non-commercial use license for academics/students
Ausschließlich ein Cloud-Service infoNur als Cloud-Service verfügbarneinneinjaneinnein
DBaaS Angebote (gesponserte Links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
CrateDB Cloud: a distributed SQL database that spreads data and processing across an elastic cluster of shared nothing nodes. CrateDB Cloud enables data insights at scale on Microsoft Azure, AWS and Google Cloud Platform.
ImplementierungsspracheCJavaC#, .NET, .NET Core, JavaJava
Server BetriebssystemeLinuxAll Operating Systems, including Kubernetes with CrateDB Kubernetes Operator supportgehostetLinux
Windows
Linux
macOS
Windows
DatenschemajaFlexible Schema (defined schema, partial schema, schema free)Fixed schema with schema-less datatypes (dynamic)schemafreischema-free and OWL/RDFS-schema support
Typisierung infovordefinierte Datentypen, z.B. float oder datejajaja infobool, datetime, dynamic, guid, int, long, real, string, timespan, double: docs.microsoft.com/­en-us/­azure/­kusto/­query/­scalar-data-typesteilweise infoSupported data types are Lists, Queues, Hashsets, Dictionary and Counterja
XML Unterstützung infoVerarbeitung von Daten in XML Format, beispielsweise Speicherung von XML-Strukturen und/oder Unterstützung von XPath, XQuery, XSLTja infospecific XML type available, but no XML query functionalityneinjaneinnein infoImportieren/Exportieren von XML Daten möglich
Sekundärindizesjajaall fields are automatically indexedjaja infosupports real-time indexing in full-text and geospatial
SQL infoSupport of SQLja infostandard, with numerous extensionsyes, but no triggers and constraints, and PostgreSQL compatibilityKusto Query Language (KQL), SQL subsetSQL-like query syntax and LINQ for searching the cache. Cache Synchronization with SQL Server using SQL dependency.Yes, compatible with all major SQL variants through dedicated BI/SQL Server
APIs und andere ZugriffskonzepteADO.NET
JDBC
native C library
ODBC
streaming API for large objects
ADO.NET
JDBC
ODBC
PostgreSQL wire protocol
Prometheus Remote Read/Write
RESTful HTTP API
Microsoft SQL Server communication protocol (MS-TDS)
RESTful HTTP API
IDistributedCache
JCache
LINQ
Proprietäres native API
GraphQL query language
HTTP API
Jena RDF API
OWL
RDF4J API
Sesame REST HTTP Protocol
SNARL
SPARQL
Spring Data
Stardog Studio
TinkerPop 3
Unterstützte Programmiersprachen.Net
C
C++
Delphi
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
.NET
Erlang
Go infocommunity maintained client
Java
JavaScript (Node.js) infocommunity maintained client
Perl infocommunity maintained client
PHP
Python
R
Ruby infocommunity maintained client
Scala infocommunity maintained client
.Net
Go
Java
JavaScript (Node.js)
PowerShell
Python
R
.Net
.Net Core
C#
Java
JavaScript (Node.js)
Python
Scala
.Net
Clojure
Groovy
Java
JavaScript
Python
Ruby
Server-seitige Scripts infoStored Proceduresbenutzerdefinierte Funktionen inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.benutzerdefinierte FunktionenYes, possible languages: KQL, Python, Rnein infoUnterstützung für stored procedures mit SQL-Server CLRuser defined functions and aggregates, HTTP Server extensions in Java
Triggersjaneinja infosee docs.microsoft.com/­en-us/­azure/­kusto/­management/­updatepolicyja infoNotificationsja infovia event handlers
Partitionierungsmechanismen infoMethoden zum Speichern von unterschiedlichen Daten auf unterschiedlichen KnotenShardingShardingSharding infoImplicit feature of the cloud servicejakeine
Replikationsmechanismen infoMethoden zum redundanten Speichern von Daten auf mehreren KnotenSource-Replica Replikation infoother methods possible by using 3rd party extensionsConfigurable replication on table/partition-levelja infoImplicit feature of the cloud service. Replication either local, cross-facility or geo-redundant.ja, mit wählbarer KonsistenzMulti-Source Replikation in HA-Cluster
MapReduce infoBietet ein API für Map/Reduce OperationenneinneinSpark connector (open source): github.com/­Azure/­azure-kusto-sparkjanein
Konsistenzkonzept infoMethoden zur Sicherstellung der Konsistenz in einem verteilten SystemImmediate ConsistencyEventual Consistency
Read-after-write consistency on record level
Eventual Consistency
Immediate Consistency
Eventual Consistency
Immediate Consistency
Strong Eventual Consistency over WAN with Conflict Resolution using Bridge Topology
Immediate Consistency in HA-Cluster
Fremdschlüssel inforeferenzielle Integritätjaneinneinneinja infoBeziehungen in Graphen
Transaktionskonzept infoUnterstützung zur Sicherstellung der Datenintegrität bei nicht-atomaren DatenmanipulationenACIDnein infounique row identifiers can be used for implementing an optimistic concurrency control strategyneinoptimistic Locking und pessimistic LockingACID
Concurrency infoUnterstützung von gleichzeitig ausgeführten Datenmanipulationenjajajajaja
Durability infoDauerhafte Speicherung der Datenjajajajaja
In-Memory Unterstützung infoGibt es Möglichkeiten einige oder alle Strukturen nur im Hauptspeicher zu haltenneinneinneinjaja
Berechtigungskonzept infoZugriffskontrolleBenutzer mit feingranularem Berechtigungskonzept entsprechend SQL-StandardRechteverwaltung mit BenutzeraccountsAzure Active Directory AuthenticationAuthentifizierung für Zugriff auf Cache mittels Active Directory/LDAP (Rollen: user, administrator)Zugriffsrechte für Benutzer und Rollen
Weitere Informationen bereitgestellt vom Systemhersteller
CitusCrateDBMicrosoft Azure Data ExplorerNCacheStardog
Specific characteristicsThe enterprise database for time series, documents, and vectors. Distributed - Native...
» mehr
NCache has been the market leader in .NET Distributed Caching since 2005 . NCache...
» mehr
Competitive advantagesResponse time in milliseconds: e ven for complex ad-hoc queries. Massive scaling...
» mehr
NCache is 100% .NET/ .NET Core based which fully supports ASP.NET Core Sessions ,...
» mehr
Typical application scenarios​ IoT: accelerate your IIoT projects with CrateDB, delivering real-time analytics...
» mehr
NCache enables industries like retail, finance, banking IoT, travel, ecommerce, healthcare...
» mehr
Key customersAcross all continents, CrateDB is used by companies of all sizes to meet the most...
» mehr
Bank of America, Citi, Natures Way, Charter Spectrum, Barclays, Henry Schein, GBM,...
» mehr
Market metricsThe CrateDB open source project was started in 2013 Honorable Mention in 2021 Gartner®...
» mehr
Market Leader in .NET Distributed Caching since 2005.
» mehr
Licensing and pricing modelsSee CrateDB pricing >
» mehr
NCache Open Source is free on an as-is basis without any support. NCache Enterprise...
» mehr

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Weitere Ressourcen
CitusCrateDBMicrosoft Azure Data ExplorerNCacheStardog
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