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DBMS > Databend vs. Memcached vs. Oracle Rdb vs. Sequoiadb

System Properties Comparison Databend vs. Memcached vs. Oracle Rdb vs. Sequoiadb

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Editorial information provided by DB-Engines
NameDatabend  Xexclude from comparisonMemcached  Xexclude from comparisonOracle Rdb  Xexclude from comparisonSequoiadb  Xexclude from comparison
DescriptionAn open-source, elastic, and workload-aware cloud data warehouse designed to meet businesses' massive-scale analytics needs at low cost and with low complexityIn-memory key-value store, originally intended for cachingNewSQL database with distributed OLTP and SQL
Primary database modelRelational DBMSKey-value storeRelational DBMSDocument store
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.30
Rank#287  Overall
#130  Relational DBMS
Score19.42
Rank#32  Overall
#4  Key-value stores
Score1.08
Rank#184  Overall
#85  Relational DBMS
Score0.45
Rank#261  Overall
#41  Document stores
#122  Relational DBMS
Websitegithub.com/­datafuselabs/­databend
www.databend.com
www.memcached.orgwww.oracle.com/­database/­technologies/­related/­rdb.htmlwww.sequoiadb.com
Technical documentationdocs.databend.comgithub.com/­memcached/­memcached/­wikiwww.oracle.com/­database/­technologies/­related/­rdb-doc.htmlwww.sequoiadb.com/­en/­index.php?m=Files&a=index
DeveloperDatabend LabsDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalOracle, originally developed by Digital Equipment Corporation (DEC)Sequoiadb Ltd.
Initial release2021200319842013
Current release1.0.59, April 20231.6.25, March 20247.4.1.1, 2021
License infoCommercial or Open SourceOpen Source infoApache Version 2.0Open Source infoBSD licensecommercialOpen Source infoServer: AGPL; Client: Apache V2
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageRustCC++
Server operating systemshosted
Linux
macOS
FreeBSD
Linux
OS X
Unix
Windows
HP Open VMSLinux
Data schemeyesschema-freeFlexible Schema (defined schema, partial schema, schema free)schema-free
Typing infopredefined data types such as float or dateyesnoyesyes 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.nonono
Secondary indexesnonoyesyes
SQL infoSupport of SQLyesnoyesSQL-like query language
APIs and other access methodsCLI Client
JDBC
RESTful HTTP API
Proprietary protocolproprietary protocol using JSON
Supported programming languagesGo
Java
JavaScript (Node.js)
Python
Rust
.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
.Net
C++
Java
PHP
Python
Server-side scripts infoStored proceduresnonoJavaScript
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesnonenoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnonenone infoRepcached, a Memcached patch, provides this functionallitySource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynonoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesnoyes, on a single nodeDocument is locked during a transaction
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesnoyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nono
User concepts infoAccess controlUsers with fine-grained authorization concept, user rolesyes infousing SASL (Simple Authentication and Security Layer) protocolsimple password-based access control

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More resources
DatabendMemcachedOracle RdbSequoiadb
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