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DBMS > Memcached vs. PostGIS vs. Solr vs. Transwarp ArgoDB

System Properties Comparison Memcached vs. PostGIS vs. Solr vs. Transwarp ArgoDB

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Editorial information provided by DB-Engines
NameMemcached  Xexclude from comparisonPostGIS  Xexclude from comparisonSolr  Xexclude from comparisonTranswarp ArgoDB  Xexclude from comparison
DescriptionIn-memory key-value store, originally intended for cachingSpatial extension of PostgreSQLA widely used distributed, scalable search engine based on Apache LuceneDistributed Analytical Database to replace Hadoop+MPP hybrid architecture
Primary database modelKey-value storeSpatial DBMSSearch engineRelational DBMS
Secondary database modelsRelational DBMSSpatial DBMSSearch engine
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score19.42
Rank#32  Overall
#4  Key-value stores
Score22.69
Rank#29  Overall
#1  Spatial DBMS
Score42.91
Rank#24  Overall
#3  Search engines
Score0.07
Rank#350  Overall
#153  Relational DBMS
Websitewww.memcached.orgpostgis.netsolr.apache.orgwww.transwarp.cn/­en/­product/­argodb
Technical documentationgithub.com/­memcached/­memcached/­wikipostgis.net/­documentationsolr.apache.org/­resources.htmldocs.transwarp.cn/­#/­documents-support/­docs?category=ARGODB
DeveloperDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalApache Software FoundationTranswarp
Initial release200320052006
Current release1.6.25, March 20243.4.2, February 20249.6.0, April 2024
License infoCommercial or Open SourceOpen Source infoBSD licenseOpen Source infoGPL v2.0Open Source infoApache Version 2commercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageCCJava
Server operating systemsFreeBSD
Linux
OS X
Unix
Windows
All OS with a Java VM inforuns as a servlet in servlet container (e.g. Tomcat, Jetty is included)
Data schemeschema-freeyesyes infoDynamic Fields enables on-the-fly addition of new fieldsyes
Typing infopredefined data types such as float or datenoyesyes infosupports customizable data types and automatic typingyes
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.yesyes
Secondary indexesnoyesyes infoAll search fields are automatically indexedyes
SQL infoSupport of SQLnoyesSolr Parallel SQL Interfaceyes
APIs and other access methodsProprietary protocolJava API
RESTful HTTP/JSON API
Supported programming languages.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
.Net
Erlang
Java
JavaScript
any language that supports sockets and either XML or JSON
Perl
PHP
Python
Ruby
Scala
Server-side scripts infoStored proceduresnouser defined functionsJava plugins
Triggersnoyesyes infoUser configurable commands triggered on index changes
Partitioning methods infoMethods for storing different data on different nodesnoneyes infobased on PostgreSQLSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoRepcached, a Memcached patch, provides this functionallityyes infobased on PostgreSQLyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonospark-solr: github.com/­lucidworks/­spark-solr and streaming expressions to reduce
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDoptimistic locking
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentnoyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlyes infousing SASL (Simple Authentication and Security Layer) protocolyes infobased on PostgreSQLyes

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More resources
MemcachedPostGISSolrTranswarp ArgoDB
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