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DBMS > GeoMesa vs. LMDB vs. SQL.JS

System Properties Comparison GeoMesa vs. LMDB vs. SQL.JS

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Editorial information provided by DB-Engines
NameGeoMesa  Xexclude from comparisonLMDB  Xexclude from comparisonSQL.JS  Xexclude from comparison
DescriptionGeoMesa is a distributed spatio-temporal DBMS based on various systems as storage layer.A high performant, light-weight, embedded key-value database libraryPort of SQLite to JavaScript
Primary database modelSpatial DBMSKey-value storeRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.86
Rank#205  Overall
#4  Spatial DBMS
Score2.09
Rank#121  Overall
#20  Key-value stores
Score0.63
Rank#241  Overall
#112  Relational DBMS
Websitewww.geomesa.orgwww.symas.com/­symas-embedded-database-lmdbsql.js.org
Technical documentationwww.geomesa.org/­documentation/­stable/­user/­index.htmlwww.lmdb.tech/­docsql.js.org/­documentation/­index.html
DeveloperCCRi and othersSymasAlon Zakai infoenhancements implemented by others
Initial release201420112012
Current release5.0.0, May 20240.9.32, January 2024
License infoCommercial or Open SourceOpen Source infoApache License 2.0Open SourceOpen Source
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageScalaCJavaScript
Server operating systemsLinux
Unix
Windows
server-less, requires a JavaScript environment (browser, Node.js)
Data schemeyesschema-freeyes
Typing infopredefined data types such as float or dateyesyes
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 indexesyesno
SQL infoSupport of SQLnonoyes infoSQL-92 is not fully supported
APIs and other access methodsJavaScript API
Supported programming languages.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
JavaScript
Server-side scripts infoStored proceduresnonono
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesdepending on storage layernonenone
Replication methods infoMethods for redundantly storing data on multiple nodesdepending on storage layernonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemdepending on storage layerImmediate Consistencynone
Foreign keys infoReferential integritynonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyesno infoexcept by serializing a db to a file
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.depending on storage layeryesyes
User concepts infoAccess controlyes infodepending on the DBMS used for storagenono

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More resources
GeoMesaLMDBSQL.JS
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