O MySQL é o banco de dados open source mais popular do mundo, usado em grandes websites como Facebook, Youtube, Twitter, Globo.com e também em aplicações mobile e embarcadas. Um fato que surpreende é que estes grandes websites desde seus primórdios se apoiam no MySQL como principal tecnologia de armazenamento de dados. No Vale do Silício (EUA), o MySQL continua forte e crescendo em popularidade. Nesta palestra destacaremos os principais motivos que levam as Start Ups Web a utilizar o MySQL, além de apresentar um guia prático de como começar a desenvolver com MySQL.

1. 10 razões para usar
MySQL em Start Ups
Airton Lastori
airton.lastori@oracle.com
Abril-2017

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http://db-engines.com/en/ranking_categories
183NoSQL
12categorias

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Objetivo:
Ajudar a escolher uma boa tecnologia
de armazenamento de dados para seu
novo projeto.

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MySQL: evolução com foco nas necessidades dos usuários
4
Web, Cloud, Distribuído e Embarcado…

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Todas foram start ups há poucos anos,
começaram e cresceram com MySQL

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Hoje continuamos com muitos
motivos para começar com MySQL.
Vamos aos 10 principais.

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O MySQL continua cool
motivo 1

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NoSQL são legais, mas não deixe de
acompanhar as novidades do MySQL.
(inclusive funções NoSQL)

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Oracle elevando o nível
Um MySQL cada vez melhor, 5 anos de investimento
2x Engineering Staff
3x QA Staff
2x Support Staff

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Código-fonte no GitHub
github.com/mysql

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dev.mysql.com

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Performance
motivo 2

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0
100,000
200,000
300,000
400,000
500,000
600,000
700,000
8 16 32 64 128 256 512 1,024
QueriesperSecond
Connections
MySQL 5.7: Sysbench Read Only (Point Select)
MySQL 5.7
MySQL 5.6
MySQL 5.5
MySQL 5.7: Sysbench Read Only Point Select
Intel(R) Xeon(R) CPU E7-4860 x86_64
4 sockets x 10 cores-HT (80 CPU threads)
2.3 GHz, 512 GB RAM
Oracle Linux 6.5
2x mais rápido que MySQL 5.6
3x mais rápido que MySQL 5.5
645,000 QPS
14

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Escalabilidade
motivo 3

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Aplicação
Replicação MySQL
Master Slave
Escritas & Leituras Leituras
Exemplos de uso:
dividir carga OLTP e OLAP
backup
contingência
distribuição geográfica
etc.

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Aplicação
Replicação: Escalabilidade de Leituras
Master Slave
Escritas & Leituras Leituras
Slave Slave
Leituras Leituras

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MySQL Cluster: Escalabilidade de Escritas

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Alta disponibilidade
motivo 4

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Master-Slave Replication
Replication vs. Group Replication
Group Replication
Router RouterRouter
App AppApp
VIP
mysqlfailover
Read-write
Read-only

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MySQL Group Replication: O que fornece?
• Uma camada de banco de dados distribuída, simples de usar e com
alta disponibilidade
– Topologias Ativo-Ativo, escreva em qualquer nó
• Detecção e resolução automática de conflitos
– Reconfiguração automática ao adicionar, remover nós, crashes e falhas
– Distribuído e tolerante a falhas
– Arquitetura shared-nothing , sem necessidade de storage compartilhado
– Compatível com InnoDB
– Modos de operação single-primary ou multi-primary
21

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Maturidade e Popularidade
motivo 5

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Softwares contém bugs!
Se o software tem mais tempo de
desenvolvimento e é largamente
utilizado, menor a probabilidade de
falhar em funções básicas.

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Fonte: http://db-engines.com/en/ranking_trend (junho/15)

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“We had an unexpected loss of data on
nearly every technology we used at
one time or another, except MySQL.”
– Pinterest Engineering
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Comunidade enorme onde muitos já
passaram por problemas. Não corra o
risco de ser o primeiro e não ter a
quem recorrer.

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Participe com seu Feedback
bugs.mysql.com

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Mais facilidade em encontrar
profissionais.

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Menos marketing, mais referências
motivo 6

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Novas tecnologias investem muito em marketing.
Cuidado com material escrito pelo pessoal de marketing.
Você vai ouvir muito que a nova tecnologia finalmente é a
bala de prata.
Pode até ser uma tecnologia incrível, mas as falhas e
limitações serão obfuscadas. Fale com quem já fez!

