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DBMS > Apache Kylin vs. etcd vs. Fauna

System Properties Comparison Apache Kylin vs. etcd vs. Fauna

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Editorial information provided by DB-Engines
NameApache Kylin  Xexclude from comparisonetcd  Xexclude from comparisonFauna infopreviously named FaunaDB  Xexclude from comparison
DescriptionA distributed analytics engine for big data, providing a SQL interface and multi-dimensional analysis (OLAP) and leveraging the Hadoop stackA distributed reliable key-value storeFauna provides a web-native interface, with support for GraphQL and custom business logic that integrates seamlessly with the rest of the serverless ecosystem. The underlying globally distributed storage and compute platform is fast, consistent, and reliable, with a modern security infrastructure.
Primary database modelRelational DBMSKey-value storeDocument store
Graph DBMS
Relational DBMS
Time Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.02
Rank#183  Overall
#82  Relational DBMS
Score7.14
Rank#47  Overall
#5  Key-value stores
Score1.45
Rank#144  Overall
#25  Document stores
#13  Graph DBMS
#65  Relational DBMS
#14  Time Series DBMS
Websitekylin.apache.orgetcd.io
github.com/­etcd-io/­etcd
fauna.com
Technical documentationkylin.apache.org/­docsetcd.io/­docs
github.com/­etcd-io/­etcd/­tree/­master/­Documentation
docs.fauna.com
DeveloperApache Software Foundation, originally contributed from eBay IncFauna, Inc.
Initial release20152014
Current release3.1.0, July 20203.4, August 2019
License infoCommercial or Open SourceOpen Source infoApache Version 2.0Open Source infoApache Version 2.0commercial
Cloud-based only infoOnly available as a cloud servicenonoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaGoScala
Server operating systemsLinuxFreeBSD
Linux
Windows infoexperimental
hosted
Data schemeyesschema-freeschema-free
Typing infopredefined data types such as float or dateyesnono
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 indexesyesnoyes
SQL infoSupport of SQLANSI SQL for queries (using Apache Calcite)nono
APIs and other access methodsJDBC
ODBC
RESTful HTTP API
gRPC
JSON over HTTP
RESTful HTTP API
Supported programming languages.Net
C
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Rust
Scala
Tcl
C#
Go
Java
JavaScript
Python
Ruby
Scala
Swift
Server-side scripts infoStored proceduresnouser defined functions
Triggersyes, watching key changesno
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioning 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
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonono
User concepts infoAccess controlnoIdentity management, authentication, and access control

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More resources
Apache KylinetcdFauna infopreviously named FaunaDB
Recent citations in the news

Overhauling Apache Kylin for the cloud
18 November 2021, InfoWorld

eBay’s Kylin Becomes a Top-Level Apache Open Source Project
9 December 2015, eBay Inc.

Apache Kylin Adds Real-time OLAP
3 January 2020, i-programmer.info

Migrating from ClickHouse to Apache Doris: Boosting OLAP Performance
9 October 2023, HackerNoon

Distributed OLAPer Kyligence accelerates core engine, adds real-time data support
10 August 2021, Blocks and Files

provided by Google News

etcd gets ready to graduate
17 November 2020, Amazon Web Services (AWS)

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

ETCD guidelines: RBI seeks to balance rupee stability, competitiveness | Policy Circle
8 April 2024, policycircle.org

A Kubernetes Operator for etcd
13 October 2020, infoq.com

A Byzantine failure in the real world
27 November 2020, The Cloudflare Blog

provided by Google News

Great Lakes Water Life database features native flora and fauna across the basin
6 May 2025, Michigan State University

FaunaDB shuts down but hints at open source future
24 March 2025, theregister.com

Fauna to shut down FaunaDB service in May
25 March 2025, InfoWorld

Utah Natural Heritage Program
8 November 2024, Utah Division of Wildlife Resources (.gov)

Fauna Announces Native Integration with Cloudflare Workers
18 September 2024, GlobeNewswire

provided by Google News



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