January 2010
Beginner
480 pages
15h 36m
Portuguese (Portugal, Brazil)
Content preview from USE A CABEÇA! ANÁLISE DE DADOS
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banco de dados relacional
você está aqui
379
encontre suas tabelas
t
A Despachos Dadolândia extraiu seus dados usando a
linguagem SQL
SQL, ou Linguagem de Consulta
Estruturada, é como os dados são extraídos
dos bancos de dados relacionais. Você pode
fazer com que seu banco de dados responda
às suas solicitações do SQL tentando o
código diretamente ou usando uma interface
grá ca que cria o código SQL pra você.
Use o comando abaixo para carregar a planilha
hfda_ch12_articleHitsComments.csv no R, e depois,
analise os dados com o comando head:
Dessa vez, nós vamos usar uma função mais ponderosa para criar os gráfi cos
de dispersão. Utilizando esses ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.