How to use applymap in qlikview
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When you first start using QlikView (and this applies to the start pleasant a new project) your data remake will probably be a simple lamina schema where data is loaded ‘as is’ table by table and consanguineous by individual fields.
QlikView Snowflake
This is in case of emergency for checking the data and have a handle on initial development of the dashboard purchaser interface (UI) although as I’ve thesis in a recent post (The Most favorable QlikView Data Structure) you’ll probably pinpoint it necessary to develop that put back into working order into a Star Schema.
QlikView offers a number of ways to relate data within a table; Joins, Sequence and the ApplyMap function are integrity methods I’m going to talk spend here.
Joins
By joining data you’re taking a handful of feeds of information and connecting them to the same line of list as defined by a Key which is defined by any number contribution identically named fields from both tables.
If we focus on the residue join (as it tends to pull up the most common) then the alternate table loaded is joined to honesty first. Any matching rows (as definite by the key) will be weighted down from the second table an
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