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DBMS > 4D vs. AlaSQL vs. dBASE vs. LokiJS vs. YDB

System Properties Comparison 4D vs. AlaSQL vs. dBASE vs. LokiJS vs. YDB

Editorial information provided by DB-Engines
Name4D infoformer name: 4th Dimension  Xexclude from comparisonAlaSQL  Xexclude from comparisondBASE  Xexclude from comparisonLokiJS  Xexclude from comparisonYDB  Xexclude from comparison
DescriptionApplication development environment with integrated database management systemJavaScript 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.In-memory JavaScript DBMSA distributed fault-tolerant database service, with high availability, scalability, immediate consistency and ACID transactions and providing an Amazon DynamoDB compatible API
Primary database modelRelational DBMSDocument store
Relational DBMS
Relational DBMSDocument storeDocument store
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.47
Rank#110  Overall
#54  Relational DBMS
Score0.51
Rank#256  Overall
#40  Document stores
#118  Relational DBMS
Score9.70
Rank#44  Overall
#28  Relational DBMS
Score0.49
Rank#260  Overall
#42  Document stores
Score0.33
Rank#287  Overall
#43  Document stores
#132  Relational DBMS
Websitewww.4d.comalasql.orgwww.dbase.comgithub.com/­techfort/­LokiJSgithub.com/­ydb-platform/­ydb
ydb.tech
Technical documentationdeveloper.4d.comgithub.com/­AlaSQL/­alasqlwww.dbase.com/­support/­knowledgebasetechfort.github.io/­LokiJSydb.tech/­en/­docs
Developer4D, IncAndrey Gershun & Mathias R. WulffAsthon TateYandex
Initial release19842014197920142019
Current releasev20, April 2023dBASE 2019, 2019
License infoCommercial or Open SourcecommercialOpen Source infoMIT-LicensecommercialOpen SourceOpen Source infoApache 2.0; commercial license available
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptJavaScript
Server operating systemsOS X
Windows
server-less, requires a JavaScript environment (browser, Node.js)DOS infodBase Classic
Windows infodBase Pro
server-less, requires a JavaScript environment (browser, Node.js)Linux
Data schemeyesschema-freeyesschema-freeFlexible Schema (defined schema, partial schema, schema free)
Typing infopredefined data types such as float or dateyesnoyesnoyes
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.yesnonono
Secondary indexesyesnoyesyes infovia viewsyes
SQL infoSupport of SQLyes infoclose to SQL 92Close to SQL99, but no user access control, stored procedures and host language bindings.nonoSQL-like query language (YQL)
APIs and other access methodsODBC
RESTful HTTP API infoby using 4D Mobile
SOAP webservices
JavaScript APInone infoThe IDE can access other DBMS or ODBC-sources.JavaScript APIRESTful HTTP API (DynamoDB compatible)
Supported programming languages4D proprietary IDE
PHP
JavaScriptdBase proprietary IDEJavaScriptGo
Java
JavaScript (Node.js)
PHP
Python
Server-side scripts infoStored proceduresyesnono infoThe IDE can access stored procedures in other database systems.View functions in JavaScriptno
Triggersyesyesnoyes
Partitioning methods infoMethods for storing different data on different nodesnonenonenonenoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replicationnonenonenoneActive-passive shard replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynonenoneImmediate Consistency
Foreign keys infoReferential integrityyesyesyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDyes infoonly for local storage and DOM-storageno infonot for dBase internal data, but IDE does support transactions when accessing external DBMSno infoatomic operations within a single collection possibleACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyesno
User concepts infoAccess controlUsers and groupsnoAccess rights for users and rolesnoAccess rights defined for Yandex Cloud users

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More resources
4D infoformer name: 4th DimensionAlaSQLdBASELokiJSYDB
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