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DBMS > Microsoft SQL Server vs. Oracle vs. Postgres-XL vs. Riak TS vs. SAP HANA

System Properties Comparison Microsoft SQL Server vs. Oracle vs. Postgres-XL vs. Riak TS vs. SAP HANA

Editorial information provided by DB-Engines
NameMicrosoft SQL Server  Xexclude from comparisonOracle  Xexclude from comparisonPostgres-XL  Xexclude from comparisonRiak TS  Xexclude from comparisonSAP HANA  Xexclude from comparison
DescriptionMicrosofts flagship relational DBMSWidely used RDBMSBased on PostgreSQL enhanced with MPP and write-scale-out cluster featuresRiak TS is a distributed NoSQL database optimized for time series data and based on Riak KVIn-memory, column based data store. Available as appliance or cloud service
Primary database modelRelational DBMSRelational DBMSRelational DBMSTime Series DBMSRelational DBMS
Secondary database modelsDocument store
Graph DBMS
Spatial DBMS
Document store
Graph DBMS infowith Oracle Spatial and Graph
RDF store infowith Oracle Spatial and Graph
Spatial DBMS infowith Oracle Spatial and Graph
Document store
Spatial DBMS
Document store
Graph DBMS infowith SAP Hana, Enterprise Edition
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score970.85
Rank#3  Overall
#3  Relational DBMS
Score1271.55
Rank#1  Overall
#1  Relational DBMS
Score0.68
Rank#213  Overall
#106  Relational DBMS
Score0.26
Rank#276  Overall
#21  Time Series DBMS
Score56.24
Rank#19  Overall
#12  Relational DBMS
Websitewww.microsoft.com/­en-us/­sql-serverwww.oracle.com/­databasewww.postgres-xl.orgriak.com/­products/­riak-tswww.sap.com/­products/­hana.html
Technical documentationdocs.microsoft.com/­en-US/­sql/­sql-serverdocs.oracle.com/­en/­databasewww.postgres-xl.org/­documentationhelp.sap.com/­hana
DeveloperMicrosoftOracleBasho TechnologiesSAP
Initial release198919802014 infosince 2012, originally named StormDB20152010
Current releaseSQL Server 2019, November 201919c, February 201910 R1, October 20182.0 SPS05 (JuneĀ 26, 2020), June 2020
License infoCommercial or Open Sourcecommercial inforestricted free version is availablecommercial inforestricted free version is availableOpen Source infoMozilla public licenseOpen Sourcecommercial
Cloud-based only infoOnly available as a cloud servicenonononono infoalso available as a cloud based service
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C and C++CErlang
Server operating systemsLinux
Windows
AIX
HP-UX
Linux
OS X
Solaris
Windows
z/OS
Linux
macOS
Linux
OS X
Appliance or cloud-service
Data schemeyesyes infoSchemaless in JSON and XML columnsyesschema-freeyes
Typing infopredefined data types such as float or dateyesyesyesnoyes
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.yesyesyes infoXML type, but no XML query functionalitynono
Secondary indexesyesyesyesrestrictedyes
SQL infoSupport of SQLyesyes infowith proprietary extensionsyes infodistributed, parallel query executionnoyes
APIs and other access methodsADO.NET
JDBC
ODBC
OLE DB
Tabular Data Stream (TDS)
JDBC
ODBC
ODP.NET
Oracle Call Interface (OCI)
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
HTTP API
Native Erlang Interface
JDBC
ODBC
Supported programming languagesC#
C++
Delphi
Go
Java
JavaScript (Node.js)
PHP
Python
R
Ruby
Visual Basic
C
C#
C++
Clojure
Cobol
Delphi
Eiffel
Erlang
Fortran
Groovy
Haskell
Java
JavaScript
Lisp
Objective C
OCaml
Perl
PHP
Python
R
Ruby
Scala
Tcl
Visual Basic
.Net
C
C++
Delphi
Erlang
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
C infounofficial client library
C#
C++ infounofficial client library
Clojure infounofficial client library
Dart infounofficial client library
Erlang
Go infounofficial client library
Groovy infounofficial client library
Haskell infounofficial client library
Java
JavaScript infounofficial client library
Lisp infounofficial client library
Perl infounofficial client library
PHP
Python
Ruby
Scala infounofficial client library
Smalltalk infounofficial client library
Server-side scripts infoStored proceduresTransact SQL, .NET languages, R, Python and (with SQL Server 2019) JavaPL/SQL infoalso stored procedures in Java possibleuser defined functionsJavaScript and ErlangSQLScript, R
Triggersyesyesyesyes infopre-commit hooks and post-commit hooksyes
Partitioning methods infoMethods for storing different data on different nodestables can be distributed across several files (horizontal partitioning); sharding through federationSharding, horizontal partitioninghorizontal partitioningShardingyes
Replication methods infoMethods for redundantly storing data on multiple nodesyes, but depending on the SQL-Server EditionMulti-source replication
Source-replica replication
selectable replication factoryes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono infocan be realized in PL/SQLnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesyesno infolinks between datasets can be storedyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID infoisolation level can be parameterizedACID infoMVCCnoACID
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.yesyes infoVersion 12c introduced the new option 'Oracle Database In-Memory'noyes
User concepts infoAccess controlfine grained access rights according to SQL-standardfine grained access rights according to SQL-standardfine grained access rights according to SQL-standardnoyes

More information provided by the system vendor

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More resources
Microsoft SQL ServerOraclePostgres-XLRiak TSSAP HANA
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