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DBMS > chDB vs. IBM Db2 warehouse vs. STSdb vs. Yanza

System Properties Comparison chDB vs. IBM Db2 warehouse vs. STSdb vs. Yanza

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Editorial information provided by DB-Engines
NamechDB  Xexclude from comparisonIBM Db2 warehouse infoformerly named IBM dashDB  Xexclude from comparisonSTSdb  Xexclude from comparisonYanza  Xexclude from comparison
Yanza seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
DescriptionAn embedded SQL OLAP Engine powered by ClickHouseCloud-based data warehousing serviceKey-Value Store with special method for indexing infooptimized for high performance using a special indexing methodTime Series DBMS for IoT Applications
Primary database modelRelational DBMSRelational DBMSKey-value storeTime Series DBMS
Secondary database modelsTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.00
Rank#383  Overall
#158  Relational DBMS
Score1.30
Rank#164  Overall
#75  Relational DBMS
Score0.04
Rank#360  Overall
#52  Key-value stores
Websitegithub.com/­chdb-io/­chdbwww.ibm.com/­products/­db2/­warehousegithub.com/­STSSoft/­STSdb4yanza.com
Technical documentationdoc.chdb.io
DeveloperIBMSTS Soft SCYanza
Initial release2023201420112015
Current release4.0.8, September 2015
License infoCommercial or Open SourceOpen Source infoApache Version 2.0commercialOpen Source infoGPLv2, commercial license availablecommercial infofree version available
Cloud-based only infoOnly available as a cloud servicenoyesnono infobut mainly used as a service provided by Yanza
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC#
Server operating systemsserver-lesshostedWindowsWindows
Data schemeyesyesschema-free
Typing infopredefined data types such as float or dateyesyes infoprimitive types and user defined types (classes)no
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.no infoImport/export of XML data possibleno
Secondary indexesyesnono
SQL infoSupport of SQLClose to ANSI SQL (SQL/JSON + extensions)yesnono
APIs and other access methods.NET Client API
JDBC
ODBC
OLE DB
.NET Client APIHTTP API
Supported programming languagesBun
C
C++
Go
JavaScript (Node.js)
Python
Rust
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
C#
Java
any language that supports HTTP calls
Server-side scripts infoStored proceduresPL/SQL, SQL PLnono
Triggersyesnoyes infoTimer and event based
Partitioning methods infoMethods for storing different data on different nodesShardingnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesyesnonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnono
Concurrency infoSupport for concurrent manipulation of datayesyesyes
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.yes
User concepts infoAccess controlfine grained access rights according to SQL-standardnono

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More resources
chDBIBM Db2 warehouse infoformerly named IBM dashDBSTSdbYanza
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