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DBMS > MySQL vs. Oracle Rdb vs. Sadas Engine vs. UniData,UniVerse

System Properties Comparison MySQL vs. Oracle Rdb vs. Sadas Engine vs. UniData,UniVerse

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Editorial information provided by DB-Engines
NameMySQL  Xexclude from comparisonOracle Rdb  Xexclude from comparisonSadas Engine  Xexclude from comparisonUniData,UniVerse  Xexclude from comparison
DescriptionWidely used open source RDBMSSADAS Engine is a columnar DBMS specifically designed for high performance in Data warehouse environmentsMultiValue database and application server with SQL mapping layer and meta database capabilities
Primary database modelRelational DBMS infoKey/Value like access via memcached APIRelational DBMSRelational DBMSMultivalue DBMS
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1219.77
Rank#2  Overall
#2  Relational DBMS
Score1.24
Rank#156  Overall
#75  Relational DBMS
Score0.00
Rank#351  Overall
#146  Relational DBMS
Score4.19
Rank#81  Overall
#2  Multivalue DBMS
Websitewww.mysql.comwww.oracle.com/­technetwork/­database/­database-technologies/­rdb/­overview/­index.htmlwww.sadasengine.comwww.rocketsoftware.com/­products/­rocket-u2
Technical documentationdev.mysql.com/­docwww.sadasengine.com/­index.php/­downloads/­documentation-columnar-dbwww.rocketsoftware.com/­products/­rocket-u2/­documentation
DeveloperOracle infosince 2010, originally MySQL AB, then SunOracle, originally developed by Digital Equipment Corporation (DEC)SADAS s.r.l.Rocket Software
Initial release1995198420061985
Current release8.0.27, October 20217.4.1.1, 20218.0
License infoCommercial or Open SourceOpen Source infoGPL version 2. Commercial licenses with extended functionallity are availablecommercialcommercial infofree trial version availablecommercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
ScaleGrid for MySQL: Fully managed MySQL hosting on AWS, Azure and DigitalOcean with high availability and SSH access on the #1 multi-cloud DBaaS.
Implementation languageC and C++C++C
Server operating systemsFreeBSD
Linux
OS X
Solaris
Windows
HP Open VMSAIX
Linux
Windows
AIX
HP-UX
Linux
Solaris
Windows
Data schemeyesFlexible Schema (defined schema, partial schema, schema free)yesschema-free
Typing infopredefined data types such as float or dateyesyesyesoptional
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.yesnono
Secondary indexesyesyesyesyes
SQL infoSupport of SQLyes infowith proprietary extensionsyesyesyes
APIs and other access methodsADO.NET
JDBC
ODBC
Proprietary native API
JDBC
ODBC
Proprietary protocol
Java API infoJPA
JDBC
ODBC
OLE DB
Proprietary protocol
RESTful HTTP API
SOAP-based API
Supported programming languagesAda
C
C#
C++
D
Delphi
Eiffel
Erlang
Haskell
Java
JavaScript (Node.js)
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
.Net
C
C#
C++
Groovy
Java
PHP
Python
.Net
Basic infoU2 Basic
C
Java
Server-side scripts infoStored proceduresyes infoproprietary syntaxnoyes
Triggersyesnoyes infoU2 Basic
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioning, sharding with MySQL Cluster or MySQL Fabrichorizontal partitioningnone
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
noneSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyes infonot for MyISAM storage engineyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infonot for MyISAM storage engineyes, on a single nodeACID infoconfigurable
Concurrency infoSupport for concurrent manipulation of datayes infotable locks or row locks depending on storage engineyesyesyes
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.yesnoyes infomanaged by 'Learn by Usage'
User concepts infoAccess controlUsers with fine-grained authorization concept infono user groups or rolesAccess rights for users, groups and roles according to SQL-standardAccess rights according to SQL-standard and operating system based

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