Script optimization

So far, we have seen various techniques that can be used while creating the data model, which can help to cater for complex business requirements. While handling complex requirements in the script, we often forget to keep the script optimized for better performance.

In this section, we are going to learn some important practices that should be followed to get better performance from the script and increase reload time.

Using Applymap instead of joins

We learned in the preceding section about joins and their use cases. When it comes to using joins in Qlik Sense, it has been seen that a join on larger tables slows down the data loading and, if not used properly, may consume higher resources. Also, we have...