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DBMS > AlaSQL vs. dBASE vs. Realm

System Properties Comparison AlaSQL vs. dBASE vs. Realm

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Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisondBASE  Xexclude from comparisonRealm  Xexclude from comparison
DescriptionJavaScript DBMS librarydBase was one of the first databases with a development environment on PC's. Its latest version dBase V is still sold as dBase classic, which needs a DOS Emulation. The up-to-date product is dBase plus.A DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core Data
Primary database modelDocument store
Relational DBMS
Relational DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.46
Rank#260  Overall
#40  Document stores
#121  Relational DBMS
Score10.34
Rank#44  Overall
#28  Relational DBMS
Score7.60
Rank#52  Overall
#9  Document stores
Websitealasql.orgwww.dbase.comrealm.io
Technical documentationgithub.com/­AlaSQL/­alasqlwww.dbase.com/­support/­knowledgebaserealm.io/­docs
DeveloperAndrey Gershun & Mathias R. WulffAsthon TateRealm, acquired by MongoDB in May 2019
Initial release201419792014
Current releasedBASE 2019, 2019
License infoCommercial or Open SourceOpen Source infoMIT-LicensecommercialOpen Source
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScript
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)DOS infodBase Classic
Windows infodBase Pro
Android
Backend: server-less
iOS
Windows
Data schemeschema-freeyesyes
Typing infopredefined data types such as float or datenoyesyes
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.nono
Secondary indexesnoyesyes
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.nono
APIs and other access methodsJavaScript APInone infoThe IDE can access other DBMS or ODBC-sources.
Supported programming languagesJavaScriptdBase proprietary IDE.Net
Java infowith Android only
Objective-C
React Native
Swift
Server-side scripts infoStored proceduresnono infoThe IDE can access stored procedures in other database systems.no inforuns within the applications so server-side scripts are unnecessary
Triggersyesnoyes infoChange Listeners
Partitioning methods infoMethods for storing different data on different nodesnonenonenone
Replication methods infoMethods for redundantly storing data on multiple nodesnonenonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate Consistency
Foreign keys infoReferential integrityyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageno infonot for dBase internal data, but IDE does support transactions when accessing external DBMSACID
Concurrency infoSupport for concurrent manipulation of datayes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes infoIn-Memory realm
User concepts infoAccess controlnoAccess rights for users and rolesyes

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