Mastering Power Bi in 100 days

 8: Data Refreshing and Scheduling in Power BI Daily Focus: Understanding data refreshing and scheduling in Power BI to ensure your reports are always up to date with the latest data. Content: Welcome to Day 8 of our Power BI journey! Today, we'll explore the importance of data refreshing and scheduling in Power BI, ensuring that your reports and dashboards reflect the most current data for accurate decision-making. Data Refreshing: Data refreshing is the process of updating your Power BI datasets with the latest data from the underlying data sources. It's crucial to keep your reports up to date and reflect any changes in your data source. Here's how to refresh data in Power BI: 1. Open your Power BI report in Power BI Desktop or the Power BI service. 2. Click on the "Refresh" button to manually refresh the dataset and fetch the latest data. 3. Power BI automatically retrieves data from the connected data sources and updates the dataset. Scheduling Refresh: To aut...

7: Advanced Features: Custom Visuals and Data-Driven Storytelling in Power BI Daily Focus:  Exploring advanced features in Power BI, including custom visuals and data-driven storytelling techniques. Content: Welcome to Day 7 of our Power BI journey! Today, we'll dive into advanced features that will take your Power BI reports to the next level. We'll explore how to incorporate custom visuals and leverage data-driven storytelling techniques to convey insights effectively. Custom Visuals: While Power BI offers a wide range of built-in visualizations, sometimes you may need more specialized or customized visuals to address specific data analysis requirements. Custom visuals allow you to extend Power BI's capabilities by integrating third-party visualizations or creating your own. Here's how to use custom visuals: 1. Browse the Power BI marketplace or import custom visuals directly into your report. 2. Add the custom visual to your report canvas and configure it with your d...

6: Building Interactive Dashboards and Sharing Reports in Power BI Daily Focus:  Learning how to create interactive dashboards and share reports in Power BI for collaborative data analysis. Content: Welcome to Day 6 of our Power BI journey! Today, we'll explore how to build interactive dashboards and share reports to collaborate with others and drive data-driven decision-making. Building Interactive Dashboards: Dashboards in Power BI allow you to visualize key insights and KPIs in a single view, making it easy to monitor performance and track trends. Here's how to build an interactive dashboard: 1. Create visualizations representing your data analysis findings. 2. Arrange the visualizations on a canvas to create a dashboard layout. 3. Add interactivity features like slicers, filters, and drill-down options to allow users to explore the data dynamically. 4. Customize the dashboard theme, layout, and background to enhance visual appeal. Sharing Reports: Once you've created yo...

 5: DAX Calculations and Measures in Power BI Daily Focus: Understanding DAX (Data Analysis Expressions) calculations and creating measures in Power BI for advanced data analysis. Content: Welcome to Day 5 of our Power BI journey! Today, we'll dive into the world of DAX calculations, a powerful feature in Power BI that allows you to perform complex calculations and analysis on your data. What is DAX? DAX (Data Analysis Expressions) is a formula language used in Power BI to define custom calculations and measures. It provides a wide range of functions for aggregating, filtering, and manipulating data to derive insights. Creating Measures: Measures are calculations performed on your data, such as totals, averages, or ratios, that can be used in visualizations. Here's how to create a measure in Power BI: 1. In Power BI Desktop, go to the "Modeling" tab and click on "New Measure." 2. Enter a name for your measure and write the DAX expression to define the calcul...

4: Creating Visuals and Designing Reports in Power BI Daily Focus: Learning how to create compelling visualizations and design professional reports in Power BI. Content: Welcome to Day 4 of our Power BI journey! Now that we've covered data modeling and relationships, it's time to bring our data to life through visuals and reports. Today, we'll explore how to create impactful visualizations and design polished reports in Power BI. Creating Visualizations: Power BI offers a wide range of visualization types to suit different data analysis needs. Here's how to create a visualization: 1. Click on the visualization type you want to create from the Visualizations pane (e.g., bar chart, line chart, pie chart). 2. Drag and drop fields from your dataset into the appropriate fields (e.g., values, axis, legend) of the visualization. 3. Customize the visualization by adjusting properties such as colors, labels, and formatting options. Types of Visualizations: Power BI provides vari...

3: Data Modeling and Relationships in Power BI Daily Focus:  Understanding the importance of data modeling and creating relationships between tables in Power BI. Content: Welcome back to Day 3 of our Power BI journey! Yesterday, we explored the process of connecting to data sources and importing data into Power BI. Today, we'll focus on data modeling, a crucial step in creating meaningful insights from your data. What is Data Modeling? Data modeling is the process of structuring and organizing your data to facilitate analysis and visualization. In Power BI, data modeling involves defining relationships between tables, creating calculated columns and measures, and optimizing the data model for performance. Creating Relationships Between Tables: In most cases, your data will be spread across multiple tables with related information. To analyze this data effectively, you need to establish relationships between these tables. Here's how you can create relationships in Power BI: 1. O...