Power BI Tutorial

Power BI is a business intelligence tool developed by Microsoft that transforms raw data into interactive dashboards and meaningful insights. It allows users to:

• Connect to multiple data sources
• Clean and transform data
• Build data models
• Create powerful visual reports
• Share insights securely

What is Power BI Used For?

Power BI helps you:

• Import data from Excel, SQL, CSV, JSON, APIs and websites
• Clean and transform data without heavy coding
• Create interactive charts, KPIs, dashboards and reports
• Analyze trends using filters and slicers
• Share dashboards securely with teams
• Automate data refresh

Introduction & Setup of Power BI

This section covers installation, core components, pricing versions and key features of Power BI. You will also understand its advantages and how it compares with SQL Server Reporting Services.

• Installation
• Introduction
• Components
• Practical Applications
• Advantages and Limitations
• Differences Between Microsoft Power BI and SSRS
• Power BI Free vs Power BI Pro vs Power BI Premium

Power Query (Data Cleaning & Transformation)

Here, you will learn how to use Query Editor to clean, transform and prepare data. Topics include data types, conditional columns, grouping, merging queries and data refresh.

• Query Editor
• Data Types
• Working with Numbers
• Working with Date & Time
• Conditional Columns
• Grouping & Aggregating Records
• Merge and Append Queries
• Manage data source settings
• Data refresh
• Excel Integration

Data Modeling & Relationships in Power BI

This section explains how to create data models and manage relationships between tables. You will learn about lookup tables, filters and relationship management for efficient reporting.

• Data Modeling
• Data Tables vs. Lookup Tables
• Creating Table Relationships
• Editing Table Relationships
• Managing Active vs. Inactive Relationships
• Connect Multiple Data Tables
• Understanding Filters
• Hiding tables, columns and fields from Power Pivot

Dashboard and Visualization in Power BI

In this section, you will build dashboards and reports using charts, slicers and filters. You will also explore drillthrough, formatting, forecasting and report interactions.

• Creating Dashboard
• Creating Reports
• Basic Charts & Visuals
• Build table relationship and Data models
• Conditional Formatting
• How to add Reports to Dashboards
• Using Charts: Bar, Column, Area,map, Waterfall, Tree map, Table
• Adding Trend Lines & Forecasts
• Power BI Report Filtering Options
• Exploring Data with Matrix Visuals
• Filtering with Date Slicers
• Editing Power BI Report Interactions
• Adding Drillthrough Filters

DAX (Data Analysis Expressions)

This section introduces DAX for creating measures and calculations. You will learn row context, filter context and commonly used functions like logical, date and aggregate functions.

• Data Analysis Expressions (DAX)
• Creating measures using DAX
• Row Context and Filter Context
• Common DAX Function
• Date & Time Functions
• Logical Functions
• Text & Window Functions
• Information Functions
• Math Functions
• Index Functions
• COUNT Functions
• Aggregate Functions

Power BI Service

Power BI Service allows you to publish, share and manage reports in the cloud. You will learn about workspaces, RLS, data gateways, app publishing and self-service BI.

• Publishing reports
• Workspaces
• Row Level Security (RLS)
• Data Gateway
• How to Publish App
• Self-Service Business Intelligence (SSBI)

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