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DBMS > Dgraph vs. HarperDB vs. PostgreSQL vs. TiDB

Vergleich der Systemeigenschaften Dgraph vs. HarperDB vs. PostgreSQL vs. TiDB

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Redaktionelle Informationen bereitgestellt von DB-Engines
NameDgraph  Xaus Vergleich ausschliessenHarperDB  Xaus Vergleich ausschliessenPostgreSQL  Xaus Vergleich ausschliessenTiDB  Xaus Vergleich ausschliessen
KurzbeschreibungVerteiltes, skalierbares Graph DBMSUltra-low latency distributed database with an intuitive REST API supporting NoSQL and SQL (including joins). Deployment of functions and databases simultaneously with a consolidated node-level architecture.Weit verbreitetes, allgemein einsetzbares Open Source RDBMS infoEntwickelt als objektorientiertes DBMS, im Laufe der Zeit um 'Standards' wie SQL erweitertTiDB is an open source distributed Hybrid Transactional/Analytical Processing (HTAP) database that supports MySQL and Spark SQL syntaxes.
Primäres DatenbankmodellGraph DBMSDocument StoreRelational DBMS infomit objektorientierten Erweiterungen, z.B.: benutzerdefinierte Datentypen/Funktionen und Vererbung. Key/Value handling mit hstore Modul.Relational DBMS
Sekundäre DatenbankmodelleDocument Store
Spatial DBMS
Document Store
DB-Engines Ranking infomisst die Popularität von Datenbankmanagement- systemenranking trend
Trend Chart
Punkte1,48
Rang#152  Overall
#12  Graph DBMS
Punkte0,45
Rang#252  Overall
#39  Document Stores
Punkte620,46
Rang#4  Overall
#4  Relational DBMS
Punkte3,73
Rang#94  Overall
#48  Relational DBMS
Websitedgraph.ioharperdb.iowww.postgresql.orgpingcap.com
Technische Dokumentationdgraph.io/­docsharperdb.io/­developers/­documentation/­overviewwww.postgresql.org/­docsdocs.pingcap.com/­tidb/­stable
EntwicklerDgraph Labs, Inc.HarperDBPostgreSQL Global Development Group infowww.postgresql.org/­developerPingCAP, Inc.
Erscheinungsjahr201620171989 info1989: Postgres, 1996: PostgreSQL2016
Aktuelle Version3.1, August 202114.5, August 20225.4.2, Juni 2022
Lizenz infoCommercial or Open SourceOpen Source infoApache 2.0kommerziell infofree community edition availableOpen Source infoBSDOpen Source infoApache 2.0
Ausschließlich ein Cloud-Service infoNur als Cloud-Service verfügbarneinneinneinnein
DBaaS Angebote (gesponserte Links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
  • Aiven for PostgreSQL: Fully managed and hosted PostgreSQL® with 70+ extensions and orchestration tooling included.
  • ScaleGrid for PostgreSQL: Fully managed PostgreSQL DBaaS hosting On-Premises and on clouds such as AWS, Azure, GCP and DigitalOcean with no vendor lock-in. Leverage any extension and get SSH access.
TiDB Cloud: Fully-managed TiDB Service. Bring everything great about TiDB to the cloud.
ImplementierungsspracheGoNode.jsCGo, Rust
Server BetriebssystemeLinux
OS X
Windows
Linux
OS X
FreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows
Linux
Datenschemaschemafreidynamic schemajaja
Typisierung infovordefinierte Datentypen, z.B. float oder datejaja infoJSON data typesjaja
XML Unterstützung infoVerarbeitung von Daten in XML Format, beispielsweise Speicherung von XML-Strukturen und/oder Unterstützung von XPath, XQuery, XSLTneinneinja infospecific XML-type available, but no XML query functionality.nein
Sekundärindizesjajajaja
SQL infoSupport of SQLneinSQL-like data manipulation statementsja infoStandard mit zahlreichen Erweiterungenja
APIs und andere ZugriffskonzepteGraphQL query language
gRPC (using protocol buffers) API
HTTP API
JDBC
ODBC
React Hooks
RESTful HTTP/JSON API
WebSocket
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
JDBC
ODBC
Proprietäres Protokoll
Unterstützte ProgrammiersprachenC#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
