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DBMS > LevelDB vs. NSDb vs. Sequoiadb vs. SpatiaLite

System Properties Comparison LevelDB vs. NSDb vs. Sequoiadb vs. SpatiaLite

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Editorial information provided by DB-Engines
NameLevelDB  Xexclude from comparisonNSDb  Xexclude from comparisonSequoiadb  Xexclude from comparisonSpatiaLite  Xexclude from comparison
DescriptionEmbeddable fast key-value storage library that provides an ordered mapping from string keys to string valuesScalable, High-performance Time Series DBMS designed for Real-time Analytics on top of KubernetesNewSQL database with distributed OLTP and SQLSpatial extension of SQLite
Primary database modelKey-value storeTime Series DBMSDocument store
Relational DBMS
Spatial DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.35
Rank#111  Overall
#19  Key-value stores
Score0.00
Rank#383  Overall
#41  Time Series DBMS
Score0.45
Rank#261  Overall
#41  Document stores
#122  Relational DBMS
Score1.60
Rank#149  Overall
#3  Spatial DBMS
Websitegithub.com/­google/­leveldbnsdb.iowww.sequoiadb.comwww.gaia-gis.it/­fossil/­libspatialite/­index
Technical documentationgithub.com/­google/­leveldb/­blob/­main/­doc/­index.mdnsdb.io/­Architecturewww.sequoiadb.com/­en/­index.php?m=Files&a=indexwww.gaia-gis.it/­gaia-sins/­spatialite_topics.html
DeveloperGoogleSequoiadb Ltd.Alessandro Furieri
Initial release2011201720132008
Current release1.23, February 20215.0.0, August 2020
License infoCommercial or Open SourceOpen Source infoBSDOpen Source infoApache Version 2.0Open Source infoServer: AGPL; Client: Apache V2Open Source infoMPL 1.1, GPL v2.0 or LGPL v2.1
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++Java, ScalaC++C++
Server operating systemsIllumos
Linux
OS X
Windows
Linux
macOS
Linuxserver-less
Data schemeschema-freeschema-freeyes
Typing infopredefined data types such as float or datenoyes: int, bigint, decimal, stringyes infooid, date, timestamp, binary, regexyes
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.nononono
Secondary indexesnoall fields are automatically indexedyesyes
SQL infoSupport of SQLnoSQL-like query languageSQL-like query languageyes
APIs and other access methodsgRPC
HTTP REST
WebSocket
proprietary protocol using JSON
Supported programming languagesC++
Go
Java info3rd party binding
JavaScript (Node.js) info3rd party binding
Python info3rd party binding
Java
Scala
.Net
C++
Java
PHP
Python
Server-side scripts infoStored proceduresnonoJavaScriptno
Triggersnonoyes
Partitioning methods infoMethods for storing different data on different nodesnoneShardingShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replicationnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual ConsistencyEventual Consistency
Foreign keys infoReferential integritynononoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoDocument is locked during a transactionACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyes infowith automatic compression on writesUsing Apache Luceneyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlnosimple password-based access controlno

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More resources
LevelDBNSDbSequoiadbSpatiaLite
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