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DBMS > Blueflood vs. LevelDB vs. Memcached vs. ObjectBox vs. PostGIS

System Properties Comparison Blueflood vs. LevelDB vs. Memcached vs. ObjectBox vs. PostGIS

Editorial information provided by DB-Engines
NameBlueflood  Xexclude from comparisonLevelDB  Xexclude from comparisonMemcached  Xexclude from comparisonObjectBox  Xexclude from comparisonPostGIS  Xexclude from comparison
DescriptionScalable TimeSeries DBMS based on CassandraEmbeddable fast key-value storage library that provides an ordered mapping from string keys to string valuesIn-memory key-value store, originally intended for cachingExtremely fast embedded database for small devices, IoT and MobileSpatial extension of PostgreSQL
Primary database modelTime Series DBMSKey-value storeKey-value storeObject oriented DBMSSpatial DBMS
Secondary database modelsTime Series DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.06
Rank#353  Overall
#34  Time Series DBMS
Score2.35
Rank#111  Overall
#19  Key-value stores
Score19.42
Rank#32  Overall
#4  Key-value stores
Score1.20
Rank#170  Overall
#5  Object oriented DBMS
Score22.69
Rank#29  Overall
#1  Spatial DBMS
Websiteblueflood.iogithub.com/­google/­leveldbwww.memcached.orgobjectbox.iopostgis.net
Technical documentationgithub.com/­rax-maas/­blueflood/­wikigithub.com/­google/­leveldb/­blob/­main/­doc/­index.mdgithub.com/­memcached/­memcached/­wikidocs.objectbox.iopostgis.net/­documentation
DeveloperRackspaceGoogleDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalObjectBox Limited
Initial release20132011200320172005
Current release1.23, February 20211.6.25, March 20243.4.2, February 2024
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoBSDOpen Source infoBSD licenseOpen Source infoApache License 2.0Open Source infoGPL v2.0
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaC++CC and C++C
Server operating systemsLinux
OS X
Illumos
Linux
OS X
Windows
FreeBSD
Linux
OS X
Unix
Windows
Android
iOS
Linux
macOS
Windows
Data schemepredefined schemeschema-freeschema-freeyesyes
Typing infopredefined data types such as float or dateyesnonoyesyes
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 indexesnononoyesyes
SQL infoSupport of SQLnonononoyes
APIs and other access methodsHTTP RESTProprietary protocolProprietary native API
Supported programming languagesC++
Go
Java info3rd party binding
JavaScript (Node.js) info3rd party binding
Python info3rd party binding
.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
C
C++
Dart
Go
Java
JavaScript infoplanned (as of Jan 2019)
Kotlin
Python infoplanned (as of Jan 2019)
Swift
Server-side scripts infoStored proceduresnonononouser defined functions
Triggersnonononoyes
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on Cassandranonenonenoneyes infobased on PostgreSQL
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on Cassandranonenone infoRepcached, a Memcached patch, provides this functionallityonline/offline synchronization between client and serveryes infobased on PostgreSQL
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Immediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynononoyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanononoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyes infowith automatic compression on writesnoyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonono
User concepts infoAccess controlnonoyes infousing SASL (Simple Authentication and Security Layer) protocolyesyes infobased on PostgreSQL
More information provided by the system vendor
BluefloodLevelDBMemcachedObjectBoxPostGIS
News

On-device Vector Database for Dart/Flutter
21 May 2024

The first On-Device Vector Database: ObjectBox 4.0
16 May 2024

Edge AI: The era of on-device AI
23 April 2024

In-Memory Database Use Cases
15 February 2024

Data Viewer for Objects – announcing ObjectBox Admin
14 November 2023

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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources
BluefloodLevelDBMemcachedObjectBoxPostGIS
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