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Onde achar casos de sucesso reais
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busque no Youtube por palestra em eventos
MySQL Central Oracle Open World
Percona Live

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@MySQLBR meetup.com/MySQL-BRfacebook.com/MySQLBR
pt.planet.mysql.com

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Fácil de instalar e administrar
motivo 7

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No Windows: MySQL Installer
Next, Next... Finish!
dev.mysql.com/downloads/windows/installer

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No Linux: repositórios YUM e APT para MySQL
• Suporta as distribuições Enterprise Linux
– RedHat Enterprise/Oracle Linux
– Fedora
– Debian/Ubuntu
• Inclui os pacotes mais atuais
– MySQL Database
– MySQL Workbench
– MySQL Connectors
– MySQL Utilities
Maneira simples e conveniente de instalar e atualizar produtos MySQL
Mais de 50% dos downloads
para Fedora/RedHat já são
feitos do repositório
www.alastori.com.br/2014/05/tutorial-de-
instalacao-do-mysql-56-e.html

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…ou manualmente via binários pré-compilados

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Flexível para os desenvolvedores
motivo 8

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MySQL 5.7: InnoDB, NoSQL com Memcached
6x mais rápido que MySQL 5.6
Contribuição do Facebook
0
200,000
400,000
600,000
800,000
1,000,000
1,200,000
8 16 32 64 128 256 512 1,024
QueriesperSecond
Connections
MySQL 5.7 vs 5.6 - InnoDB & Memcached
MySQL 5.7
MySQL 5.6
1 Milhão de QPS
50
Intel(R) Xeon(R) CPU E7-4860 x86_64
4 sockets x 10 cores-HT (80 CPU threads)
2.3 GHz, 512 GB RAM
Oracle Linux 6.5

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Artigo no iMasters por Marcelo Altmann
http://imasters.com.br/banco-de-dados/mysql-e-nosql-memcached-plugin/
Ondemand Webinar:
NoSQL Memcached API for MySQL Cluster
22 August 2012
mysql.com/news-and-events/on-demand-webinars/display-od-723.html
Slides:
https://www.mysql.com/why-mysql/presentations/mysql-cluster-nosql-memcached-api
Exemplos Memcached API

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Suporte da Oracle
motivo 9

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• Troubleshooting remoto
• Revisões: Queries, Schema, Replicação, Particionamento
• Performance Tuning
• Suporte remoto à instalação e upgrades
• Revisão de Código gerado pelo cliente: Client APIs, User Defined
Functions, Server Extensions, Stored Routines (Triggers, Procedures,
Functions)
https://www.mysql.com/support/consultative.html
Suporte Consultivo MySQL
Portfolio de serviços

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MySQL Enterprise Edition
Suporte + Backup + Monitor + Workbench + Plug-ins
Escalabilidade
Segurança
Firewall
Auditoria
Criptografia
Oracle Enterprise Manager
for MySQL

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MySQL for
Beginners Ed 3
MySQL for Database
Administrators Ed 3.1
MySQL Performance
Tuning
MySQL High Availability
MySQL Cluster
MySQL DBA
Introduction to
MySQL 5.5
MySQL Developers
Techniques
MySQL for
Beginners Ed 3
MySQL and PHP
Developing Dynamic Web
Applications
MySQL for Developers Ed 2
MySQL Advanced Stored
Procedures
MySQLDeveloper
education.oracle.com/mysql
Opcional
Necessário
Treinamentos Oracle University
Oracle Certified
Professional, MySQL 5.6
DBA
Certificações
Oracle Certified
Professional, MySQL 5.6
Developer

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Custo
motivo 10 (e não menos importante)

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http://mysql.com/tco

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Sumário
1. O MySQL continua cool
2. Performance
3. Escalabilidade
4. Alta disponibilidade
5. Maduro e Popular
6. - Marketing, + Referências
7. Fácil
8. Flexível
9. Suporte da Oracle
10.Custo
Na escolha da melhor tecnologia, busque estas características!

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Obrigado!
Copyright © 2014, Oracle and/or its affiliates. All rights reserved.

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Perguntas?
10 razões para usar MySQL em Start Ups
Contato:
airton.lastori@oracle.com
twitter.com/mysqlbr
facebook.com/mysqlbr