Power BI A SQL table, Excel Spreadsheet, and a CSV File Walk into a Bar Chart Paul Southerland Sr. Resource Planning Specialist The Tennessee Valley Authority pdsoutherland@tva.gov LinkedIn: www.linkedin.com/in/paul-southerland-shade-tree-data-scientist

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Power BI – Overview Connect to over 150 data sources Share Explore Transform Report Connect Connect to over 150 data sources Transform and shape data Explore and analyze your data Prepare stunning visualizations Share business intelligence

Power BI – Functional Components Share Explore Transform Report Connect Power Query DAX is the metrics, measures, and analysis engine of Power BI Desktop DAX functions enable a wide variety of useful calculationsfor financial reporting and visuals DAX is Excel-like, but has many extensions for accomplishing greater filtering and analysis functions. Data Modeling Visualizations Data Analysis Expresssions (DAX) Create logical connections between different data sources Manage relationships between Power BI data model Enables Power BI to know how those tables relate to one another, allowing you to create interesting visuals and reports Power Query is used to discover, connect, combine, and refine data from a wide variety of data sources Power Query is a self-service extract, transform, and load tool in Power BI and Excel Power Query functionality is accessible through the user ribbon. Visualizations display insights that can be discovered in the data Cross-filtering can expose hidden relationships between data dimensions Create your own visuals via the custom visuals SDK

Power BI – Connect Share Explore Report Connect Consolidate data from a broad range of data sources. File Database Azure Online Services Other Power BI Excel CSV XML Text JSON SharePoint Folder SQL Server Database Access Database SQL Server Analysis Services Database Oracle Database IBM DB2 Database IBM Informix database (Beta) IBM Netezza MySQL Database PostgreSQL Database Sybase Database Teradata Database SAP HANA Database SAP Business Warehouse Application Server SAP Business Warehouse Message Server Amazon Redshift Impala Google BigQuery Vertica Snowflake Essbase AtScale cubes (Beta) BI Connector Dremio Exasol Indexima (Beta) InterSystems IRIS (Beta) Jethro (Beta) Kyligence Enterprise (Beta) MarkLogic (Beta) Azure SQL Database Azure SQL Data Warehouse Azure Analysis Services database Azure Blob Storage Azure Table Storage Azure Cosmos DB (Beta) Azure Data Lake Storage Gen1 Azure HDInsight (HDFS) Azure HDInsight Spark HDInsight Interactive Query Azure Data Explorer (Kusto) Azure Cost Management (Beta) SharePoint Online List Microsoft Exchange Online Dynamics 365 (online) Dynamics NAV Dynamics 365 Business Central Dynamics 365 Business Central (on-premises) Common Data Service Microsoft Azure Consumption Insights (Beta) Azure DevOps (Beta) Azure DevOps Server (Beta) Salesforce Objects Salesforce Reports Google Analytics Adobe Analytics appFigures (Beta) Data.World - Get Dataset (Beta) Facebook GitHub (Beta) MailChimp (Beta) Marketo (Beta) Mixpanel (Beta) Planview Enterprise One - PRM (Beta) Planview Projectplace (Beta) QuickBooks Online (Beta) Smartsheet SparkPost (Beta) Stripe (Beta) SweetIQ (Beta) Planview Enterprise One - CMT (Beta) Twilio (Beta) tyGraph (Beta) Webtrends (Beta) Zendesk (Beta) Emigo Data Source (Beta) Entersoft Business Suite (Beta) Industrial App Store Intune Data Warehouse (Beta) Microsoft Graph Security (Beta) Quick Base TeamDesk (Beta) Web SharePoint List OData Feed Hadoop File (HDFS) Active Directory Microsoft Exchange ODBC R Script Blank Query Power BI datasets Power BI dataflows Transform

Power BI – Transform Share Explore Report Connect Power Query has over 600 functions to help transform and shape your data. Transform Power BI Power Query Function Dashboard from GitHub

Power BI – Explore Share Explore Report Connect Power Query has over 600 functions to help transform and shape your data Explore data in a variety of ways and across multiple visualizations Pivot and slice data Drill into and across datasets Date sort and filters including Min & Max functions Change visualization types Select, transform and mashup data via a freeform, drag-and-drop canvas Filter data and use cross-filter capabilities Run R scripts, and import the resulting datasets into a Power BI Desktop data model Transform

Power BI – Report Share Explore Report Connect Prepare your reports with over 170 visualizations to communicate results and measures Transform The Visualization Reference from SQLBI

Power BI – Share Share Explore Report Connect Save Power BI Desktop report files and easily publish them to Power BI Service Save Power BI Desktop reports on-prem by publishing and sharing with SQL Server Report Server Share Paginated Reports in the Power BI Service Embed interactive Power BI reports in SharePoint Online pages Print to PDF Transform

Demo Share Explore Transform Report Connect

Demo Share Explore Report Connect Combine CSV natural gas price files into a single data source; load into the data model. Connect to an Excel spreadsheet; combine the monthly worksheet tabs into one table. Transform the monthly transportation expense table and load into the data model. Connect to a SQL database and import data with a SQL query Merge the SQL query with the natural gas price table. Create a combined bar chart / line chart. Voilà! Transform

Comments? Questions?

Links referenced in the session….. Helpful links… This is both cool and helpful; a Power BI Dashboard of Power Query functions. https://github.com/donsvensen/powerquerydocbrowser/blob/master/PQ%20Function%20Browser.pbix The link to the SQLBI website that has the visual reference tool. This tool categorizes visualizations to help you pick the right visuals for your reports. https://www.sqlbi.com/ref/power-bi-visuals-reference/