{"id":1820,"date":"2026-08-24T12:13:06","date_gmt":"2026-08-24T12:13:06","guid":{"rendered":"https:\/\/entri.app\/explore\/?post_type=curriculum&#038;p=1820"},"modified":"2026-08-24T12:13:30","modified_gmt":"2026-08-24T12:13:30","slug":"what-is-power-bi","status":"publish","type":"curriculum","link":"https:\/\/entri.app\/explore\/power-bi\/what-is-power-bi\/","title":{"rendered":"What Is Power BI"},"content":{"rendered":"<p>Power BI is Microsoft&#8217;s business intelligence platform for connecting to data, modeling it, and building interactive reports and dashboards. It&#8217;s used across Power BI Desktop (a free Windows app for building reports), the Power BI Service (a cloud platform for publishing and sharing), and Power BI Mobile \u2014 covering the full path from raw data to a shared, interactive dashboard.<\/p>\n<h2>Power BI&#8217;s Product Family<\/h2>\n<p>&#8220;Power BI&#8221; is actually a family of related products, not one single application &#8212; confusion between them is a common source of &#8220;why can&#8217;t I do X&#8221; questions from new learners.<\/p>\n<ul>\n<li><strong>Power BI Desktop: <\/strong>the free Windows application used to connect to data, build the data model, and design reports &#8212; this is where most report-building happens.<\/li>\n<li><strong>Power BI Service: <\/strong>the cloud platform (app.powerbi.com) where finished reports are published, shared, scheduled to refresh, and organized into workspaces.<\/li>\n<li><strong>Power BI Mobile: <\/strong>native iOS\/Android\/Windows apps for viewing and interacting with published reports on the go.<\/li>\n<li><strong>Power BI Report Server: <\/strong>an on-premises alternative to the cloud Service, for organizations that must keep reports inside their own network.<\/li>\n<li><strong>Power BI Premium \/ Embedded: <\/strong>capacity-based tiers for larger organizations, adding features like bigger datasets, dedicated performance, and embedding reports into other applications.<\/li>\n<\/ul>\n<h2>Why Power BI Is a Popular Starting Point<\/h2>\n<p>Power BI matters because it puts BI capability within reach of teams already using Excel and Microsoft 365, without requiring a dedicated data engineering team. Its DAX formula language and Power Query transformation engine give it depth comparable to enterprise BI tools, while its free desktop tier lowers the barrier to getting started.<\/p>\n<h2>What You Need to Know About Power BI<\/h2>\n<ul>\n<li><strong>Point-and-click first, code when needed: <\/strong>most report-building happens through a visual interface; DAX and Power Query exist for deeper logic but aren&#8217;t required to get started.<\/li>\n<li><strong>Free to start, priced to scale: <\/strong>the barrier to trying Power BI is a Desktop download, not a license purchase &#8212; cost only enters once a team needs to share or scale.<\/li>\n<li>Power Query \u2014 the data-cleaning and transformation engine built into Power BI<\/li>\n<li>DAX (Data Analysis Expressions) \u2014 the formula language used to build measures and calculated columns<\/li>\n<li>Data model \u2014 the relationship structure (often a star schema) linking tables so visuals return correct results<\/li>\n<\/ul>\n<h2>Power BI in a Real Business Scenario<\/h2>\n<p>A sales manager connects Power BI Desktop to an Excel export and a SQL Server sales database, builds relationships between a Sales table and a Date\/Product table, writes a DAX measure for year-over-year growth, and publishes the finished report to the Power BI Service so the whole regional team can view it on desktop or mobile.<\/p>\n<h2>Power BI: Common Beginner Mistakes<\/h2>\n<ul>\n<li>Power BI Desktop and the Power BI Service are not the same thing \u2014 Desktop is where reports are built; the Service is where they&#8217;re published and shared.<\/li>\n<li>Power BI isn&#8217;t only for large enterprises \u2014 the free Desktop tier and Pro licensing make it accessible to individuals and small teams too.<\/li>\n<\/ul>\n<h2>How to Get Oriented in Power BI Before Building Your First Report<\/h2>\n<p><em><i>This five-step orientation, roughly 20 minutes, helps a newcomer understand where Power BI Desktop, the Service, and the core concepts (Power Query, data model, DAX) fit together before diving into an actual report.<\/i><\/em><\/p>\n<h3>Prerequisites<\/h3>\n<ul>\n<li>Power BI Desktop installed (free, Windows only)<\/li>\n<li>A Microsoft or work\/school account for later publishing (not required just to explore Desktop)<\/li>\n<\/ul>\n<h3>Steps<\/h3>\n<ol>\n<li><strong><b> Open Power BI Desktop and identify the three main views<\/b><\/strong><\/li>\n<\/ol>\n<p>Locate Report View (building visuals), Data\/Table View (inspecting raw data), and Model View (seeing table relationships) in the left-hand navigation.<\/p>\n<ol start=\"2\">\n<li><strong><b> Connect to a small sample data source<\/b><\/strong><\/li>\n<\/ol>\n<p>Use Get Data to connect to an Excel file or the built-in sample dataset, so you have something to explore in the next steps.<\/p>\n<ol start=\"3\">\n<li><strong><b> Open Power Query and look at Applied Steps<\/b><\/strong><\/li>\n<\/ol>\n<p>Click Transform Data to see the Power Query Editor, and notice the Applied Steps pane \u2014 every cleaning action here is recorded and repeatable.<\/p>\n<ol start=\"4\">\n<li><strong><b> Switch to Model View and look at relationships<\/b><\/strong><\/li>\n<\/ol>\n<p>If multiple tables were loaded, check whether Power BI auto-detected relationships between them, shown as connecting lines.<\/p>\n<ol start=\"5\">\n<li><strong><b> Create one simple measure<\/b><\/strong><\/li>\n<\/ol>\n<p>In the Fields pane, create a new measure using a basic DAX formula like Total = SUM(TableName[ColumnName]) to see how measures work before building anything complex.<\/p>\n<h2>Common Errors \/ Troubleshooting<\/h2>\n<ul>\n<li>Confusing Report View with the Power BI Service \u2014 Report View builds locally in Desktop; the Service is a separate cloud step for publishing.<\/li>\n<li>Skipping Model View \u2014 many early mistakes in Power BI trace back to relationships that weren&#8217;t checked before building visuals.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Power BI is Microsoft&#8217;s business intelligence platform for connecting to data, modeling it, and building interactive reports and dashboards. It&#8217;s used across Power BI Desktop (a free Windows app for building reports), the Power BI Service (a cloud platform for publishing and sharing), and Power BI Mobile \u2014 covering the full path from raw data [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"template":"","meta":{"_acf_changed":false},"curriculum-category":[92,90,91],"custom_linking_tags":[],"class_list":["post-1820","curriculum","type-curriculum","status-publish","hentry","curriculum-category-introduction-to-bi-and-power-bi","curriculum-category-power-bi","curriculum-category-power-bi-tutorials"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What Is Power BI - Entri Free Materials<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/entri.app\/explore\/power-bi\/what-is-power-bi\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What Is Power BI - Entri Free Materials\" \/>\n<meta property=\"og:description\" content=\"Power BI is Microsoft&#8217;s business intelligence platform for connecting to data, modeling it, and building interactive reports and dashboards. 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