In the Gallery, click to add a new visualization and choose. To open the demo visualization in MicroStrategy Desktop, double click the . A MicroStrategy Report Services document displays data coming from multiple reports, with the data laid out and designed in presentation-quality format. MicroStrategy allows you to connect to various data sources, such as data warehouses, databases. Publisher: Vitara. Use the D3 library as a MicroStrategy visualization The instructions assume you are modifying the template plug-in provided for you. Adding an existing D3 Visualization;. Allow a Visualization to Update the Data in Another Visualization After adding multiple visualizations to a dossier, you can select values in one visualization (that is, the source) to automatically update data in another visualization (that is, the target). From the Tools menu, select Report Options. 2-4 years of experience creating data visualizations using tools such as d3. You'll find everything from waterfall charts to word clouds in our community. A dataset is a standard MicroStrategy report. 2. View the visualization's name and data requirements. Convert D3 visualizations • Modify XML files, HTML, and CSS • Data-driven documents • Use the Visualization SDK API • Sources of D3. A ready-to-use plug-in has been provided for this sample. Align objectives, set up the Export to Microstate Bot and easily manage deadlines to keep your teammates on the same page . you should download the D3Map visulaization into C:Program FilesMicroStrategyWeb JSPMicroStrategyWarWEB-INF. A lot of great Business Intelligence (BI) tools exist in the current landscape, Qlik,Spotfire,Tableau,Microstrategy to name a few. These visualizations illustrate the integration of artificial intelligence with MicroStrategy visualizations to produce intelligent narratives that describe the analytics that users are viewing. MSTR has evolved dashboards to the point that they are more than dashboards - they are interactive. A Gauge graph is designed to display a specific data set using a semicircular dial with indicators. Use the links below to create visualizations using the Visualization Gallery:These easy to access, unique and custom visualizations supplement the extensive library of native visualizations that come with the product and suit a variety of user needs via D3 visualization and Google chart libraries. These samples are for demonstrative purposes only. Adding an existing D3 Visualization;. Three common microstrategy developer soft skills are analytical skills, communication skills and creativity. Align objectives, set up the Export to Microstate Bot and easily manage deadlines to keep your teammates on the same page . Get inspiration at the MicroStrategy data visualization gallery. Using D3 Visualizations in Mobile. I'm following the SDK documentation Here, and I can't make my example work. 9, we’ve taken a leap forward in our dashboarding capabilities by simplifying the user experience, adding storytelling, and collaboration. e. MicroStrategy is a data analytics platform for conveying business insights with customizable data visualizations and dashboards. A heat map visualization requires a minimum of one attribute and one metric to display correctly. js vs MicroStrategy Analytics. Get inspiration at the MicroStrategy data visualization gallery. d3-time-format Public. In addition to methods to navigate through data on a JavaScript layer, this class includes one method that automatically returns data in the format expected by most D3 visualizations, eliminating the need for you to parse the data at all. microstrategy. Adding an existing D3 Visualization;. With caching, users can retrieve results from Intelligence Server rather than re-executing queries against a database. Open the dossier you want to modify. x document/VI export containing custom visualization (including the ones utilize D3 library). The following schema shows which setting takes precedence when set at different levels. The sample code below illustrates how to clear selections on the visualization and targets. VitaraCharts Calendar Custom Visualization MicroStrategy (Enhanced D3 and more) by Vitara. MicroStrategy provides robust support. This visualization is both intended as sample code and provided as a convenience to MicroStrategy users. That's when I have the visualisation working for MicroStrategy data. Cross-tab: Pivot and display sorting and page-by Each of the engines plays an important part in the report execution process. This new feature, made possible through MicroStrategy's partnership. How to deploy d3 visualization in microstrategy. We highly recommend using this visualization instead. A visualization is a visual representation of the data in a dashboard, such as a grid, line chart, or heat map. Learn how to switch to a compound grid, add column sets in this new visualization. Custom visualizations also support rendering HTML tags inside metrics. VitaraCharts Calendar Custom Visualization MicroStrategy (Enhanced D3 and more) by Vitara Calendar widget with the ability to threshold by a metric and easily change view to show day level, week level or month level information intuitively. Restrat the tomcat and see if your visualization appears D3Map. User procedures for Command Manager. This Knowledge Base article describes how some users using D3 custom visualization may experience their visulization not rendering when changing panels and filters that are targeting the widget in a report service document. The following MicroStrategy SDK sample code demonstrates a zoom-able Heatmap by integrating a D3 Visualization in a Visual. We highly recommend using this visualization instead. Ranked #1 for Enterprise Analytics in 2022 Gartner Critical Capabilities Report. reg if using. Uninstall all the MicroStrategy and related products from Control Panel: Any MSTR Hotfixes applied. button under Custom in the Gallery of visualizations on the right and choose. 