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DBMS > 4D vs. jBASE vs. JSqlDb vs. LMDB

System Properties Comparison 4D vs. jBASE vs. JSqlDb vs. LMDB

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Editorial information provided by DB-Engines
Name4D infoformer name: 4th Dimension  Xexclude from comparisonjBASE  Xexclude from comparisonJSqlDb  Xexclude from comparisonLMDB  Xexclude from comparison
JSqlDB seems to be discontinued. Therefore it is excluded from the DB-Engines ranking.
DescriptionApplication development environment with integrated database management systemA robust multi-value DBMS comprising development tools and middlewareJavaScript Query Language Database, stores JavaScript objects and primitivesA high performant, light-weight, embedded key-value database library
Primary database modelRelational DBMSMultivalue DBMSDocument store
Object oriented DBMS
Key-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.47
Rank#110  Overall
#54  Relational DBMS
Score1.49
Rank#156  Overall
#3  Multivalue DBMS
Score2.09
Rank#121  Overall
#20  Key-value stores
Websitewww.4d.comwww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-jbasejsqldb.org (offline)www.symas.com/­symas-embedded-database-lmdb
Technical documentationdeveloper.4d.comdocs.rocketsoftware.com/­bundle?labelkey=jbase_5.9www.lmdb.tech/­doc
Developer4D, IncRocket Software (formerly Zumasys)Konrad von BackstromSymas
Initial release1984199120182011
Current releasev20, April 20235.70.8, December 20180.9.32, January 2024
License infoCommercial or Open SourcecommercialcommercialOpen SourceOpen Source
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC
Server operating systemsOS X
Windows
AIX
Linux
Windows
Linux
macOS
Windows
Linux
Unix
Windows
Data schemeyesschema-freeschema-freeschema-free
Typing infopredefined data types such as float or dateyesoptionalno
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.yesyesnono
Secondary indexesyesnono
SQL infoSupport of SQLyes infoclose to SQL 92Embedded SQL for jBASE in BASICnono
APIs and other access methodsODBC
RESTful HTTP API infoby using 4D Mobile
SOAP webservices
JDBC
ODBC
Proprietary protocol
RESTful HTTP API
SOAP-based API
Supported programming languages4D proprietary IDE
PHP
.Net
Basic
Jabbascript
Java
JavaScript.Net
C
C++
Clojure
Go
Haskell
Java
JavaScript (Node.js)
Lisp
Lua
MatLab
Nim
Objective C
OCaml
Perl
PHP
Python
R
Ruby
Rust
Swift
Tcl
Server-side scripts infoStored proceduresyesyesfunctions in JavaScriptno
Triggersyesyesnono
Partitioning methods infoMethods for storing different data on different nodesnoneShardingnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replicationyesnonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes infousing RocksDByes
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 groupsAccess rights can be defined down to the item levelno

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More resources
4D infoformer name: 4th DimensionjBASEJSqlDbLMDB
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