.Net
C
C#
C++
ColdFusion
D
Dart
Delphi
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Lisp
MatLab
Objective C
Perl
PHP
PowerShell
Prolog
Python
R
Ruby
Rust
Scala
Swift
.Net
C
C++
Delphi
Java infoJDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Ada
C
C#
C++
D
Delphi
Eiffel
Erlang
Haskell
Java
JavaScript (Node.js)
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
Server-seitige Scripts infoStored ProceduresneinCustom Functions infosince release 3.1benutzerdefinierte Funktionen inforealisiert z.B. mit spezifischer Sprache PL/pgSQL, aber auch andere Sprachen möglich (Perl, Python, Tcl, etc.)nein
Triggersneinneinjanein
Partitionierungsmechanismen infoMethoden zum Speichern von unterschiedlichen Daten auf unterschiedlichen KnotenjaA table resides as a whole on one (or more) nodes in a clusterpartitioning by range, list and (since PostgreSQL 11) by hashhorizontal partitioning (by key range)
Replikationsmechanismen infoMethoden zum redundanten Speichern von Daten auf mehreren KnotenSynchronous replication via Raftja infothe nodes on which a table resides can be definedSource-Replica Replikation infoandere Varianten durch Verwendung von 3rd party - toolsUsing Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.
MapReduce infoBietet ein API für Map/Reduce Operationenneinneinneinja infowith TiSpark Connector
Konsistenzkonzept infoMethoden zur Sicherstellung der Konsistenz in einem verteilten SystemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Fremdschlüssel inforeferenzielle Integritätneinneinjanein infocurrently only supported in syntax
Transaktionskonzept infoUnterstützung zur Sicherstellung der Datenintegrität bei nicht-atomaren DatenmanipulationenACIDAtomic execution of specific operationsACIDACID
Concurrency infoUnterstützung von gleichzeitig ausgeführten Datenmanipulationenjajajaja
Durability infoDauerhafte Speicherung der Datenjayes, using LMDBjaja
In-Memory Unterstützung infoGibt es Möglichkeiten einige oder alle Strukturen nur im Hauptspeicher zu haltenjaneinnein
Berechtigungskonzept infoZugriffskontrollenein infoPlanned for future releasesAccess rights for users and rolesBenutzer mit feingranularem Berechtigungskonzept entsprechend SQL-StandardUsers with fine-grained authorization concept. No user groups or roles.
Weitere Informationen bereitgestellt vom Systemhersteller
DgraphHarperDBPostgreSQLTiDB
Specific characteristicsHarperDB is the first distributed database with hybrid SQL & NoSQL functionality...
» mehr
TiDB is an open-source NewSQL database built by PingCAP. TiDB supports Hybrid Transactional...
» mehr
Competitive advantagesBy combining the functionality of the best SQL, NoSQL, and NewSQL products on the...
» mehr
In the current database landscape, infrastructure engineers often have to use one...
» mehr
Typical application scenariosUse cases where HarperDB is a better fit than other solutions include: Rapid app...
» mehr
TiDB is designed to support both OLTP and OLAP scenarios. You can use TiDB , the...
» mehr
Key customersA few highlighted customers include: US Army, US Airforce, Chelan PUD, TATA, & Lumen....
» mehr
Shopee (E-commerce) BookMyShow.com (E-commerce) Yiguo.com (E-commerce) JD Cloud &...
» mehr
Market metricsOver 94K total HarperDB users : 16,500+ npm downloads 73,600+ on Docker Hub 4,200+...
» mehr
25K+ GitHub Stars for TiDB, and 8K+ GitHub Stars for TiKV 1.6K+ members in TiDB Community...
» mehr
Licensing and pricing modelsHarperDB follows a freemium/premium model . A data base is only as powerful as it...
» mehr
Open Source Apache 2.0 with either commercial licensing or fully-hosted DB-as-a-service...
» mehr

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