Chapter 3. Best Practices for Loading Data
"Data! Data! Data!" he cried impatiently. "I can't make bricks without clay."
— Sherlock Holmes (Arthur Conan Doyle), The Adventure of the Copper Beeches
In this chapter, beginners to QlikView development will be shown how to connect to different data sources with the QlikView script, load tables of data, transform that data, and create charts and other objects. However, in the real world of QlikView application development, it will be very rare that you will create an application that contains the whole process, from data source to final visualizations, within one QlikView document.
Extract, transform, and load (ETL) is a standard process within data warehousing; moving and transforming data from different data locations into the final dimensional model tables.
In this chapter, we will be looking at creating best practice ETL techniques using QlikView tools. Initially, we will look at how to do this using the QlikView script. At the end of this chapter...
