DBMS > PostgreSQL vs. PouchDB vs. Qdrant vs. Redis vs. TerminusDB
Vergleich der Systemeigenschaften PostgreSQL vs. PouchDB vs. Qdrant vs. Redis vs. TerminusDB
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| Name | PostgreSQL Xaus Vergleich ausschliessen | PouchDB Xaus Vergleich ausschliessen | Qdrant Xaus Vergleich ausschliessen | Redis Xaus Vergleich ausschliessen | TerminusDB  former name was DataChemist Xaus Vergleich ausschliessen | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Kurzbeschreibung | Weit verbreitetes, allgemein einsetzbares Open Source RDBMS Entwickelt als objektorientiertes DBMS, im Laufe der Zeit um 'Standards' wie SQL erweitert | JavaScript DBMS mit einem von CouchDB inspirierten API | A high-performance vector database with neural network or semantic-based matching | Popular in-memory data platform used as a cache, message broker, and database that can be deployed on-premises, across clouds, and hybrid environments Redis legt höchsten Wert auf Performanz. Bei Designentscheidungen wird typischerweise Performanz der Vorzug vor Features oder Speicherbedarf gegeben. | Scalable Graph Database platform making enterprise data available by exploiting inferred entities and relationships | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Primäres Datenbankmodell | Relational DBMS mit objektorientierten Erweiterungen, z.B.: benutzerdefinierte Datentypen/Funktionen und Vererbung. Key/Value handling mit hstore Modul. | Document Store | Vektor DBMS | Key-Value Store Multiple data types and a rich set of operations, as well as configurable data expiration, eviction and persistence | Graph DBMS | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sekundäre Datenbankmodelle | Document Store Graph DBMS with Apache AgeSpatial DBMS Vektor DBMS with pgvector extension | Document Store with RedisJSON Graph DBMS with RedisGraphSpatial DBMS Suchmaschine with RediSearchTime Series DBMS with RedisTimeSeriesVektor DBMS | Document Store RDF Store | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Website | www.postgresql.org | pouchdb.com | github.com/qdrant/qdrant qdrant.tech | redis.com redis.io | terminusdb.com | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Technische Dokumentation | www.postgresql.org/docs | pouchdb.com/guides | qdrant.tech/documentation | docs.redis.com/latest/index.html redis.io/docs | terminusdb.github.io/terminusdb/# | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Entwickler | PostgreSQL Global Development Group www.postgresql.org/developer | Apache Software Foundation | Qdrant | Redis project core team, inspired by Salvatore Sanfilippo Entwicklung von Redis Inc finanziert | DataChemist Ltd. | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Erscheinungsjahr | 1989 1989: Postgres, 1996: PostgreSQL | 2012 | 2021 | 2009 | 2018 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Aktuelle Version | 16.3, Mai 2024 | 7.1.1, Juni 2019 | 7.2.5, Mai 2024 | 11.0.0, Jaenner 2023 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Lizenz Commercial or Open Source | Open Source BSD | Open Source | Open Source Apache Version 2.0 | Open Source source-available extensions (modules), commercial licenses for Redis Enterprise | Open Source GPL V3 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ausschließlich ein Cloud-Service Nur als Cloud-Service verfügbar | nein | nein | nein | nein | nein | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Implementierungssprache | C | JavaScript | Rust | C | Prolog, Rust | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Server Betriebssysteme | FreeBSD HP-UX Linux NetBSD OpenBSD OS X Solaris Unix Windows | Serverlos, benötigt eine JavaScript Umgebung (Browser, Node.js) | Docker Linux macOS Windows | BSD Linux OS X Windows portiert und gewartet durch Microsoft Open Technologies, Inc. | Linux | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Datenschema | ja | schemafrei | schemafrei | schemafrei | ja | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Typisierung vordefinierte Datentypen, z.B. float oder date | ja | nein | Numbers, Strings, Geo, Boolean | teilweise Supported data types are strings, hashes, lists, sets and sorted sets, bit arrays, hyperloglogs and geospatial indexes | ja | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| XML Unterstützung Verarbeitung von Daten in XML Format, beispielsweise Speicherung von XML-Strukturen und/oder Unterstützung von XPath, XQuery, XSLT | ja specific XML-type available, but no XML query functionality. | nein | nein | nein | nein | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sekundärindizes | ja | ja über Views | ja Keywords, numberic ranges, geo, full-text | ja with RediSearch module | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| SQL Support of SQL | ja Standard mit zahlreichen Erweiterungen | nein | nein | with RediSQL module | SQL-like query language (WOQL) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| APIs und andere Zugriffskonzepte | ADO.NET JDBC native C library ODBC streaming API for large objects | HTTP REST only for PouchDB Server JavaScript API | gRPC OpenAPI 3.0 RESTful HTTP/JSON API OpenAPI 3.0 | Proprietäres Protokoll RESP - REdis Serialization Protocol | OWL RESTful HTTP API WOQL (Web Object Query Language) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Unterstützte Programmiersprachen | .Net C C++ Delphi Java JDBCJavaScript (Node.js) Perl PHP Python Tcl | JavaScript | .Net Go Java JavaScript (Node.js) Python Rust | C C# C++ Clojure Crystal D Dart Elixir Erlang Fancy Go Haskell Haxe Java JavaScript (Node.js) Lisp Lua MatLab Objective-C OCaml Pascal Perl PHP Prolog Pure Data Python R Rebol Ruby Rust Scala Scheme Smalltalk Swift Tcl Visual Basic | JavaScript Python | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Server-seitige Scripts Stored Procedures | benutzerdefinierte Funktionen realisiert