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DBMS > CockroachDB vs. openGemini vs. OpenTSDB vs. STSdb

System Properties Comparison CockroachDB vs. openGemini vs. OpenTSDB vs. STSdb

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Editorial information provided by DB-Engines
NameCockroachDB  Xexclude from comparisonopenGemini  Xexclude from comparisonOpenTSDB  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.An open source distributed Time Series DBMS with high concurrency, high performance, and high scalabilityScalable Time Series DBMS based on HBaseKey-Value Store with special method for indexing infooptimized for high performance using a special indexing method
Primary database modelRelational DBMSTime Series DBMSTime Series DBMSKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score6.15
Rank#55  Overall
#33  Relational DBMS
Score0.01
Rank#375  Overall
#39  Time Series DBMS
Score1.68
Rank#146  Overall
#12  Time Series DBMS
Score0.04
Rank#360  Overall
#52  Key-value stores
Websitewww.cockroachlabs.comwww.opengemini.org
github.com/­openGemini
opentsdb.netgithub.com/­STSSoft/­STSdb4
Technical documentationwww.cockroachlabs.com/­docsdocs.opengemini.org/­guideopentsdb.net/­docs/­build/­html/­index.html
DeveloperCockroach LabsHuawei and openGemini communitycurrently maintained by Yahoo and other contributorsSTS Soft SC
Initial release2015202220112011
Current release23.1.1, May 20231.1, July 20234.0.8, September 2015
License infoCommercial or Open SourceOpen Source infoApache 2.0, commercial license availableOpen Source infoApache Version 2.0Open Source infoLGPLOpen Source infoGPLv2, commercial license available
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageGoGoJavaC#
Server operating systemsLinux
macOS
Windows
Linux
Windows
Linux
Windows
Windows
Data schemedynamic schemaschema-freeschema-freeyes
Typing infopredefined data types such as float or dateyesInteger, Float, Boolean, Stringnumeric data for metrics, strings for tagsyes 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.nonono
Secondary indexesyesyesnono
SQL infoSupport of SQLyes, wire compatible with PostgreSQLSQL-like query languagenono
APIs and other access methodsJDBCHTTP RESTHTTP API
Telnet API
.NET Client API
Supported programming languagesC#
C++
Clojure
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
Rust
C
C++
Go
Java
JavaScript (Node.js)
Python
Rust
Erlang
Go
Java
Python
R
Ruby
C#
Java
Server-side scripts infoStored proceduresnononono
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 RAFTShardingSharding infobased on HBasenone
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication using RAFTyesselectable replication factor infobased on HBasenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency infobased on HBase
Foreign keys infoReferential integrityyesnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnonono
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.noyesno
User concepts infoAccess controlRole-based access controlAdministrators and common users accountsnono

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More resources
CockroachDBopenGeminiOpenTSDBSTSdb
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