IMPORTING DATA INTO R

IMPORTING DATA INTO R • Overview • Importing _______ • Tabular • Hierarchical • Relational • Distributed • Questions

Data

OVERVIEW: THE TYPICAL DATA SCIENCE PROJECT

Importing Tabular Data

WHAT IS TABULAR DATA?

TEXT, EXCEL, SPSS, SAS AND STATA

TABULAR DATA FROM RSTUDIO

Importing Hierarchical Data

WHAT IS HIERARCHICAL DATA? “A data model in which the data is organized into a tree-like structure” - Wikipedia

WHAT IS XML, HTML AND JSON? XML: Extensible Markup Language

JSON: JavaScript Object Notation

Source: http://www.w3schools.com/

HTML: HyperText Markup Language

IMPORTING XML, HTML AND JSON

Importing Relational Data

WHAT IS RELATIONAL DATA? “Data is represented in terms of tuples, grouped into relations. ” - Wikipedia

IMPORTING RELATIONAL DATA Driver



Icons Credit: Hans Gerhard Meier and Wilson Joseph

IMPORTING RELATIONAL DATA

Importing Distributed Data

WHAT IS DISTRIBUTED DATA? “non-relational with quick access to data over a large number of nodes” - Wikipedia

(a), (b): a distributed system. (c): a parallel system.

IMPORTING DISTRIBUTED DATA Sampling

Distributed computing

RStudio Data Import - GitHub

“A data model in which the data is organized into a tree-like structure” - Wikipedia. Page 10. WHAT IS XML, HTML AND JSON? XML: Extensible Markup ...
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