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DBMS > chDB vs. Coveo vs. RocksDB

System Properties Comparison chDB vs. Coveo vs. RocksDB

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Editorial information provided by DB-Engines
NamechDB  Xexclude from comparisonCoveo  Xexclude from comparisonRocksDB  Xexclude from comparison
DescriptionAn embedded SQL OLAP Engine powered by ClickHouseAI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentEmbeddable persistent key-value store optimized for fast storage (flash and RAM)
Primary database modelRelational DBMSSearch engineKey-value store
Secondary database modelsTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.05
Rank#358  Overall
#152  Relational DBMS
Score2.14
Rank#116  Overall
#11  Search engines
Score2.84
Rank#97  Overall
#16  Key-value stores
Websitegithub.com/­chdb-io/­chdbwww.coveo.comrocksdb.org
Technical documentationdoc.chdb.iodocs.coveo.comgithub.com/­facebook/­rocksdb/­wiki
DeveloperCoveoFacebook, Inc.
Initial release202320122013
Current release9.4.0, June 2024
License infoCommercial or Open SourceOpen Source infoApache Version 2.0commercialOpen Source infoBSD
Cloud-based only infoOnly available as a cloud servicenoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++
Server operating systemsserver-lesshostedLinux
Data schemehybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configurationschema-free
Typing infopredefined data types such as float or dateyesno
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.nono
Secondary indexesyesno
SQL infoSupport of SQLClose to ANSI SQL (SQL/JSON + extensions)nono
APIs and other access methodsRESTful HTTP APIC++ API
Java API
Supported programming languagesBun
C
C++
Go
JavaScript (Node.js)
Python
Rust
C#
Java
JavaScript
Python
C
C++
Go
Java
Perl
Python
Ruby
Server-side scripts infoStored proceduresnono
Triggersyes
Partitioning methods infoMethods for storing different data on different nodesyeshorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyesyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integrityyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesyes
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlgranular access controls, API key management, content filtersno

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More resources
chDBCoveoRocksDB
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