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DBMS > Memcached vs. Postgres-XL vs. Transwarp ArgoDB

System Properties Comparison Memcached vs. Postgres-XL vs. Transwarp ArgoDB

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Editorial information provided by DB-Engines
NameMemcached  Xexclude from comparisonPostgres-XL  Xexclude from comparisonTranswarp ArgoDB  Xexclude from comparison
DescriptionIn-memory key-value store, originally intended for cachingBased on PostgreSQL enhanced with MPP and write-scale-out cluster featuresDistributed Analytical Database to replace Hadoop+MPP hybrid architecture
Primary database modelKey-value storeRelational DBMSRelational DBMS
Secondary database modelsDocument store
Spatial DBMS
Search engine
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score20.74
Rank#32  Overall
#4  Key-value stores
Score0.52
Rank#256  Overall
#117  Relational DBMS
Score0.12
Rank#343  Overall
#151  Relational DBMS
Websitewww.memcached.orgwww.postgres-xl.orgwww.transwarp.cn/­en/­product/­argodb
Technical documentationgithub.com/­memcached/­memcached/­wikiwww.postgres-xl.org/­documentationdocs.transwarp.cn/­#/­documents-support/­docs?category=ARGODB
DeveloperDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalTranswarp
Initial release20032014 infosince 2012, originally named StormDB
Current release1.6.25, March 202410 R1, October 2018
License infoCommercial or Open SourceOpen Source infoBSD licenseOpen Source infoMozilla public licensecommercial
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageCC
Server operating systemsFreeBSD
Linux
OS X
Unix
Windows
Linux
macOS
Data schemeschema-freeyesyes
Typing infopredefined data types such as float or datenoyesyes
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.yes infoXML type, but no XML query functionality
Secondary indexesnoyesyes
SQL infoSupport of SQLnoyes infodistributed, parallel query executionyes
APIs and other access methodsProprietary protocolADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Supported programming languages.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
.Net
C
C++
Delphi
Erlang
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Server-side scripts infoStored proceduresnouser defined functions
Triggersnoyes
Partitioning methods infoMethods for storing different data on different nodesnonehorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoRepcached, a Memcached patch, provides this functionallity
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integritynoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID infoMVCC
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentnoyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlyes infousing SASL (Simple Authentication and Security Layer) protocolfine grained access rights according to SQL-standard

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More resources
MemcachedPostgres-XLTranswarp ArgoDB
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