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DBMS > CrateDB vs. Kyligence Enterprise vs. OushuDB vs. Weaviate

System Properties Comparison CrateDB vs. Kyligence Enterprise vs. OushuDB vs. Weaviate

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Editorial information provided by DB-Engines
NameCrateDB  Xexclude from comparisonKyligence Enterprise  Xexclude from comparisonOushuDB  Xexclude from comparisonWeaviate  Xexclude from comparison
DescriptionDistributed Database based on LuceneA distributed analytics engine for big data, built on top of Apache KylinA data warehouse powered by Apache HAWQ supporting descriptive analysis and advanced machine learningAn AI-native realtime vector database engine that integrates scalable machine learning models.
Primary database modelDocument store
Spatial DBMS
Search engine
Time Series DBMS
Vector DBMS
Relational DBMSRelational DBMSVector DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.71
Rank#227  Overall
#37  Document stores
#5  Spatial DBMS
#16  Search engines
#19  Time Series DBMS
#10  Vector DBMS
Score0.46
Rank#266  Overall
#124  Relational DBMS
Score0.10
Rank#355  Overall
#154  Relational DBMS
Score1.52
Rank#153  Overall
#6  Vector DBMS
Websitecratedb.comkyligence.io/­kyligence-enterprisewww.oushu.com/­product/­oushuDBgithub.com/­weaviate/­weaviate
weaviate.io
Technical documentationcratedb.com/­docswww.oushu.com/­documentationweaviate.io/­developers/­weaviate
DeveloperCrateKyligence, Inc.OushuWeaviate B.V.
Initial release201320162019
Current release4.0.1, August 20201.19, May 2023
License infoCommercial or Open SourceOpen SourcecommercialcommercialOpen Source infocommercial license available with Weaviate Enterprise
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaJavaGo
Server operating systemsAll Operating Systems, including Kubernetes with CrateDB Kubernetes Operator supportLinuxLinux
Data schemeFlexible Schema (defined schema, partial schema, schema free)yesyesyes, maps to GraphQL interface
Typing infopredefined data types such as float or dateyesyesyesyes 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 indexesyesyesyesyes infoall data objects are indexed in a semantic vector space (the Contextionary), all primitive fields are indexed
SQL infoSupport of SQLyes, but no triggers and constraints, and PostgreSQL compatibilityANSI SQL for queries (using Apache Calcite)Full-featured ANSI SQL supportGraphQL is used as query language
APIs and other access methodsADO.NET
JDBC
ODBC
PostgreSQL wire protocol
Prometheus Remote Read/Write
RESTful HTTP API
JDBC
ODBC
RESTful HTTP API
JDBC
ODBC
GraphQL query language
RESTful HTTP/JSON API
Supported programming languages.NET
Erlang
Go infocommunity maintained client
Java
JavaScript (Node.js) infocommunity maintained client
Perl infocommunity maintained client
PHP
Python
R
Ruby infocommunity maintained client
Scala infocommunity maintained client
C
C++
JavaScript / TypeScript
Python
Server-side scripts infoStored proceduresuser defined functions (Javascript)yesno
Triggersnoyesno
Partitioning methods infoMethods for storing different data on different nodesShardingyesSharding
Replication methods infoMethods for redundantly storing data on multiple nodesConfigurable replication on table/partition-levelyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesHadoop integrationno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Read-after-write consistency on record level
Immediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infounique row identifiers can be used for implementing an optimistic concurrency control strategyACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyes
User concepts infoAccess controlrights management via user accountsKerberos, SSL and role based accessAPI Keys
OpenID Connect Discovery
More information provided by the system vendor
CrateDBKyligence EnterpriseOushuDBWeaviate
Specific characteristicsWeaviate is an open source vector database that is robust, scalable, cloud-native,...
» more
Competitive advantagesFlexible deployment - Free, open source or fully-managed cloud vector database service...
» more
Typical application scenariosAs a database supporting the development of generative AI and semantic search applications...
» more
Key customersAll companies that have data. ​
» more
Market metricsAs of mid 2023: Over 2 million open source downloads 3500+ Weaviate Slack community...
» more
Licensing and pricing modelsWeaviate is open-source, and free to use. Weaviate is also available as a fully managed...
» more

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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources
CrateDBKyligence EnterpriseOushuDBWeaviate
DB-Engines blog posts

Weaviate, an ANN Database with CRUD support
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