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DBMS > Memcached vs. RisingWave vs. Sequoiadb

System Properties Comparison Memcached vs. RisingWave vs. Sequoiadb

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Editorial information provided by DB-Engines
NameMemcached  Xexclude from comparisonRisingWave  Xexclude from comparisonSequoiadb  Xexclude from comparison
DescriptionIn-memory key-value store, originally intended for cachingA distributed RDBMS for stream processing, wire-compatible with PostgreSQLNewSQL database with distributed OLTP and SQL
Primary database modelKey-value storeRelational DBMSDocument store
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score20.74
Rank#32  Overall
#4  Key-value stores
Score0.58
Rank#245  Overall
#112  Relational DBMS
Score0.48
Rank#260  Overall
#41  Document stores
#121  Relational DBMS
Websitewww.memcached.orgwww.risingwave.com/­databasewww.sequoiadb.com
Technical documentationgithub.com/­memcached/­memcached/­wikidocs.risingwave.com/­docs/­current/­introwww.sequoiadb.com/­en/­index.php?m=Files&a=index
DeveloperDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalRisingWave LabsSequoiadb Ltd.
Initial release200320222013
Current release1.6.25, March 20241.2, September 2023
License infoCommercial or Open SourceOpen Source infoBSD licenseOpen Source infoApache Version 2.0Open Source infoServer: AGPL; Client: Apache V2
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 languageCRustC++
Server operating systemsFreeBSD
Linux
OS X
Unix
Windows
Docker
Linux
macOS
Linux
Data schemeschema-freeyesschema-free
Typing infopredefined data types such as float or datenoStandard SQL-types and JSONyes infooid, date, timestamp, binary, regex
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.nono
Secondary indexesnoyesyes
SQL infoSupport of SQLnoyesSQL-like query language
APIs and other access methodsProprietary protocolJDBC
PostgreSQL wire protocol
proprietary protocol using JSON
Supported programming languages.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
Go
Java
JavaScript (Node.js)
Python
.Net
C++
Java
PHP
Python
Server-side scripts infoStored proceduresnoUDFs in Python or JavaJavaScript
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoRepcached, a Memcached patch, provides this functionallitySource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoDocument is locked during a transaction
Concurrency infoSupport for concurrent manipulation of datayesyes
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.yesno
User concepts infoAccess controlyes infousing SASL (Simple Authentication and Security Layer) protocolUsers and Rolessimple password-based access control

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More resources
MemcachedRisingWaveSequoiadb
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