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DBMS > FatDB vs. HyperSQL vs. InfluxDB vs. Realm

System Properties Comparison FatDB vs. HyperSQL vs. InfluxDB vs. Realm

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Editorial information provided by DB-Engines
NameFatDB  Xexclude from comparisonHyperSQL infoalso known as HSQLDB  Xexclude from comparisonInfluxDB  Xexclude from comparisonRealm  Xexclude from comparison
FatDB/FatCloud has ceased operations as a company with February 2014. FatDB is discontinued and excluded from the ranking.
DescriptionA .NET NoSQL DBMS that can integrate with and extend SQL Server.Multithreaded, transactional RDBMS written in Java infoalso known as HSQLDBDBMS for storing time series, events and metricsA DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core Data
Primary database modelDocument store
Key-value store
Relational DBMSTime Series DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score5.38
Rank#68  Overall
#38  Relational DBMS
Score24.96
Rank#28  Overall
#1  Time Series DBMS
Score8.95
Rank#46  Overall
#8  Document stores
Websitehsqldb.orgwww.influxdata.com/­products/­influxdb-overviewrealm.io
Technical documentationhsqldb.org/­web/­hsqlDocsFrame.htmldocs.influxdata.com/­influxdbrealm.io/­docs
DeveloperFatCloudRealm, acquired by MongoDB in May 2019
Initial release2012200120132014
Current release2.5.2, June 20202.0.2, November 2020
License infoCommercial or Open SourcecommercialOpen Source infobased on BSD licenseOpen Source infoMIT-License; commercial enterprise version availableOpen Source
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.
Implementation languageC#JavaGo
Server operating systemsWindowsAll OS with a Java VM infoEmbedded (into Java applications) and Client-Server operating modesLinux
OS X infothrough Homebrew
Android
Backend: server-less
iOS
Windows
Data schemeschema-freeyesschema-freeyes
Typing infopredefined data types such as float or dateyesyesNumeric data and Stringsyes
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 indexesyesyesnoyes
SQL infoSupport of SQLno infoVia inetgration in SQL ServeryesSQL-like query languageno
APIs and other access methods.NET Client API
LINQ
RESTful HTTP API
RPC
Windows WCF Bindings
HTTP API infoJDBC via HTTP
JDBC
ODBC
HTTP API
JSON over UDP
Supported programming languagesC#All languages supporting JDBC/ODBC
Java
.Net
Clojure
Erlang
Go
Haskell
Java
JavaScript
JavaScript (Node.js)
Lisp
Perl
PHP
Python
R
Ruby
Rust
Scala
.Net
Java infowith Android only
Objective-C
React Native
Swift
Server-side scripts infoStored proceduresyes infovia applicationsJava, SQLnono inforuns within the applications so server-side scripts are unnecessary
Triggersyes infovia applicationsyesnoyes infoChange Listeners
Partitioning methods infoMethods for storing different data on different nodesShardingnoneSharding infoin enterprise version onlynone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factornoneselectable replication factor infoin enterprise version onlynone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDnoACID
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 infoDepending on used storage engineyes infoIn-Memory realm
User concepts infoAccess controlno infoCan implement custom security layer via applicationsfine grained access rights according to SQL-standardsimple rights management via user accountsyes
More information provided by the system vendor
FatDBHyperSQL infoalso known as HSQLDBInfluxDBRealm
Specific characteristicsInfluxData is the creator of InfluxDB , the open source time series database. It...
» more
Now a part of MongoDB Data Platform , Realm Database is the fast, easy to use, and...
» more
Competitive advantagesTime to Value An end-to-end platform, InfluxData is ready to go on the cloud or via...
» more
Realm ensures offline-first functionality, meaning apps run smoothly and deliver...
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Typical application scenariosIoT & Sensor Monitoring Instrumentation of every available surface in the material...
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Mobile Consumer Apps First-Line Worker Apps
» more
Key customersInfluxData has over 630 paying customers, including IBM, PayPal, Siemens Tesla and...
» more
Cathay Pacific Royal Carribbean Cruise Lines Open Source Database powers apps built...
» more
Market metricsFastest growing database to garnish 17,000 github stars Over 260,000 daily active...
» more
Used by 100,000+ developers 2 bn installs Currently used in 40k+ applications in...
» more
Licensing and pricing modelsOpen source core with closed source clustering available either on-premise or on...
» more
Realm database is licensed under the Apache License v2.0.
» more
News

Tracking CS:GO Stats with InfluxDB
24 November 2020

InfluxDB Cloud is on AWS US East
23 November 2020

Release Announcement: InfluxDB OSS 2.0.2
19 November 2020

Event Highlights: InfluxDays North America 2020 Virtual Experience
18 November 2020

Achieve Better Observability into AWS Services with the AWS CloudWatch Monitoring Template
17 November 2020

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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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