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DBMS > Microsoft SQL Server vs. Realm vs. SAP HANA vs. SQream DB

System Properties Comparison Microsoft SQL Server vs. Realm vs. SAP HANA vs. SQream DB

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Editorial information provided by DB-Engines
NameMicrosoft SQL Server  Xexclude from comparisonRealm  Xexclude from comparisonSAP HANA  Xexclude from comparisonSQream DB  Xexclude from comparison
DescriptionMicrosofts flagship relational DBMSA DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core DataIn-memory, column based data store. Available as appliance or cloud servicea GPU-based, columnar RDBMS for big data analytics workloads
Primary database modelRelational DBMSDocument storeRelational DBMSRelational DBMS
Secondary database modelsDocument store
Graph DBMS
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
Score829.80
Rank#3  Overall
#3  Relational DBMS
Score7.71
Rank#52  Overall
#9  Document stores
Score45.84
Rank#22  Overall
#16  Relational DBMS
Score0.73
Rank#228  Overall
#105  Relational DBMS
Websitewww.microsoft.com/­en-us/­sql-serverrealm.iowww.sap.com/­products/­hana.htmlsqream.com
Technical documentationlearn.microsoft.com/­en-US/­sql/­sql-serverrealm.io/­docshelp.sap.com/­hanadocs.sqream.com
DeveloperMicrosoftRealm, acquired by MongoDB in May 2019SAPSQream Technologies
Initial release1989201420102017
Current releaseSQL Server 2022, November 20222.0 SPS07 (April 4, 2023), April 20232022.1.6, December 2022
License infoCommercial or Open Sourcecommercial inforestricted free version is availableOpen Sourcecommercialcommercial
Cloud-based only infoOnly available as a cloud servicenonono infoalso available as a cloud based serviceno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C++, CUDA, Haskell, Java, Scala
Server operating systemsLinux
Windows
Android
Backend: server-less
iOS
Windows
Appliance or cloud-serviceLinux
Data schemeyesyesyesyes
Typing infopredefined data types such as float or dateyesyesyesyes, ANSI Standard SQL Types
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 indexesyesyesyesno
SQL infoSupport of SQLyesnoyesyes
APIs and other access methodsADO.NET
JDBC
ODBC
OLE DB
Tabular Data Stream (TDS)
JDBC
ODBC
.Net
JDBC
ODBC
Supported programming languagesC#
C++
Delphi
Go
Java
JavaScript (Node.js)
PHP
Python
R
Ruby
Visual Basic
.Net
Java infowith Android only
Objective-C
React Native
Swift
C++
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresTransact SQL, .NET languages, R, Python and (with SQL Server 2019) Javano inforuns within the applications so server-side scripts are unnecessarySQLScript, Ruser defined functions in Python
Triggersyesyes infoChange Listenersyesno
Partitioning methods infoMethods for storing different data on different nodestables can be distributed across several files (horizontal partitioning); sharding through federationnoneyeshorizontal and vertical partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyes, but depending on the SQL-Server Editionnoneyesnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
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.yesyes infoIn-Memory realmyes
User concepts infoAccess controlfine grained access rights according to SQL-standardyesyes

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Related products and services
3rd partiesNavicat for SQL Server gives you a fully graphical approach to database management and development.
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Navicat Monitor is a safe, simple and agentless remote server monitoring tool for SQL Server and many other database management systems.
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CData: Connect to Big Data & NoSQL through standard Drivers.
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More resources
Microsoft SQL ServerRealmSAP HANASQream DB
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