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DBMS > Cloudflare Workers KV vs. NebulaGraph vs. Realm vs. SAP Advantage Database Server vs. YDB

Vergleich der Systemeigenschaften Cloudflare Workers KV vs. NebulaGraph vs. Realm vs. SAP Advantage Database Server vs. YDB

Redaktionelle Informationen bereitgestellt von DB-Engines
NameCloudflare Workers KV  Xaus Vergleich ausschliessenNebulaGraph  Xaus Vergleich ausschliessenRealm  Xaus Vergleich ausschliessenSAP Advantage Database Server infofrüherer Name: Sybase ADS  Xaus Vergleich ausschliessenYDB  Xaus Vergleich ausschliessen
SAP Advantage Database Server seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
KurzbeschreibungA global, low-latency, key-value store for applications on Cloudflare with exceptionally high read volumes and low-latency.A distributed, linear scalable, high perfomant Graph DBMSA DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core DataLow-cost RDBMS with access to ISAM and FoxPro data structuresA distributed fault-tolerant database service, with high availability, scalability, immediate consistency and ACID transactions and providing an Amazon DynamoDB compatible API
Primäres DatenbankmodellKey-Value StoreGraph DBMSDocument StoreRelational DBMSDocument Store
Relational DBMS
DB-Engines Ranking infomisst die Popularität von Datenbankmanagement- systemenranking trend
Trend Chart
Punkte0,32
Rang#283  Overall
#40  Key-Value Stores
Punkte2,14
Rang#120  Overall
#10  Graph DBMS
Punkte7,60
Rang#52  Overall
#9  Document Stores
Punkte0,35
Rang#278  Overall
#43  Document Stores
#127  Relational DBMS
Websitewww.cloudflare.com/­developer-platform/­workers-kvgithub.com/­vesoft-inc/­nebula
www.nebula-graph.io
realm.iowww.sap.com/products/advantage-database-server.htmlgithub.com/­ydb-platform/­ydb
ydb.tech
Technische Dokumentationdevelopers.cloudflare.com/­kv/­apidocs.nebula-graph.iorealm.io/­docsydb.tech/­en/­docs
EntwicklerCloudflareVesoft Inc.Realm, acquired by MongoDB in May 2019Sybase, SAPYandex
Erscheinungsjahr20182019201419932019
Lizenz infoCommercial or Open SourcekommerziellOpen Source infoApache Version 2.0 + Common Clause 1.0Open SourcekommerziellOpen Source infoApache 2.0; commercial license available
Ausschließlich ein Cloud-Service infoNur als Cloud-Service verfügbarjaneinneinneinnein
DBaaS Angebote (gesponserte Links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
ImplementierungsspracheC++
Server BetriebssystemegehostetLinuxAndroid
Backend: serverlos
iOS
Windows
Linux
Windows
Linux
DatenschemaschemafreiStrong typed schemajajaFlexible Schema (defined schema, partial schema, schema free)
Typisierung infovordefinierte Datentypen, z.B. float oder dateneinjajajaja
XML Unterstützung infoVerarbeitung von Daten in XML Format, beispielsweise Speicherung von XML-Strukturen und/oder Unterstützung von XPath, XQuery, XSLTneinneinneinneinnein
Sekundärindizesneinja infoNebula Graph internally uses the Key-Value store RocksDB for persistency. The vertices, edges, and their properties are stored as Key while their values are stored as Value. The primary indexes are per Key and secondary indexes are per Value.jajaja
SQL infoSupport of SQLneinSQL-like query languageneinjaSQL-like query language (YQL)
APIs und andere ZugriffskonzepteHTTP REST
Proprietäres Protokoll
Browser interface
console (shell)
Cypher Query Language
GO Object Graph Mapper
Java Object Graph Mapper
NGBatis infoORM framework for NebulaGraph and Spring-Boot
Proprietäres native API
Python Object Graph Mapper
Query language nGQL
.NET Client API
ADO.NET
JDBC
ODBC
OLE DB
RESTful HTTP API (DynamoDB compatible)
Unterstützte ProgrammiersprachenC
C++
Dart
JavaScript
Kotlin
Python
Rust
Scala
.Net
C++
Go
Java
PHP
Python
.Net
Java infowith Android only
Objective-C
React Native
Swift
Delphi
Perl
PHP
Go
Java
JavaScript (Node.js)
PHP
Python
Server-seitige Scripts infoStored Proceduresneinuser defined functionsnein inforuns within the applications so server-side scripts are unnecessaryjanein
Triggersneinja infoChange Listenersja
Partitionierungsmechanismen infoMethoden zum Speichern von unterschiedlichen Daten auf unterschiedlichen KnotenShardingkeinekeineSharding
Replikationsmechanismen infoMethoden zum redundanten Speichern von Daten auf mehreren KnotenjaCausal Clustering using Raft protocolkeineMulti-Source Replikation infoCONFLICT Trigger to resolve replication conflicts
Source-Replica Replikation
Active-passive shard replication
MapReduce infoBietet ein API für Map/Reduce Operationenneinneinneinneinnein
Konsistenzkonzept infoMethoden zur Sicherstellung der Konsistenz in einem verteilten SystemEventual ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Fremdschlüssel inforeferenzielle Integritätneinja infoRelationships in graphsneinjanein
Transaktionskonzept infoUnterstützung zur Sicherstellung der Datenintegrität bei nicht-atomaren DatenmanipulationenneinACIDACIDACIDACID
Concurrency infoUnterstützung von gleichzeitig ausgeführten Datenmanipulationenjajajaja
Durability infoDauerhafte Speicherung der Datenjaja infousing RocksDBjajaja
In-Memory Unterstützung infoGibt es Möglichkeiten einige oder alle Strukturen nur im Hauptspeicher zu haltenneinjaja infoIn-Memory realmnein infocaching of (temporary) tables can be configurednein
Berechtigungskonzept infoZugriffskontrolleRole-based access controljaBenutzer mit feingranularem Berechtigungskonzept entsprechend SQL-StandardAccess rights defined for Yandex Cloud users
Weitere Informationen bereitgestellt vom Systemhersteller
Cloudflare Workers KVNebulaGraphRealmSAP Advantage Database Server infofrüherer Name: Sybase ADSYDB
Specific characteristicsNebulaGraph is a truly distributed, linearly scalable, lightning-fast graph database,...
» mehr
Competitive advantagesNebulaGraph boasts the world's only graph database solution that is able to host...
» mehr
Typical application scenariosSocial networking Fraud detection Knowledge graph Data warehouse management Anti...
» mehr
Key customersCompanies from a variety of industries have implemented NebulaGraph Database in production,...
» mehr
Market metricsAt our very early stage, NebulaGraph has already received over 10,000 stars on GitHub...
» mehr
Licensing and pricing modelsNebulaGraph is open source and free to use under Apache 2.0 license.
» mehr

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Weitere Ressourcen
Cloudflare Workers KVNebulaGraphRealmSAP Advantage Database Server infofrüherer Name: Sybase ADSYDB
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