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DBMS > Alibaba Cloud TSDB vs. etcd vs. IBM Cloudant vs. Quasardb

System Properties Comparison Alibaba Cloud TSDB vs. etcd vs. IBM Cloudant vs. Quasardb

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Editorial information provided by DB-Engines
NameAlibaba Cloud TSDB  Xexclude from comparisonetcd  Xexclude from comparisonIBM Cloudant  Xexclude from comparisonQuasardb  Xexclude from comparison
DescriptionA stable, reliable, and cost-effective online high-performance time series database serviceA distributed reliable key-value storeDatabase as a Service offering based on Apache CouchDBDistributed, high-performance timeseries database
Primary database modelTime Series DBMSKey-value storeDocument storeTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.23
Rank#300  Overall
#24  Time Series DBMS
Score7.05
Rank#53  Overall
#5  Key-value stores
Score2.85
Rank#95  Overall
#18  Document stores
Score0.13
Rank#332  Overall
#28  Time Series DBMS
Websitewww.alibabacloud.com/­product/­hitsdbetcd.io
github.com/­etcd-io/­etcd
www.ibm.com/­products/­cloudantquasar.ai
Technical documentationwww.alibabacloud.com/­help/­en/­time-series-database/­latest/­what-is-tsdbetcd.io/­docs
github.com/­etcd-io/­etcd/­tree/­master/­Documentation
cloud.ibm.com/­docs/­Cloudantdoc.quasar.ai/­master
DeveloperAlibabaIBM, Apache Software Foundation infoIBM acquired Cloudant in February 2014quasardb
Initial release20102009
Current release3.4, August 20193.14.1, January 2024
License infoCommercial or Open SourcecommercialOpen Source infoApache Version 2.0commercialcommercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licenses
Cloud-based only infoOnly available as a cloud serviceyesnoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoErlangC++
Server operating systemshostedFreeBSD
Linux
Windows infoexperimental
hostedBSD
Linux
OS X
Windows
Data schemeschema-freeschema-freeschema-freeschema-free
Typing infopredefined data types such as float or dateNumeric data and Stringsnonoyes infointeger and binary
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.nononono
Secondary indexesnonoyesyes infowith tags
SQL infoSupport of SQLnononoSQL-like query language
APIs and other access methodsHTTP RESTgRPC
JSON over HTTP
RESTful HTTP/JSON APIHTTP API
Supported programming languagesJava.Net
C
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Rust
Scala
Tcl
C#
Java
JavaScript
Objective-C
PHP
Ruby
.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
Server-side scripts infoStored proceduresnonoView functions (Map-Reduce) in JavaScriptno
Triggersnoyes, watching key changesyesno
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infoconsistent hashing
Replication methods infoMethods for redundantly storing data on multiple nodesUsing Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.Multi-source replication
Source-replica replication
Source-replica replication with selectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyeswith Hadoop integration
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonono infoatomic operations within a document possibleACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes infoOptimistic lockingyes
Durability infoSupport for making data persistentyesyesyesyes infoby using LevelDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nononoyes infoTransient mode
User concepts infoAccess controlAccess managed on TSDB instance levelnoAccess rights for users can be defined per databaseCryptographically strong user authentication and audit trail

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More resources
Alibaba Cloud TSDBetcdIBM CloudantQuasardb
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