0. Enhanced D3 , HighCharts and more can be. You may need to transform the data yourself. The --save prod portion of the command shown below saves the package in your devDependencies. this allows users to perform the in-depth analysis of their data and get the valuable results from their data. VitaraCharts Calendar Custom Visualization MicroStrategy (Enhanced D3 and more) by Vitara Calendar widget with the ability to threshold by a metric and easily change view to show day level, week level or month level information intuitively. To add the custom visualization to a dossier, you must import it into dossier. Save the report as “Email Bursting”. This new feature, made possible through MicroStrategy's partnership. Custom properties for D3 visualizations are now supported in Report Services. Custom visualizations build for MicroStrategy. VitaraCharts Calendar Custom Visualization MicroStrategy (Enhanced D3 and more) by Vitara Calendar widget with the ability to threshold by a metric and easily change view to show day level, week level or month level information intuitively. Run the npm install command to install a third-party library/package via Node Package Manager. Let's add more charts to our MicroStrategy Desktop:MicroStrategy Desktop can be easily integrated with D3 visualization. Retrieve a list of user groups and the associated users in MicroStrategy Developer Follow the steps below to create a list of all groups and the users in each group: In MicroStrategy Developer 9. The contrast will help you see the strengths and weaknesses of each service, and make up your mind. You can be agile as well as interactive and find unexpected results in. Adding an existing D3 Visualization;. Browse resources on demand or contact support directly. Click the “Burst. Adding an existing D3 Visualization;. Basicly I star by declaring "me". 9, we’ve taken a leap forward in our dashboarding capabilities by simplifying the user experience, adding storytelling, and collaboration. microstrategy. 0:50. The algorithm that calculates the table sizes performs the following steps: Calculate the number of levels per hierarchy: Hierarchy 1: 3. After you have installed the visualization, you can open a working demo by downloading the . Allow a Visualization to Update the Data in Another Visualization After adding multiple visualizations to a dossier, you can select values in one visualization (that is, the source) to automatically update data in another visualization (that is, the target). 11 and above. All the axes are equally spaced and parallel to each other. In this tutorial, we focused on creating a bubble chart. It is located in the More section of the Visualization Gallery. There are two main methods that can be used for deploying a custom visualization in MicroStrategy. Let's add more charts to our MicroStrategy Desktop:D3 Scales. A drill through is an analytical feature that allows you to visualize additional, more detailed information about a specific KPI in a report. To Add a Target Visualization to Your Dossier: Open the dossier with the visualization. Allow a Visualization to Update the Data in Another Visualization After adding multiple visualizations to a dossier, you can select values in one visualization (that is, the source) to automatically update data in another visualization (that is, the target). This tutorial demonstrates how to debug and extract more information when a D3/HTML5 visualization fails to render in MicroStrategy Mobile, by connecting Web Inspector / Developer tools, included with Safari. What is relevant, rather than the sum, is the last atomic inventory value in a given period of time. Prompt-in-prompt is a feature in which the answer to one prompt is used to define another prompt. The tooltip will show the dataset type listed as a Super Cube. Sigma. Desktop is a fast, user-friendly desktop tool that lets you intuitively access and explore data to create visualizations in minutes on your PC or Mac. Learn how to switch to a compound grid, add column sets in this new visualization. mstr file below and doing the following: To open the demo visualization in MicroStrategy Desktop, double click the . Populate and Evaluate: Fill report data required for display. 9, we’ve taken a leap forward in our dashboarding capabilities by simplifying the user experience, adding storytelling, and collaboration. What is VitaraCharts? VitaraCharts custom visualizations for MicroStrategy by Vitara. Close the Visualization Builder, and then re-open it. Connect to your data instantly Pull live data from the. 9, we’ve taken a leap forward in our dashboarding capabilities by simplifying the user experience, adding storytelling, and collaboration. In this article we'll walk through our new D3 grid which makes financial reporting with MicroStrategy a breeze. Easily access, explore, and analyze data in just a few clicks with self-service analytics. This is a fairly low-level library but is also very powerful. It is used to apply database (row-level) security to a MicroStrategy user. MSTR has evolved dashboards to the point that they are more than dashboards - they are interactive. Suppose I have a dashboard with a report embedded in it in Microstrategy. This D3 Word Cloud visualization is a good dashboard alternative to the out-of-the-box MicroStrategy Data Cloud widget. MicroStrategy Desktop is built on the latest version of MicroStrategy 10, which offers data source support, expanded visualizations, and easier inter-user collaboration. TREE and ENUM_RAW_DATA_FORMAT. MicroStrategy Desktop on Windows and Mac. To create an attribute filter. Defining custom subtotal displays in MicroStrategy By default, when users apply subtotals in a report, the name of the subtotal is displayed in the subtotal line items that appear in the report. Its low-level approach built on web standards offers unparalleled flexibility in authoring dynamic, data-driven graphics. Why MicroStrategy Why MicroStrategy; Customer Stories; PlatformThere's a reason we're at the top of the list. This new feature, made possible through MicroStrategy's partnership. Open MicroStrategy Desktop. To install this