Understanding of Power Query
Power Query is a data transformation and cleaning tool developed by Microsoft, which is available as an add-in for Microsoft Excel and as part of the Microsoft Power BI suite. Power Query allows users to import, transform, and cleanse data from various sources in order to create clean, organized data tables that can be used for analysis and reporting. With Power Query, users can connect to a wide range of data sources, including databases, spreadsheets, text files, and web pages. Once connected, Power Query provides a range of tools for transforming the data, such as filtering, sorting, grouping, pivoting, and merging. Users can also create custom calculations and transformations using the M language, which is the scripting language used by Power Query. Power Query has a user-friendly interface that allows users to easily navigate through the various data transformation steps. It also provides a preview of the transformed data, allowing users to see the changes in real-time. Power Quer...