Learn how Table.Buffer Power Query "M" function improved the dataset refresh time - Power BI

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Obtaining clean, well-structured data for your analytics and reporting needs is often a challenging task. Data doesn't always come in the perfect format for building a scalable and efficient data model. This is where Power Query comes into play, allowing us to transform and shape the data to align with our reporting requirements. However, these transformations can sometimes come at a high cost - they may lead to extended refresh times for your datasets.

In this enlightening video, we embark on a journey through the optimization of a dataset refresh process. Initially, the refresh was a laborious task, taking more than 2 hours due to specific data transformations. It was clear that something needed to change to make this process more efficient. Fortunately, the Table.Buffer function emerged as the hero of our story, reducing the refresh time to a mere fraction, clocking in at less than a minute.

Throughout this video, we will cover:

? The specific data transformations that were essential for our reporting needs
? A deep dive into the reasons behind these transformations - understanding the 'why'
? A step-by-step demonstration of how the TABLE.BUFFER function was leveraged to revolutionize the refresh process, making it blazing fast

Join us on this captivating journey, where we uncover the hidden gems of data transformation, optimization, and efficiency. Learn how to supercharge your data model refresh and save valuable time in this information-packed video.

Download the pbix file here https://tinyurl.com/buyz72hj

Enjoy!!

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