DBMS > etcd vs. Percona Server for MySQL vs. Trafodion

System Properties Comparison etcd vs. Percona Server for MySQL vs. Trafodion

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Editorial information provided by DB-Engines

Name

Description

Enhanced drop-in replacement for MySQL based on XtraDB or TokuDB storage engines with improved performance and additional diagnostic and management features.

Transactional SQL-on-Hadoop DBMS

Primary database model

Key-value store

Relational DBMS

DB-Engines Ranking measures the popularity of database management systems
Trend Chart

Score	8.60
Rank	#53	Overall
	#6	Key-value stores

Score	3.07
Rank	#104	Overall
	#51	Relational DBMS

Score	0.63
Rank	#254	Overall
	#117	Relational DBMS

Website

etcd.io
github.com/etcd-io/etcd

www.percona.com/software/mysql-database/percona-server

trafodion.apache.org

Technical documentation

etcd.io/docs
github.com/etcd-io/etcd/tree/master/Documentation

www.percona.com/downloads/Percona-Server-LATEST

trafodion.apache.org

Developer

Percona

Apache Software Foundation, originally developed by HP

Initial release

2008

2014

Current release

3.4, August 2019

8.0.28-20, 2022

2.3.0, February 2019

License

Commercial or Open Source

Open Source

Apache Version 2.0

Open Source

GPL version 2

Open Source

Apache 2.0

Cloud-based only

Only available as a cloud service

DBaaS offerings (sponsored links)

Database as a Service

Providers of DBaaS offerings, please contact us to be listed.

Implementation language

C and C++

C++, Java

Server operating systems

FreeBSD
Linux
Windows

experimental

Linux

Data scheme

schema-free

yes

Typing

predefined data types such as float or date

yes

XML support

Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.

yes

Secondary indexes

yes

SQL

Support of SQL

yes

APIs and other access methods

gRPC
JSON over HTTP

ADO.NET
JDBC
ODBC

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
Eiffel
Erlang
Haskell
Java
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl

All languages supporting JDBC/ODBC/ADO.Net

Server-side scripts

Stored procedures

yes

Java Stored Procedures

Triggers

yes, watching key changes

yes

Partitioning methods

Methods for storing different data on different nodes

Sharding

Replication methods

Methods for redundantly storing data on multiple nodes

Using Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.

Multi-source replication
Source-replica replication
XtraDB Cluster

yes, via HBase

MapReduce

Offers an API for user-defined Map/Reduce methods

yes

via user defined functions and HBase

Consistency concepts

Methods to ensure consistency in a distributed system

Immediate Consistency

Foreign keys

Referential integrity

yes

Transaction concepts

Support to ensure data integrity after non-atomic manipulations of data

ACID

Concurrency

Support for concurrent manipulation of data

yes

Durability

Support for making data persistent

yes

In-memory capabilities

Is there an option to define some or all structures to be held in-memory only.

yes

User concepts

Access control

Users with fine-grained authorization concept

no user groups or roles

fine grained access rights according to SQL-standard

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More resources

Recent citations in the news

Zero-Copy In-Memory Sharing of Large Distributed Data: V6d
14 March 2023, InfoQ.com

How does Kubernetes use etcd?
21 November 2022, TechTarget

Locking Down Kubernetes: RBAC, Audit Logs, etcd Security and More
4 January 2023, Security Boulevard

Amazon Releases Elastic Kubernetes Service for Snowball Edge
20 February 2023, InfoQ.com

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14 September 2022, The New Stack

provided by Google News

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24 February 2023, TechRepublic

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26 February 2023, Forbes

Percona launches management system aimed at open-source databases
17 May 2022, The Register

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3 October 2022, The Register

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17 September 2022, InfoQ.com

provided by Google News

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31 August 2021, GlobeNewswire

How Facebook Accelerates SQL at Extreme Scale
31 August 2020, Datanami

provided by Google News

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