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DBMS > GeoMesa vs. LMDB vs. Riak KV vs. Snowflake

System Properties Comparison GeoMesa vs. LMDB vs. Riak KV vs. Snowflake

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Editorial information provided by DB-Engines
NameGeoMesa  Xexclude from comparisonLMDB  Xexclude from comparisonRiak KV  Xexclude from comparisonSnowflake  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 libraryDistributed, fault tolerant key-value storeCloud-based data warehousing service for structured and semi-structured data
Primary database modelSpatial DBMSKey-value storeKey-value store infowith links between data sets and object tags for the creation of secondary indexesRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.75
Rank#203  Overall
#3  Spatial DBMS
Score2.32
Rank#118  Overall
#22  Key-value stores
Score6.52
Rank#65  Overall
#9  Key-value stores
Score96.42
Rank#13  Overall
#9  Relational DBMS
Websitewww.geomesa.orgwww.symas.com/­symas-embedded-database-lmdbriak.com/­products/­riak-kvwww.snowflake.com
Technical documentationwww.geomesa.org/­documentation/­stable/­user/­index.htmldocs.snowflake.net/­manuals/­index.html
DeveloperCCRi and othersSymasBasho TechnologiesSnowflake Computing Inc.
Initial release2014201120092014
Current release3.2.0, April 20210.9.29, March 20212.1.0, April 2015
License infoCommercial or Open SourceOpen Source infoApache License 2.0Open SourceOpen Source infoApache version 2, commercial enterprise editioncommercial
Cloud-based only infoOnly available as a cloud servicenononoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageScalaCErlang
Server operating systemsLinux
OS X		hosted
Data schemeyesschema-freeschema-freeyes infosupport of semi-structured data formats (JSON, XML, Avro)
Typing infopredefined data types such as float or dateyesnoyes
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.nononoyes
Secondary indexesyesnorestricted
SQL infoSupport of SQLnononoyes
APIs and other access methodsHTTP API
Native Erlang Interface		CLI Client
JDBC
ODBC
Supported programming languagesCC infounofficial client library
C#
C++ infounofficial client library
Clojure infounofficial client library
Dart infounofficial client library
Erlang
Go infounofficial client library
Groovy infounofficial client library
Haskell infounofficial client library
Java
JavaScript infounofficial client library
Lisp infounofficial client library
Perl infounofficial client library
PHP
Python
Ruby
Scala infounofficial client library
Smalltalk infounofficial client library		JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresnonoJavaScript and Erlanguser defined functions
Triggersnonoyes infopre-commit hooks and post-commit hooksno infosimilar concept for controling cloud resources
Partitioning methods infoMethods for storing different data on different nodesdepending on storage layernoneSharding infono "single point of failure"yes
Replication methods infoMethods for redundantly storing data on multiple nodesdepending on storage layernoneselectable replication factoryes
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemdepending on storage layerImmediate ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonono infolinks between data sets can be storedyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.depending on storage layeryesno
User concepts infoAccess controlyes infodepending on the DBMS used for storagenonoUsers with fine-grained authorization concept, user roles and pluggable authentication

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More resources
GeoMesaLMDBRiak KVSnowflake
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