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DBMS > etcd vs. TiDB

System Properties Comparison etcd vs. TiDB

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Editorial information provided by DB-Engines
Nameetcd  Xexclude from comparisonTiDB  Xexclude from comparison
DescriptionA distributed reliable key-value storeTiDB is an open source distributed Hybrid Transactional/Analytical Processing (HTAP) database that supports MySQL and Spark SQL syntaxes.
Primary database modelKey-value storeRelational DBMS
Secondary database modelsDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score10.10
Rank#45  Overall
#5  Key-value stores
Score2.60
Rank#104  Overall
#52  Relational DBMS
Websiteetcd.io
github.com/­etcd-io/­etcd
pingcap.com
Technical documentationetcd.io/­docs
github.com/­etcd-io/­etcd/­tree/­master/­Documentation
docs.pingcap.com/­tidb/­stable
DeveloperPingCAP, Inc.
Initial release2016
Current release3.4, August 20195.0.1, April 2021
License infoCommercial or Open SourceOpen Source infoApache Version 2.0Open Source infoApache 2.0
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
TiDB Cloud: Fully-managed TiDB Service. Bring everything great about TiDB to the cloud.
Implementation languageGoGo, Rust
Server operating systemsFreeBSD
Linux
Windows infoexperimental
Linux
Data schemeschema-freeyes
Typing infopredefined data types such as float or datenoyes
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.nono
Secondary indexesnoyes
SQL infoSupport of SQLnoyes
APIs and other access methodsgRPC
JSON over HTTP
JDBC
ODBC
Proprietary protocol
Supported programming languages.Net
C
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Rust
Scala
Tcl
Ada
C
C#
C++
D
Delphi
Eiffel
Erlang
Haskell
Java
JavaScript (Node.js)
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
Server-side scripts infoStored proceduresnono
Triggersyes, watching key changesno
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioning (by key range)
Replication methods infoMethods for redundantly storing data on multiple nodesUsing Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.Using Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes infowith TiSpark Connector
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynono infocurrently only supported in syntax
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nono
User concepts infoAccess controlnoUsers with fine-grained authorization concept. No user groups or roles.
More information provided by the system vendor
etcdTiDB
Specific characteristicsTiDB is an open-source NewSQL database built by PingCAP. TiDB supports Hybrid Transactional...
» more
Competitive advantagesIn the current database landscape, infrastructure engineers often have to use one...
» more
Typical application scenariosTiDB is designed to support both OLTP and OLAP scenarios. You can use TiDB , the...
» more
Key customersShopee (E-commerce) BookMyShow.com (E-commerce) Yiguo.com (E-commerce) JD Cloud &...
» more
Market metrics25K+ GitHub Stars for TiDB, and 8K+ GitHub Stars for TiKV 1.6K+ members in TiDB Community...
» more
Licensing and pricing modelsOpen Source Apache 2.0 with either commercial licensing or fully-hosted DB-as-a-service...
» more
News

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21 July 2021

Simplifying Database Management in a Highly Automated and Scalable Cloud Environment with Google Cloud
15 July 2021

How to Efficiently Stress Test Pod Memory
13 July 2021

TiDB 5.1: Easily Build Your Mission-Critical Applications at Any Scale
9 July 2021

Announcing ISO 27001 Certification for TiDB Cloud
8 July 2021

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources
etcdTiDB
Recent citations in the news

All about performance: etcd 3.5 looks to make Kubernetes users happy • DEVCLASS
17 June 2021, DevClass

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

Cloud Native Computing Foundation Announces etcd Graduation
24 November 2020, PRNewswire

Using Mayhem for API to Fuzz etcd
10 June 2021, Security Boulevard

Presentation: A Kubernetes Operator for etcd
13 October 2020, InfoQ.com

provided by Google News

PingCAP Achieves ISO 27001 for TiDB Cloud
8 July 2021, Yahoo Finance

PingCAP announces Public Preview of TiDB Cloud USA - English USA - English
10 May 2021, PRNewswire

PingCAP, the open-source developer behind TiDB, closes $270 million Series D
17 November 2020, TechCrunch

PingCAP Announces TiDB Cloud, Bringing Fully-Managed TiDB Service to AWS and GCP
23 June 2020, PRNewswire

Fauna adds geo-isolation to globally distributed database cloud
7 July 2021, ZDNet

provided by Google News

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