ProjectPro

AUGUST 26, 2015

1997 -The term “BIG DATA” was used for the first time- A paper on Visualization published by David Ellsworth and Michael Cox of NASA’s Ames Research Centre mentioned about the challenges in working with large unstructured data sets with the existing computing systems. Truskowski. 10 21 i.e. 4.4 10 21 i.e. 4.4

Big Data 40

Big Data Unstructured Data Hadoop NoSQL 40

Rockset

NOVEMBER 1, 2018

As Peter Bailis put it in his post , querying unstructured data using SQL is a painful process. We at Rockset have built the first schemaless SQL data platform. Traditional relational databases originated in a time when storage was expensive, so they optimized the representation of every single byte on disk.

SQL 40

SQL NoSQL Programming Language Bytes 40

ProjectPro

MAY 23, 2015

Use market basket analysis to classify shopping trips Walmart Data Analyst Interview Questions Walmart Hadoop Interview Questions Walmart Data Scientist Interview Question American multinational retail giant Walmart collects 2.5 petabytes of unstructured data from 1 million customers every hour.

Big Data 52

Big Data Data Analysis Hadoop Retail 52