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DBMS > Cassandra vs. etcd vs. QuestDB vs. Redis vs. Weaviate

Vergleich der Systemeigenschaften Cassandra vs. etcd vs. QuestDB vs. Redis vs. Weaviate

Redaktionelle Informationen bereitgestellt von DB-Engines
NameCassandra  Xaus Vergleich ausschliessenetcd  Xaus Vergleich ausschliessenQuestDB  Xaus Vergleich ausschliessenRedis  Xaus Vergleich ausschliessenWeaviate  Xaus Vergleich ausschliessen
KurzbeschreibungWide-Column Store basierend auf Ideen von BigTable und DynamoDB infoOptimiert für schreibende ZugriffeA distributed reliable key-value storeA high performance open source SQL database for time series dataPopular in-memory data platform used as a cache, message broker, and database that can be deployed on-premises, across clouds, and hybrid environments infoRedis legt höchsten Wert auf Performanz. Bei Designentscheidungen wird typischerweise Performanz der Vorzug vor Features oder Speicherbedarf gegeben.An AI-native realtime vector database engine that integrates scalable machine learning models.
Primäres DatenbankmodellWide Column StoreKey-Value StoreTime Series DBMSKey-Value Store infoMultiple data types and a rich set of operations, as well as configurable data expiration, eviction and persistenceVektor DBMS
Sekundäre DatenbankmodelleVektor DBMS infostarting with release V5Relational DBMSDocument Store infowith RedisJSON
Graph DBMS infowith RedisGraph
Spatial DBMS
Suchmaschine infowith RediSearch
Time Series DBMS infowith RedisTimeSeries
Vektor DBMS
DB-Engines Ranking infomisst die Popularität von Datenbankmanagement- systemenranking trend
Trend Chart
Punkte101,89
Rang#12  Overall
#1  Wide Column Stores
Punkte7,25
Rang#54  Overall
#5  Key-Value Stores
Punkte2,52
Rang#109  Overall
#9  Time Series DBMS
Punkte157,80
Rang#6  Overall
#1  Key-Value Stores
Punkte1,73
Rang#143  Overall
#5  Vektor DBMS
Websitecassandra.apache.orgetcd.io
github.com/­etcd-io/­etcd
questdb.ioredis.com
redis.io
github.com/­weaviate/­weaviate
weaviate.io
Technische Dokumentationcassandra.apache.org/­doc/­latestetcd.io/­docs
github.com/­etcd-io/­etcd/­tree/­master/­Documentation
questdb.io/­docsdocs.redis.com/­latest/­index.html
redis.io/­docs
weaviate.io/­developers/­weaviate
EntwicklerApache Software Foundation infoApache Top Level Projekt, ursprünglich von Facebook entwickeltQuestDB Technology IncRedis project core team, inspired by Salvatore Sanfilippo infoEntwicklung von Redis Inc finanziertWeaviate B.V.
Erscheinungsjahr2008201420092019
Aktuelle Version4.1.3, Juli 20233.4, August 20197.2.4, Jaenner 20241.19, Mai 2023
Lizenz infoCommercial or Open SourceOpen Source infoApache Version 2Open Source infoApache Version 2.0Open Source infoApache 2.0Open Source infosource-available extensions (modules), commercial licenses for Redis EnterpriseOpen Source infocommercial license available with Weaviate Enterprise
Ausschließlich ein Cloud-Service infoNur als Cloud-Service verfügbarneinneinneinneinnein
DBaaS Angebote (gesponserte Links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Astra DB: Multi-cloud DBaaS built on Apache Cassandra.Aiven for Redis: Fully managed in-memory key-value store for all your caching and speedy lookup needs.
ImplementierungsspracheJavaGoJava (Zero-GC), C++, RustCGo
Server BetriebssystemeBSD
Linux
OS X
Windows
FreeBSD
Linux
Windows infoexperimental
Linux
macOS
Windows
BSD
Linux
OS X
Windows infoportiert und gewartet durch Microsoft Open Technologies, Inc.
Datenschemaschemafreischemafreija infoschema-free via InfluxDB Line Protocolschemafreiyes, maps to GraphQL interface
Typisierung infovordefinierte Datentypen, z.B. float oder datejaneinjateilweise infoSupported data types are strings, hashes, lists, sets and sorted sets, bit arrays, hyperloglogs and geospatial indexesja infostring, int, float, geo point, date, cross reference, fuzzy references
XML Unterstützung infoVerarbeitung von Daten in XML Format, beispielsweise Speicherung von XML-Strukturen und/oder Unterstützung von XPath, XQuery, XSLTneinneinneinneinnein
Sekundärindizeseingeschränkt infoNur Gleichheitsabfragen, nicht immer die performanteste Lösungneinneinja infowith RediSearch moduleja infoall data objects are indexed in a semantic vector space (the Contextionary), all primitive fields are indexed
SQL infoSupport of SQLSQL-like SELECT, DML and DDL statements (CQL)neinSQL with time-series extensionswith RediSQL moduleGraphQL is used as query language
APIs und andere ZugriffskonzepteProprietäres Protokoll infoCQL (Cassandra Query Language, eine SQL-ähnliche Abfragesprache)
Thrift
gRPC
JSON over HTTP
HTTP REST
InfluxDB Line Protocol (TCP/UDP)
JDBC
PostgreSQL wire protocol
Proprietäres Protokoll infoRESP - REdis Serialization ProtocolGraphQL query language
RESTful HTTP/JSON API
Unterstützte ProgrammiersprachenC#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
.Net
C
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Rust
Scala
Tcl
C infoPostgreSQL driver
C++
Go
Java
JavaScript (Node.js)
Python
Rust infoover HTTP
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 / TypeScript
