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DBMS > HyperSQL vs. Realm vs. SAP IQ

System Properties Comparison HyperSQL vs. Realm vs. SAP IQ

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Editorial information provided by DB-Engines
NameHyperSQL infoalso known as HSQLDB  Xexclude from comparisonRealm  Xexclude from comparisonSAP IQ infoformer name: Sybase IQ  Xexclude from comparison
DescriptionMultithreaded, transactional RDBMS written in Java infoalso known as HSQLDBA DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core DataColumnar RDBMS optimized for Big Data analytics
Primary database modelRelational DBMSDocument storeRelational DBMS infocolumn-oriented
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.49
Rank#87  Overall
#47  Relational DBMS
Score7.60
Rank#52  Overall
#9  Document stores
Score2.75
Rank#104  Overall
#53  Relational DBMS
Websitehsqldb.orgrealm.iowww.sap.com/­products/­technology-platform/­sybase-iq-big-data-management.html
Technical documentationhsqldb.org/­web/­hsqlDocsFrame.htmlrealm.io/­docshelp.sap.com/­docs/­SAP_IQ
DeveloperRealm, acquired by MongoDB in May 2019SAP, formerly Sybase
Initial release200120141994
Current release2.7.2, June 202316.1 SPS04, April 2019
License infoCommercial or Open SourceOpen Source infobased on BSD licenseOpen Sourcecommercial
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJava
Server operating systemsAll OS with a Java VM infoEmbedded (into Java applications) and Client-Server operating modesAndroid
Backend: server-less
iOS
Windows
AIX
HP-UX
Linux
Solaris
Windows
Data schemeyesyesyes
Typing infopredefined data types such as float or dateyesyesyes
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.nonono
Secondary indexesyesyesyes
SQL infoSupport of SQLyesnoyes
APIs and other access methodsHTTP API infoJDBC via HTTP
JDBC
ODBC
ADO.NET
JDBC
ODBC
RESTful HTTP API
Supported programming languagesAll languages supporting JDBC/ODBC
Java
.Net
Java infowith Android only
Objective-C
React Native
Swift
C
C#
C++
Java
Perl
PHP
Python
Ruby
Server-side scripts infoStored proceduresJava, SQLno inforuns within the applications so server-side scripts are unnecessaryyes
Triggersyesyes infoChange Listenersyes
Partitioning methods infoMethods for storing different data on different nodesnonenoneshared disk or shared nothing architectures with SAP IQ Multiplexer
Replication methods infoMethods for redundantly storing data on multiple nodesnonenoneSAP/Sybase Replication Server
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoHadoop integration
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes
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.yesyes infoIn-Memory realmno
User concepts infoAccess controlfine grained access rights according to SQL-standardyesfine grained access rights according to SQL-standard

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More resources
HyperSQL infoalso known as HSQLDBRealmSAP IQ infoformer name: Sybase IQ
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