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DBMS > Elasticsearch vs. etcd vs. OpenTSDB

System Properties Comparison Elasticsearch vs. etcd vs. OpenTSDB

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Editorial information provided by DB-Engines
NameElasticsearch  Xexclude from comparisonetcd  Xexclude from comparisonOpenTSDB  Xexclude from comparison
DescriptionA distributed, RESTful modern search and analytics engine based on Apache Lucene infoElasticsearch lets you perform and combine many types of searches such as structured, unstructured, geo, and metricA distributed reliable key-value storeScalable Time Series DBMS based on HBase
Primary database modelSearch engineKey-value storeTime Series DBMS
Secondary database modelsDocument store
Spatial DBMS
Vector DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score137.15
Rank#7  Overall
#1  Search engines
Score8.74
Rank#50  Overall
#5  Key-value stores
Score2.00
Rank#149  Overall
#11  Time Series DBMS
Websitewww.elastic.co/­elasticsearchetcd.io
github.com/­etcd-io/­etcd
opentsdb.net
Technical documentationwww.elastic.co/­guide/­en/­elasticsearch/­reference/­current/­index.htmletcd.io/­docs
github.com/­etcd-io/­etcd/­tree/­master/­Documentation
opentsdb.net/­docs/­build/­html/­index.html
DeveloperElasticcurrently maintained by Yahoo and other contributors
Initial release20102011
Current release8.6, January 20233.4, August 2019
License infoCommercial or Open SourceOpen Source infoElastic LicenseOpen Source infoApache Version 2.0Open Source infoLGPL
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 languageJavaGoJava
Server operating systemsAll OS with a Java VMFreeBSD
Linux
Windows infoexperimental
Linux
Windows
Data schemeschema-free infoFlexible type definitions. Once a type is defined, it is persistentschema-freeschema-free
Typing infopredefined data types such as float or dateyesnonumeric data for metrics, strings for tags
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 indexesyes infoAll search fields are automatically indexednono
SQL infoSupport of SQLSQL-like query languagenono
APIs and other access methodsJava API
RESTful HTTP/JSON API
gRPC
JSON over HTTP
HTTP API
Telnet API
Supported programming languages.Net
Groovy
Community Contributed Clients
Java
JavaScript
Perl
PHP
Python
Ruby
.Net
C
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Rust
Scala
Tcl
Erlang
Go
Java
Python
R
Ruby
Server-side scripts infoStored proceduresyesnono
Triggersyes infoby using the 'percolation' featureyes, watching key changesno
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infobased on HBase
Replication methods infoMethods for redundantly storing data on multiple nodesyesUsing Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.selectable replication factor infobased on HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsES-Hadoop Connectornono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infoSynchronous doc based replication. Get by ID may show delays up to 1 sec. Configurable write consistency: one, quorum, allImmediate ConsistencyImmediate Consistency infobased on HBase
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonono
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.Memcached and Redis integrationnono
User concepts infoAccess controlnono

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More resources
ElasticsearchetcdOpenTSDB
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Recent citations in the news

Making sense of data retrieval with Elasticsearch
29 May 2023, MSDynamicsWorld

How to Reindex a Database in Elasticsearch
10 September 2023, hackernoon.com

DarkBeam leaks billions of email and password combinations
27 September 2023, Security Affairs

Elastic announces AI assistant for observability, general availability of universal profiling
20 September 2023, Times of India

Cisco Catalyst SD-WAN Manager flaw allows remote server access
28 September 2023, BleepingComputer

provided by Google News

How does Kubernetes use etcd?
21 November 2022, TechTarget

Deploying a Production Kubernetes Cluster in 2023 — A Complete ...
24 August 2023, Medium

How can corporates use the ETCD platform to hedge their forex? Gaurang Somaiya explains
4 August 2023, The Economic Times

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

华为云云耀云服务器L实例评测|华为云上安装etcd
25 September 2023, blog.csdn.net

provided by Google News

Comparing Different Time-Series Databases
10 February 2022, hackernoon.com

Security Bulletin 13 Sep 2023
13 September 2023, Cyber Security Agency of Singapore

Automate Anomaly Detection for Time Series Data
2 August 2022, The New Stack

【セキュリティ ニュース】「OpenTSDB」にリモートよりコードを実行される ...
5 July 2023, security-next.com

【セキュリティ ニュース】分散型データベース「OpenTSDB」に ...
11 May 2023, security-next.com

provided by Google News

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