What functionality does the WHILE clause provide in a load statement?

The WHILE clause in a load statement is primarily used to control the loading process by iterating through data generation within a specified range or condition. Its purpose is to create a loop to generate data rows based on a specified criterion. When employed, it processes records continuously until a defined condition is no longer met, effectively enabling the creation of dynamic data sets on the fly. This mechanism is especially useful when building data sets that require repeated calculations or when generating a sequence of related values.

The other functionalities mentioned, such as sorting data, limiting data through specific conditions, and aggregating data over fields, are managed by different clauses or functions in Qlik Sense and are not related to the looping capability provided by the WHILE clause. Thus, the correct understanding of the WHILE clause is that it is focused on generating rows in a loop until certain conditions are satisfied, showcasing a dynamic and iterative approach to data loading.