Python
Server-seitige Scripts infoStored ProceduresneinneinneinLua; Redis Functions coming in Redis 7 (slides and Github)nein
Triggersjayes, watching key changesneinpublish/subscribe channels provide some trigger functionality; RedisGearsnein
Partitionierungsmechanismen infoMethoden zum Speichern von unterschiedlichen Daten auf unterschiedlichen KnotenSharding infokein "single point of failure"horizontal partitioning (by timestamps)Sharding infoAutomatic hash-based sharding with support for hash-tags for manual shardingSharding
Replikationsmechanismen infoMethoden zum redundanten Speichern von Daten auf mehreren Knotenfrei wählbarer Replikationsfaktor infoAbbildung von geographischer Verteilung der Server möglichUsing Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.Source-replica replication with eventual consistencyMulti-Source Replikation infowith Redis Enterprise Pack
Source-Replica Replikation infoChained replication wird unterstützt
ja
MapReduce infoBietet ein API für Map/Reduce Operationenjaneinneinthrough RedisGearsnein
Konsistenzkonzept infoMethoden zur Sicherstellung der Konsistenz in einem verteilten SystemEventual Consistency
Immediate Consistency infobei jedem Schreibvorgang individuell einstellbar
Immediate ConsistencyImmediate ConsistencyEventual Consistency
Causal consistency can be enabled in Active-Active databases
Strong consistency with Redis Raft
Strong eventual consistency with Active-Active
Eventual Consistency
Fremdschlüssel inforeferenzielle Integritätneinneinneinneinnein
Transaktionskonzept infoUnterstützung zur Sicherstellung der Datenintegrität bei nicht-atomaren Datenmanipulationennein infoAtomizität und Isolation innerhalb einzelner Operationen werden unterstütztneinACID for single-table writesAtomic execution of command blocks and scripts and optimistic lockingnein
Concurrency infoUnterstützung von gleichzeitig ausgeführten Datenmanipulationenjajajaja infoDatenzugriffe werden vom Server serialisiertja
Durability infoDauerhafte Speicherung der Datenjajajaja infokonfigurierbare Persistenzmechanismen via snapshots oder logsja
In-Memory Unterstützung infoGibt es Möglichkeiten einige oder alle Strukturen nur im Hauptspeicher zu haltenneinneinja infothrough memory mapped filesjaja
Berechtigungskonzept infoZugriffskontrolleZugriffsrechte für Benutzer auf einzelne Objekte definierbarneinAccess 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
API Keys
OpenID Connect Discovery
Weitere Informationen bereitgestellt vom Systemhersteller
CassandraetcdQuestDBRedisWeaviate
Specific characteristicsApache Cassandra is the leading NoSQL, distributed database management system, well...
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Relational model with native time series support Column-based storage and time partitioned...
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Weaviate is an open source vector database that is robust, scalable, cloud-native,...
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Competitive advantagesNo single point of failure ensures 100% availability . Operational simplicity for...
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High ingestion throughput: peak of 4M rows/sec (TSBS Benchmark) Code optimizations...
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Flexible deployment - Free, open source or fully-managed cloud vector database service...
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Typical application scenariosInternet of Things (IOT), fraud detection applications, recommendation engines, product...
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Financial tick data Industrial IoT Application Metrics Monitoring
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As a database supporting the development of generative AI and semantic search applications...
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Key customersApple, Netflix, Uber, ING,, Intuit,Fidelity, NY Times, Outbrain, BazaarVoice, Best...
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Banks & Hedge funds, Yahoo, OKX, Airbus, Aquis Exchange, Net App, Cloudera, Airtel,...
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All companies that have data. ​
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Market metricsCassandra is used by 40% of the Fortune 100.
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As of mid 2023: Over 2 million open source downloads 3500+ Weaviate Slack community...
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Licensing and pricing modelsApache license  Pricing for commercial distributions provided by DataStax and available...
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Open source Apache 2.0 QuestDB Enterprise QuestDB Cloud
» mehr
Weaviate is open-source, and free to use. Weaviate is also available as a fully managed...
» mehr
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sowie um Herstellerinformationen wie Schlüsselkunden, Vorteile gegenüber Konkurrenten und Marktmetriken anzuzeigen.

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