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DBMS > CockroachDB vs. H2 vs. Weaviate

System Properties Comparison CockroachDB vs. H2 vs. Weaviate

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Editorial information provided by DB-Engines
NameCockroachDB  Xexclude from comparisonH2  Xexclude from comparisonWeaviate  Xexclude from comparison
DescriptionCockroachDB 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.Full-featured RDBMS with a small footprint, either embedded into a Java application or used as a database server.An AI-native realtime vector database engine that integrates scalable machine learning models.
Primary database modelRelational DBMSRelational DBMSVector DBMS
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score6.10
Rank#58  Overall
#33  Relational DBMS
Score8.22
Rank#50  Overall
#32  Relational DBMS
Score1.89
Rank#138  Overall
#4  Vector DBMS
Websitewww.cockroachlabs.comwww.h2database.comgithub.com/­weaviate/­weaviate
weaviate.io
Technical documentationwww.cockroachlabs.com/­docswww.h2database.com/­html/­main.htmlweaviate.io/­developers/­weaviate
DeveloperCockroach LabsThomas MuellerWeaviate B.V.
Initial release201520052019
Current release23.1.1, May 20232.2.220, July 20231.19, May 2023
License infoCommercial or Open SourceOpen Source infoApache 2.0, commercial license availableOpen Source infodual-licence (Mozilla public license, Eclipse public license)Open Source infocommercial license available with Weaviate Enterprise
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
CockroachDB: A cloud-native, distributed SQL database designed for speed, scale, and survival. Get started for free today with a fully-managed CockroachDB cluster -- leave operations behind and get your app to market faster.
Implementation languageGoJavaGo
Server operating systemsLinux
macOS
Windows
All OS with a Java VM
Data schemedynamic schemayesyes, maps to GraphQL interface
Typing infopredefined data types such as float or dateyesyesyes infostring, int, float, geo point, date, cross reference, fuzzy references
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nonono
Secondary indexesyesyesyes infoall data objects are indexed in a semantic vector space (the Contextionary), all primitive fields are indexed
SQL infoSupport of SQLyes, wire compatible with PostgreSQLyesGraphQL is used as query language
APIs and other access methodsJDBCJDBC
ODBC
GraphQL query language
RESTful HTTP/JSON API
Supported programming languagesC#
C++
Clojure
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
Rust
JavaJavaScript / TypeScript
Python
Server-side scripts infoStored proceduresnoJava Stored Procedures and User-Defined Functionsno
Triggersnoyesno
Partitioning methods infoMethods for storing different data on different nodeshorizontal 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 RAFTnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication using RAFTWith clustering: 2 database servers on different computers operate on identical copies of a databaseyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integrityyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDno
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes
User concepts infoAccess controlRole-based access controlfine grained access rights according to SQL-standardAPI Keys
OpenID Connect Discovery
More information provided by the system vendor
CockroachDBH2Weaviate
Specific characteristicsCockroachDB is a cloud-native, distributed SQL database architected for modern applications....
» more
Weaviate is an open source vector database that is robust, scalable, cloud-native,...
» more
Competitive advantages- EFFORTLESS SCALE: Scale your applications, not operational complexity. CockroachDB...
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Flexible deployment - Free, open source or fully-managed cloud vector database service...
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Typical application scenariosPayment processing, user account management, metadata management, identity access...
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As a database supporting the development of generative AI and semantic search applications...
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Key customersComcast, DoorDash, Mythical Games, Norfolk Southern, Netflix, LUSH, Bose, Shipt,...
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All companies that have data. ​
» more
Market metrics12K+ long-running clusters 25K+ CockroachDB self-hosted clusters 75K+ CockroachDB...
» more
As of mid 2023: Over 2 million open source downloads 3500+ Weaviate Slack community...
» more
Licensing and pricing models- Apache 2.0 for core features released up to and including the 19.1 release - Time-limited...
» more
Weaviate is open-source, and free to use. Weaviate is also available as a fully managed...
» more

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More resources
CockroachDBH2Weaviate
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