z.B. mit spezifischer Sprache PL/pgSQL, aber auch andere Sprachen möglich (Perl, Python, Tcl, etc.) | View Functions in JavaScript | Lua; Redis Functions coming in Redis 7 (slides and Github) | ja | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Triggers | ja | ja | publish/subscribe channels provide some trigger functionality; RedisGears | ja | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Partitionierungsmechanismen Methoden zum Speichern von unterschiedlichen Daten auf unterschiedlichen Knoten | partitioning by range, list and (since PostgreSQL 11) by hash | Sharding mit couchdb-lounge, einem proxy-basierten Framework für CouchDB | Sharding | Sharding Automatic hash-based sharding with support for hash-tags for manual sharding | Graph Partitioning | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Replikationsmechanismen Methoden zum redundanten Speichern von Daten auf mehreren Knoten | Source-Replica Replikation andere Varianten durch Verwendung von 3rd party - tools | Multi-Source Replikation auch mit CouchDB Datenbanken Source-Replica Replikation auch mit CouchDB Datenbanken | Collection-level replication | Multi-Source Replikation with Redis Enterprise Pack Source-Replica Replikation Chained replication wird unterstützt | Journaling Streams | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| MapReduce Bietet ein API für Map/Reduce Operationen | nein | ja | nein | through RedisGears | nein | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Konsistenzkonzept Methoden zur Sicherstellung der Konsistenz in einem verteilten System | Immediate Consistency | Eventual Consistency | Eventual Consistency, tunable consistency | Eventual Consistency Causal consistency can be enabled in Active-Active databases Strong consistency with Redis Raft Strong eventual consistency with Active-Active | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Fremdschlüssel referenzielle Integrität | ja | nein | nein | ja | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Transaktionskonzept Unterstützung zur Sicherstellung der Datenintegrität bei nicht-atomaren Datenmanipulationen | ACID | nein | Atomic execution of command blocks and scripts and optimistic locking | ACID | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Concurrency Unterstützung von gleichzeitig ausgeführten Datenmanipulationen | ja | ja | ja Datenzugriffe werden vom Server serialisiert | ja | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Durability Dauerhafte Speicherung der Daten | ja | ja mittels IndexedDB, WebSQL oder LevelDB | ja | ja konfigurierbare Persistenzmechanismen via snapshots oder logs | ja in-memory journaling | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| In-Memory Unterstützung Gibt es Möglichkeiten einige oder alle Strukturen nur im Hauptspeicher zu halten | nein | ja | ja | ja | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Berechtigungskonzept Zugriffskontrolle | Benutzer mit feingranularem Berechtigungskonzept entsprechend SQL-Standard | nein | Key-based authentication | Access Control Lists (ACLs): redis.io/docs/management/security/acl LDAP and Role-Based Access Control (RBAC) for Redis Enterprise Mutual TLS authentication: redis.io/docs/management/security/encryption Password-based authentication | Role-based access control | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| PostgreSQL | PouchDB | Qdrant | Redis | TerminusDB former name was DataChemist | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| DB-Engines Blog Posts | PostgreSQL is the DBMS of the Year 2023 Snowflake is the DBMS of the Year 2022, defending the title from last year Snowflake is the DBMS of the Year 2021 | New kids on the block: database management systems implemented in JavaScript | PostgreSQL is the DBMS of the Year 2018 MySQL, PostgreSQL and Redis are the winners of the March ranking MongoDB is the DBMS of the year, defending the title from last year | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Erwähnungen in aktuellen Nachrichten | How to implement a better like, views, comment counters in PostgreSQL? Automatically Generate Types for Your PostgreSQL Database First Principles: Optimizing PostgreSQL for the cloud Oracle Introduces PostgreSQL Running Native on OCI General availability: Microsoft Entra ID integration with Azure Cosmos DB for PostgreSQL | Azure updates bereitgestellt von Google News | Building an Offline First App with PouchDB — SitePoint Create Offline Web Apps Using Service Workers & PouchDB — SitePoint 3 Reasons To Think Offline First Getting Started with PouchDB Client-Side JavaScript Database — SitePoint Offline-first web and mobile apps: Top frameworks and components bereitgestellt von Google News | Open source vector database startup Qdrant raises $28M Qdrant offers managed vector database for hybrid clouds Qdrant Raises $28M to Advance Massive-Scale AI Applications Qdrant Hybrid Cloud is Now Available for OCI Customers: Managed Vector Search Engine for Data-Sensitive AI ... Qdrant launches first vector database as a managed hybrid cloud bereitgestellt von Google News | Redis acquires storage engine startup Speedb to enhance its open-source database In-memory database Redis wants to dabble in disk AWS announces vector search for Amazon MemoryDB for Redis (Preview) Linux Foundation Backs 'Valkey' Open-Source Fork of Redis Redis moves to source-available licenses bereitgestellt von Google News | TerminusDB Takes on Data Collaboration with a git-Like Approach Trinity College spinout TerminusDB secures €3.6m in investment [MCR2030-CAMS-ARISE-UNDRR Webinar] Preventing cascading failures of critical assets: Using the Open-Source ... Irish start-ups received €28m from Enterprise Ireland in 2021 Bus Terminus Update - April 26th bereitgestellt von Google News | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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