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DBMS > 4D vs. LokiJS vs. Microsoft SQL Server vs. STSdb vs. XTDB

System Properties Comparison 4D vs. LokiJS vs. Microsoft SQL Server vs. STSdb vs. XTDB

Editorial information provided by DB-Engines
Name4D infoformer name: 4th Dimension  Xexclude from comparisonLokiJS  Xexclude from comparisonMicrosoft SQL Server  Xexclude from comparisonSTSdb  Xexclude from comparisonXTDB infoformerly named Crux  Xexclude from comparison
DescriptionApplication development environment with integrated database management systemIn-memory JavaScript DBMSMicrosofts flagship relational DBMSKey-Value Store with special method for indexing infooptimized for high performance using a special indexing methodA general purpose database with bitemporal SQL and Datalog and graph queries
Primary database modelRelational DBMSDocument storeRelational DBMSKey-value storeDocument store
Secondary database modelsDocument store
Graph DBMS
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.47
Rank#110  Overall
#54  Relational DBMS
Score0.49
Rank#260  Overall
#42  Document stores
Score821.56
Rank#3  Overall
#3  Relational DBMS
Score0.10
Rank#357  Overall
#51  Key-value stores
Score0.18
Rank#332  Overall
#46  Document stores
Websitewww.4d.comgithub.com/­techfort/­LokiJSwww.microsoft.com/­en-us/­sql-servergithub.com/­STSSoft/­STSdb4github.com/­xtdb/­xtdb
www.xtdb.com
Technical documentationdeveloper.4d.comtechfort.github.io/­LokiJSlearn.microsoft.com/­en-US/­sql/­sql-serverwww.xtdb.com/­docs
Developer4D, IncMicrosoftSTS Soft SCJuxt Ltd.
Initial release19842014198920112019
Current releasev20, April 2023SQL Server 2022, November 20224.0.8, September 20151.19, September 2021
License infoCommercial or Open SourcecommercialOpen Sourcecommercial inforestricted free version is availableOpen Source infoGPLv2, commercial license availableOpen Source infoMIT License
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptC++C#Clojure
Server operating systemsOS X
Windows
server-less, requires a JavaScript environment (browser, Node.js)Linux
Windows
WindowsAll OS with a Java 8 (and higher) VM
Linux
Data schemeyesschema-freeyesyesschema-free
Typing infopredefined data types such as float or dateyesnoyesyes infoprimitive types and user defined types (classes)yes, extensible-data-notation format
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.yesnoyesno
Secondary indexesyesyes infovia viewsyesnoyes
SQL infoSupport of SQLyes infoclose to SQL 92noyesnolimited SQL, making use of Apache Calcite
APIs and other access methodsODBC
RESTful HTTP API infoby using 4D Mobile
SOAP webservices
JavaScript APIADO.NET
JDBC
ODBC
OLE DB
Tabular Data Stream (TDS)
.NET Client APIHTTP REST
JDBC
Supported programming languages4D proprietary IDE
PHP
JavaScriptC#
C++
Delphi
Go
Java
JavaScript (Node.js)
PHP
Python
R
Ruby
Visual Basic
C#
Java
Clojure
Java
Server-side scripts infoStored proceduresyesView functions in JavaScriptTransact SQL, .NET languages, R, Python and (with SQL Server 2019) Javanono
Triggersyesyesyesnono
Partitioning methods infoMethods for storing different data on different nodesnonenonetables can be distributed across several files (horizontal partitioning); sharding through federationnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replicationnoneyes, but depending on the SQL-Server Editionnoneyes, each node contains all data
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynoneImmediate Consistency
Foreign keys infoReferential integrityyesnoyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno infoatomic operations within a single collection possibleACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yesyesyes, flexibel persistency by using storage technologies like Apache Kafka, RocksDB or LMDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes
User concepts infoAccess controlUsers and groupsnofine grained access rights according to SQL-standardno

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More resources
4D infoformer name: 4th DimensionLokiJSMicrosoft SQL ServerSTSdbXTDB infoformerly named Crux
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