When working with Azure Functions, one common scenario is importing a file for processing. In our specific case, we encounter an Excel file with thousands of lines that need to be processed, checking the accuracy of values using multiple rules and data sources, followed by sending out notifications. Initially, with a small number of lines, the processing time was acceptable. However, as the size of the Excel file grew, reaching tens of thousands of lines, the processing time became unbearable. In order to overcome this challenge, we will explore the capabilities of Durable Functions and leverage their power to address this issue effectively.
The “fan-out/fan-in” pattern is a technique used to parallelize and consolidate the execution of multiple tasks. During the fan-out phase, tasks are initiated in parallel to perform different activities concurrently. Then, during the fan-in phase, the function waits for all the parallel tasks ...
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