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DBMS > EXASOL vs. KairosDB vs. mSQL vs. openGauss

System Properties Comparison EXASOL vs. KairosDB vs. mSQL vs. openGauss

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Editorial information provided by DB-Engines
NameEXASOL  Xexclude from comparisonKairosDB  Xexclude from comparisonmSQL infoMini SQL  Xexclude from comparisonopenGauss  Xexclude from comparison
DescriptionHigh-performance, in-memory, MPP database specifically designed for in-memory analytics.Distributed Time Series DBMS based on Cassandra or H2mSQL (Mini SQL) is a simple and lightweight RDBMSAn enterprise-class RDBMS compatible with high-performance, high-availability and high-performance originally developed by Huawei
Primary database modelRelational DBMSTime Series DBMSRelational DBMSRelational DBMS
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.76
Rank#139  Overall
#62  Relational DBMS
Score0.67
Rank#233  Overall
#20  Time Series DBMS
Score1.27
Rank#169  Overall
#76  Relational DBMS
Score1.06
Rank#184  Overall
#84  Relational DBMS
Websitewww.exasol.comgithub.com/­kairosdb/­kairosdbhughestech.com.au/­products/­msqlgitee.com/­opengauss
opengauss.org
Technical documentationwww.exasol.com/­resourceskairosdb.github.iodocs.opengauss.org/­en
gitee.com/­opengauss/­docs
DeveloperExasolHughes TechnologiesHuawei and openGauss community
Initial release2000201319942019
Current release1.2.2, November 20184.4, October 20213.0, March 2022
License infoCommercial or Open SourcecommercialOpen Source infoApache 2.0commercial infofree licenses can be providedOpen Source
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaCC, C++, Java
Server operating systemsLinux
OS X
Windows
AIX
HP-UX
Linux
OS X
Solaris SPARC/x86
Windows
Linux
Data schemeyesschema-freeyesyes
Typing infopredefined data types such as float or dateyesyesyesyes
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 indexesyesnoyesyes
SQL infoSupport of SQLyesnoA subset of ANSI SQL is implemented infono subqueries, aggregate functions, views, foreign keys, triggersANSI SQL 2011
APIs and other access methods.Net
JDBC
ODBC
WebSocket
Graphite protocol
HTTP REST
Telnet API
JDBC
ODBC
JDBC
ODBC
Supported programming languagesJava
Lua
Python
R
Java
JavaScript infoNode.js
PHP
Python
C
C++
Delphi
Java
Perl
PHP
Tcl
C
C++
Java
Server-side scripts infoStored proceduresuser defined functionsnonoyes
Triggersyesnonoyes
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infobased on Cassandranonehorizontal partitioning (by range, list and hash)
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on CassandranoneSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infoHadoop integrationnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
noneImmediate Consistency
Foreign keys infoReferential integrityyesnonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnonoACID
Concurrency infoSupport for concurrent manipulation of datayesyesnoyes
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.yesnonono
User concepts infoAccess controlAccess rights for users, groups and roles according to SQL-standardsimple password-based access controlnoAccess rights for users, groups and roles according to SQL-standard

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More resources
EXASOLKairosDBmSQL infoMini SQLopenGauss
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