Skip to Main Content
Hands-On Business Intelligence with Qlik Sense
book

Hands-On Business Intelligence with Qlik Sense

by Pablo Labbe, Clever Anjos, Kaushik Solanki, Jerry DiMaso
February 2019
Beginner to intermediate content levelBeginner to intermediate
442 pages
9h 38m
English
Packt Publishing
Content preview from Hands-On Business Intelligence with Qlik Sense

How Qlik Sense handles large volumes of data

The usual Qlik in-memory approach does a really good job of handling usual datasets (millions of records). Obtaining the answer in a sub-second upon user selection is a regular experience.

Qlik Indexing Engine (QIX) is Qlik's patented in-memory data-indexing technology. This approach loads and keeps the user dataset (databases, files, and data lakes extracts) in server memory. It does this using a compression algorithm that can compress data down to 10% of original data. Let's understand how this works; while the data is being loaded by your script or data manager internally, Qlik engine creates some tables to accommodate your data. First, Qlik creates a symbol table for each field with two fi ...

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Start your free trial

You might also like

AI-Powered Business Intelligence

AI-Powered Business Intelligence

Tobias Zwingmann
Data Management at Scale

Data Management at Scale

Piethein Strengholt

Publisher Resources

ISBN: 9781789800944Supplemental Content