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DBMS > CockroachDB vs. Galaxybase vs. OpenMLDB vs. QuestDB vs. STSdb

System Properties Comparison CockroachDB vs. Galaxybase vs. OpenMLDB vs. QuestDB vs. STSdb

Editorial information provided by DB-Engines
NameCockroachDB  Xexclude from comparisonGalaxybase  Xexclude from comparisonOpenMLDB  Xexclude from comparisonQuestDB  Xexclude from comparisonSTSdb  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.Scalable, ACID-compliant native distributed parallel graph platformAn open-source machine learning database that provides a feature platform for training and inferenceA high performance open source SQL database for time series dataKey-Value Store with special method for indexing infooptimized for high performance using a special indexing method
Primary database modelRelational DBMSGraph DBMSTime Series DBMSTime Series DBMSKey-value store
Secondary database modelsRelational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score4.74
Rank#67  Overall
#36  Relational DBMS
Score0.00
Rank#385  Overall
#40  Graph DBMS
Score0.11
Rank#339  Overall
#30  Time Series DBMS
Score2.81
Rank#98  Overall
#7  Time Series DBMS
Score0.03
Rank#365  Overall
#54  Key-value stores
Websitewww.cockroachlabs.comgalaxybase.comopenmldb.aiquestdb.iogithub.com/­STSSoft/­STSdb4
Technical documentationwww.cockroachlabs.com/­docsopenmldb.ai/­docs/­zh/­mainquestdb.io/­docs
DeveloperCockroach LabsChuanglin(Createlink) Technology Co., Ltd 浙江创邻科技有限公司4 Paradigm Inc.QuestDB Technology IncSTS Soft SC
Initial release20152017202020142011
Current release24.1.0, May 2024Nov 20, November 20212024-2 February 20244.0.8, September 2015
License infoCommercial or Open SourceOpen Source infoApache 2.0, commercial license availablecommercialOpen SourceOpen Source infoApache 2.0Open Source infoGPLv2, commercial license available
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoC and JavaC++, Java, ScalaJava (Zero-GC), C++, RustC#
Server operating systemsLinux
macOS
Windows
LinuxLinuxLinux
macOS
Windows
Windows
Data schemedynamic schemaStrong typed schemaFixed schemayes infoschema-free via InfluxDB Line Protocolyes
Typing infopredefined data types such as float or dateyesyesyesyesyes infoprimitive types and user defined types (classes)
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.nononono
Secondary indexesyesyesyesnono
SQL infoSupport of SQLyes, wire compatible with PostgreSQLnoyesSQL with time-series extensionsno
APIs and other access methodsJDBCBrowser interface
console (shell)
Graph API (Gremlin)
OpenCypher
Proprietary native API
JDBC
SQLAlchemy
HTTP REST
InfluxDB Line Protocol (TCP/UDP)
JDBC
PostgreSQL wire protocol
.NET Client API
Supported programming languagesC#
C++
Clojure
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
Rust
Go
Java
Python
C++
Go
Java
Python
Scala
C infoPostgreSQL driver
C++
Go
Java
JavaScript (Node.js)
Python
Rust infoover HTTP
C#
Java
Server-side scripts infoStored proceduresnouser defined procedures and functionsnonono
Triggersnononono
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 RAFTShardinghorizontal partitioninghorizontal partitioning (by timestamps)none
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication using RAFTSource-replica replicationSource-replica replication with eventual consistencynone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyes infoRelationships in graphsnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDnoACID for single-table writesno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyesyes infothrough memory mapped files
User concepts infoAccess controlRole-based access controlRole-based access controlfine grained access rights according to SQL-standardno
More information provided by the system vendor
CockroachDBGalaxybaseOpenMLDBQuestDBSTSdb
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More resources
CockroachDBGalaxybaseOpenMLDBQuestDBSTSdb
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