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DBMS > CockroachDB vs. etcd vs. Google Cloud Bigtable vs. Weaviate

Vergleich der Systemeigenschaften CockroachDB vs. etcd vs. Google Cloud Bigtable vs. Weaviate

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Redaktionelle Informationen bereitgestellt von DB-Engines
NameCockroachDB  Xaus Vergleich ausschliessenetcd  Xaus Vergleich ausschliessenGoogle Cloud Bigtable  Xaus Vergleich ausschliessenWeaviate  Xaus Vergleich ausschliessen
KurzbeschreibungCockroachDB is a distributed database architected for modern cloud applications. It is wire compatible with PostgreSQL and backed by a Key-Value Store, which is either RocksDB or a purpose-built derivative, called Pebble.A distributed reliable key-value storeGoogle's NoSQL Big Data database service. It's the same database that powers many core Google services, including Search, Analytics, Maps, and Gmail.An AI-native realtime vector database engine that integrates scalable machine learning models.
Primäres DatenbankmodellRelational DBMSKey-Value StoreKey-Value Store
Wide Column Store
Vektor DBMS
DB-Engines Ranking infomisst die Popularität von Datenbankmanagement- systemenranking trend
Trend Chart
Punkte4,74
Rang#67  Overall
#36  Relational DBMS
Punkte7,05
Rang#53  Overall
#5  Key-Value Stores
Punkte2,97
Rang#92  Overall
#15  Key-Value Stores
#8  Wide Column Stores
Punkte1,48
Rang#149  Overall
#8  Vektor DBMS
Websitewww.cockroachlabs.cometcd.io
github.com/­etcd-io/­etcd
cloud.google.com/­bigtablegithub.com/­weaviate/­weaviate
weaviate.io
Technische Dokumentationwww.cockroachlabs.com/­docsetcd.io/­docs
github.com/­etcd-io/­etcd/­tree/­master/­Documentation
cloud.google.com/­bigtable/­docsweaviate.io/­developers/­weaviate
EntwicklerCockroach LabsGoogleWeaviate B.V.
Erscheinungsjahr201520152019
Aktuelle Version24.1.0, Mai 20243.4, August 20191.19, Mai 2023
Lizenz infoCommercial or Open SourceOpen Source infoApache 2.0, commercial license availableOpen Source infoApache Version 2.0kommerziellOpen Source infocommercial license available with Weaviate Enterprise
Ausschließlich ein Cloud-Service infoNur als Cloud-Service verfügbarneinneinjanein
DBaaS Angebote (gesponserte Links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
ImplementierungsspracheGoGoGo
Server BetriebssystemeLinux
macOS
Windows
FreeBSD
Linux
Windows infoexperimental
gehostet
Datenschemadynamic schemaschemafreischemafreiyes, maps to GraphQL interface
Typisierung infovordefinierte Datentypen, z.B. float oder datejaneinneinja 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, XSLTneinneinneinnein
Sekundärindizesjaneinneinja infoall data objects are indexed in a semantic vector space (the Contextionary), all primitive fields are indexed
SQL infoSupport of SQLyes, wire compatible with PostgreSQLneinneinGraphQL is used as query language
APIs und andere ZugriffskonzepteJDBCgRPC
JSON over HTTP
gRPC (using protocol buffers) API
HappyBase (Python library)
HBase compatible API (Java)
GraphQL query language
RESTful HTTP/JSON API
Unterstützte ProgrammiersprachenC#
C++
Clojure
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
Rust
.Net
C
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Rust
Scala
Tcl
C#
C++
Go
Java
JavaScript (Node.js)
Python
JavaScript / TypeScript
Python
Server-seitige Scripts infoStored Proceduresneinneinneinnein
Triggersneinyes, watching key changesneinnein
Partitionierungsmechanismen infoMethoden zum Speichern von unterschiedlichen Daten auf unterschiedlichen Knotenhorizontal partitioning (by key range) infoall tables are translated to an ordered KV store and then broken down into 64MB ranges, which are then used as replicas in RAFTShardingSharding
Replikationsmechanismen infoMethoden zum redundanten Speichern von Daten auf mehreren KnotenMulti-source replication using RAFTUsing Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.Internal replication in Colossus, and regional replication between two clusters in different zonesja
MapReduce infoBietet ein API für Map/Reduce Operationenneinneinjanein
Konsistenzkonzept infoMethoden zur Sicherstellung der Konsistenz in einem verteilten SystemImmediate ConsistencyImmediate ConsistencyImmediate consistency (for a single cluster), Eventual consistency (for two or more replicated clusters)Eventual Consistency
Fremdschlüssel inforeferenzielle Integritätjaneinneinnein
Transaktionskonzept infoUnterstützung zur Sicherstellung der Datenintegrität bei nicht-atomaren DatenmanipulationenACIDneinAtomic single-row operationsnein
Concurrency infoUnterstützung von gleichzeitig ausgeführten Datenmanipulationenjajajaja
Durability infoDauerhafte Speicherung der Datenjajajaja
In-Memory Unterstützung infoGibt es Möglichkeiten einige oder alle Strukturen nur im Hauptspeicher zu haltenneinneinneinja
Berechtigungskonzept infoZugriffskontrolleRole-based access controlneinAccess rights for users, groups and roles based on Google Cloud Identity and Access Management (IAM)API Keys
OpenID Connect Discovery
Weitere Informationen bereitgestellt vom Systemhersteller
CockroachDBetcdGoogle Cloud BigtableWeaviate
Specific characteristicsWeaviate is an open source vector database that is robust, scalable, cloud-native,...
» mehr
Competitive advantagesFlexible deployment - Free, open source or fully-managed cloud vector database service...
» mehr
Typical application scenariosAs a database supporting the development of generative AI and semantic search applications...
» mehr
Key customersAll companies that have data. ​
» mehr
Market metricsAs of mid 2023: Over 2 million open source downloads 3500+ Weaviate Slack community...
» mehr
Licensing and pricing modelsWeaviate is open-source, and free to use. Weaviate is also available as a fully managed...
» mehr

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Weitere Ressourcen
CockroachDBetcdGoogle Cloud BigtableWeaviate
DB-Engines Blog Posts

Weaviate, an ANN Database with CRUD support
2. Februar 2021,  Etienne Dilocker, SeMI Technologies (sponsor) 

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Erwähnungen in aktuellen Nachrichten

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