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DBMS > etcd vs. Hyprcubd vs. Lovefield

System Properties Comparison etcd vs. Hyprcubd vs. Lovefield

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Editorial information provided by DB-Engines
Nameetcd  Xexclude from comparisonHyprcubd  Xexclude from comparisonLovefield  Xexclude from comparison
Hyprcubd seems to be discontinued. Therefore it is excluded from the DB-Engines ranking.
DescriptionA distributed reliable key-value storeServerless Time Series DBMSEmbeddable relational database for web apps written in pure JavaScript
Primary database modelKey-value storeTime Series DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score7.66
Rank#55  Overall
#6  Key-value stores
Score0.35
Rank#286  Overall
#131  Relational DBMS
Websiteetcd.io
github.com/­etcd-io/­etcd
hyprcubd.com (offline)google.github.io/­lovefield
Technical documentationetcd.io/­docs
github.com/­etcd-io/­etcd/­tree/­master/­Documentation
github.com/­google/­lovefield/­blob/­master/­docs/­spec_index.md
DeveloperHyprcubd, Inc.Google
Initial release2014
Current release3.4, August 20192.1.12, February 2017
License infoCommercial or Open SourceOpen Source infoApache Version 2.0commercialOpen Source infoApache 2.0
Cloud-based only infoOnly available as a cloud servicenoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoGoJavaScript
Server operating systemsFreeBSD
Linux
Windows infoexperimental
hostedserver-less, requires a JavaScript environment (browser, Node.js) infotested with Chrome, Firefox, IE, Safari
Data schemeschema-freeyesyes
Typing infopredefined data types such as float or datenoyes infotime, int, uint, float, stringyes
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 indexesnonoyes
SQL infoSupport of SQLnoSQL-like query languageSQL-like query language infovia JavaScript builder pattern
APIs and other access methodsgRPC
JSON over HTTP
gRPC (https)
Supported programming languages.Net
C
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Rust
Scala
Tcl
JavaScript
Server-side scripts infoStored proceduresnonono
Triggersyes, watching key changesnoUsing read-only observers
Partitioning methods infoMethods for storing different data on different nodesnone
Replication methods infoMethods for redundantly storing data on multiple nodesUsing Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.none
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACID
Concurrency infoSupport for concurrent manipulation of datayesnoyes
Durability infoSupport for making data persistentyesyesyes, by using IndexedDB or the cloud service Firebase Realtime Database
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyes infousing MemoryDB
User concepts infoAccess controlnotoken accessno

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More resources
etcdHyprcubdLovefield
Recent citations in the news

Tutorial: Set up a Secure and Highly Available etcd Cluster
14 August 2020, The New Stack

How to restore a Kubernetes cluster from an etcd snapshot
16 December 2021, TechTarget

etcd gets ready to graduate
17 November 2020, AWS Blog

Distributed Key-Value Store etcd Graduates at CNCF
29 November 2020, InfoQ.com

Kubernetes etcd data project joins CNCF
11 December 2018, ZDNet

provided by Google News



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