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via Udemy |
Go to Course: https://www.udemy.com/course/limpieza-y-modelado-de-datos-con-power-query-excel365/
Certainly! Here's a comprehensive review and recommendation for the Coursera course based on the provided details: --- **Course Review and Recommendation: Mastering Data Cleaning and Modeling with Power Query on Coursera** If you're looking to enhance your data management skills, especially in cleaning, transforming, and modeling large datasets from various sources, this Coursera course on Power Query is highly recommended. **Course Overview:** This course offers a deep dive into Power Query, a powerful tool integrated into Excel designed for data preprocessing. It covers essential skills to model, consolidate, and clean data from external sources like SQL databases, text files, PDFs, CSVs, and more. By the end of the course, you'll be able to build efficient data workflows, standardize formats, and prepare data for analysis—skills invaluable for data analysts, business intelligence professionals, and Excel power users. **What You'll Learn:** - Navigating the intuitive Power Query interface with user-friendly graphical tools. - Managing data editing tasks such as modifying columns and rows while understanding how steps are recorded for reproducibility. - Transforming data into normalized database-like formats for better analysis. - Merging multiple files, sheets, and external databases seamlessly. - Creating custom functions using native Power Query language for advanced cleaning and formatting. - Working with list data types to generate scenarios and comprehensive databases. - Applying your knowledge through practical cases that automate data cleaning and formatting tasks. **Strengths:** - The course emphasizes a practical, hands-on approach, enabling learners to immediately apply techniques in real-world scenarios. - It covers handling massive datasets effortlessly, preparing you to work with millions of rows without performance issues. - The focus on both graphical tools and native function scripting offers flexibility and deeper understanding. - The modular structure progressively builds your skills, from interface familiarity to complex data manipulations. **Who Should Take This Course?** If you are involved in data preparation, reporting, or analysis using Excel, this course is tailored for you. It's particularly beneficial for those who want to streamline and automate their data workflows, whether you're a beginner or have some experience with Excel but new to Power Query. **Final Verdict:** This course is a comprehensive introduction to Power Query's capabilities, emphasizing real-world application and efficiency. It fills a critical gap in Excel-based data analysis by empowering users to handle large, complex datasets with confidence. Enrolling in this course will significantly improve your data preprocessing skills and prepare you for more advanced analytical tools like Power Pivot. **Recommendation:** Highly recommended for professionals looking to optimize their data workflows in Excel. Whether you're seeking to boost productivity, automate routines, or handle big data with ease, this course offers valuable skills that will pay off immediately. --- Feel free to ask if you want a shorter summary or additional insights!
En este curso usaremos power query para modelar y limpiar datos de fuentes externas, y propias de Excel. Usando la interfaz con las herramientas básicas y escribiendo funciones nativas para acelerar el procesamiento. Usa power query para modelar, consolidar y limpiar datos. Al final de este curso podrás generar flujos eficientes de consumo de datos para ser analizados. Podrás estandarizar formatos, usar el tipo de dato que corresponde, así como tener las herramientas suficientes para realizar limpieza de texto, obtener fechas a partir de varios formatos, relleno, y añadir columnas en base a poderosas condicionales que en Excel serían casi imposibles de realizar. Este curso está orientado netamente al pre-procesamiento de datos, en un curso posterior usando power pivot usamos herramientas de análisis. Power query es una herramienta que me ayuda para consolidar y limpiar la datoS de diferentes fuentes, como, SQL, OLE, formatos, txt, pdf, excel, csv, etc.. en Power Query, puedes abrir fuentes de datos que fácilmente superan los millones de filas sin problema, ya que es una herramienta orientada al tratamiento de datos masivos, de tal forma que complementa el análisis que puedes realizar en tablas dinámicas en Excel.Los temas a tratar:1. Interfaz de power query: un primer acercamiento al funcionamiento de las herramientas con una interfaz grafica amigable2. Editar columnas y filas: Entender la manera en que power query gestiona la edición de tus datos y como se guardan los pasos.3. Dinamizar columnas: como formatear tablas para convertirlas en formatos amigables tipo base de datos normalizadas.4. Unificación de archivos: unificar varios archivos, varias hojas, y anexar otras fuentes.5. Uso de funciones nativas: usando la opción de columnas personalizadas creamos funciones para generar limpieza, o formateos mas eficientes.6. Uso de listas: este tipo de datos es muy útil a la hora de generar escenarios, y crear bases de datos tipo todas las combinaciones.7. Casos de aplicación: aplica todo lo aprendido en casos de automatización, usando tanto la interfaz como creando la lógica para establecer el formateo que debes realizar.