When working on Qlik Sense performance issues I frequently find I want to measure the performance of specific expressions. I might want to know how variations of an expression may perform against each other.  In a slow chart with many measures I want calculation time individually for each measure to focus ...
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Summary: I demonstrate my latest “Data Browser” sheet for use in Qlik data modeling. Download here. Today I want to share the latest version of my “Data Browser” sheet. What’s a “Data Browser”? It’s my name for something you may already have. The ubiquitous “System Sheet” or sometimes “Profiler” where you may have listboxes or charts ...
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QViewer, the ubiquitous QVD file viewer,  has received a major update. In addition to the fast and beautiful QVD viewing and filtering you are used to, V4 introduces “Folder View”. Folder View allows you to work with folders and subfolders of QVDs, viewing details and opening QVDs from the list ...
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Summary: I review using Join, Lookup() and ApplyMap() as script techniques  to calculate using fields from multiple tables. I ultimately recommend ApplyMap(). Qlik charts  can calculate values on the fly, using fields from multiple tables in the model.  The associative model takes care of navigating (joining) the correct fields together.  Our expression syntax doesn’t  identify what ...
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Summary: I review a subtle difference between using Num() in the script vs Num() in charts. I make mistakes so you don’t have to 🙂  2020 marks my 13th year blogging about Qlik.  I’m still learning, and still making mistakes!  I’ll review a problem I created for myself recently, with the ...
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