visualization, download the . js 환경에서 mstr-viz를 사용하여 구현- MicroStrategy 2020 (11. It visualises interactive dashboards, charts and graphs and improves analytics and predictive modelling capabilities. VitaraCharts plug and play with D3 ,HighCharts,GoogleCharts and more MicroStrategy integration with Kafka. MicroStrategy URL Structure The following. And this time, see how fast it is to build data visualizations with Workstation. In your Datasets panel, hover over the name of your dataset. See below link for the LinkedIn Articleanalytics, also known as predictive analysis or predictive modeling, is the use of statistical techniques to create models that can predict future or unknown events. You may need to transform the data yourself. Use the Ctrl key to select multiple attributes and metrics. D3 visualizations can be integrated with MicroStrategy using the MicroStrategy HTML5 Visualization SDK and. 2 Native gestures on custom D3 visualizations End users can intuitively interact with D3 visualizations using native gestures such as tap- and-hold, swipe and pinch-to-zoom. Microstrategy Dashboard performance improvements steps: Many times, causes of poor performance can be simplified to specific components. A mobile dashboard is a data analytics tool used to track important key performance indicators (KPIs) and display them visually on a mobile device. This visualization is both intended as sample code and provided as a convenience to MicroStrategy users. MicroStrategy Business Intelligence is a powerful analytics and data visualization platform that enables organizations to unlock the value hidden within their data. MicroStrategy URL Structure The following. visualizations. MicroStrategy goes even further. The MicroStrategy Visual Vocabulary created by Vitara can be accessed live here. D3. The Compound Grid is a new visualization introduced in the MicroStrategy 2020 release. MicroStrategy online training provides integrated reporting, analysis, and monitoring software that enables companies to analyze the data stored across their enterprise to make better business decisions. Allow a Visualization to Update the Data in Another Visualization After adding multiple visualizations to a dossier, you can select values in one visualization (that is, the source) to automatically update data in another visualization (that is, the target). Go here instead if you want a version of this block that works with d3 v4, and see the Observable version for d3 v5). The MicroStrategy Visualization SDK provides APIs, sample code, documentation, and a tool called Custom Visualization Builder that lets developers find an interesting D3 visualization online and use it to quickly create a custom visualization that is integrated with MicroStrategy. exe to this machine. Infogram is a cloud-based data visualization tool designed with team collaboration in mind. Similar out-of-the-box options include the Sankey diagram and Network chart. On the Import Visualization dialog, navigate to the plug-in file for the custom visualization you want to import and click. Bar Chart − Presents vertical bars of. So, we’ve created a matrix to help!Adding an existing D3 Visualization;. MicroStrategy is very easy to use for end-users—polyvalent and versatile. Use the Visualization Gallery to perform the following tasks: Select a visualization's type. Works with ragged hierarchies. Allow a Visualization to Update the Data in Another Visualization After adding multiple visualizations to a dossier, you can select values in one visualization (that is, the source) to automatically. You can connect MicroStrategy reporting tool with any data, including big data, flat files, social media data, and. Bullet Charts work to provide a rich display of data in a small space, with quantitative and qualitative context to enrich the meaning. VitaraCharts plug and play with D3 ,HighCharts,GoogleCharts and more10. Fully customizable with editors in. Developers can use visualizations from the MicroStrategy Visualization Library and associate them with existing reports without coding. From the File menu, click Open. Open a dossier. Let's add more charts to our MicroStrategy Desktop:In a former video, we've showed how to use organization charts/trees to display how we can show hierarchical data. Once these plugins have been deployed on the MicroStrategy Mobile server, it needs to be restarted for the changes to take effect. View the visualization's name and data requirements. Drag Manager and Employee from the Datasets panel to their corresponding areas on the Editor panel. Open the dossier you want to modify. Starting in MicroStrategy 2021 Update 5, there is an new out-of-the-box, feature-rich, Gauge visualization. Implement the sections below in the following order to enable this feature: If you are not using the Custom. Ranked #1 for Enterprise Analytics in 2022 Gartner Critical Capabilities Report. x. To troubleshoot performance issues, users must identify these components, then make the appropriate modifications to the environment and/or to. This function has no parameters. It's being used even in the biggest financial, telecom. Adding an existing D3 Visualization;. Microstrategy Dossiers With the release of MicroStrategy 10. With MicroStrategy’s Dossier, making quick, on-the-fly visuals is easier than ever. 9, we’ve taken a leap forward in our dashboarding capabilities by simplifying the user experience, adding storytelling, and collaboration. js for visualizations customized drop zones, and custom properties. MicroStrategy Desktop can be easily integrated with D3 visualization. 2 lets users quickly include new D3 visualizations, charts and. button under Custom in the Gallery of. The question is what modifications should be made in the javascript. 4. Tile grid map is an abstraction of the map data to solve the issue of difference in sizes causing issues with shading and making it difficult to compare geographic information. 1, as below: In Design mode: In Presentation mode: CAUSE: This is a known issue with MicroStrategy Web 10. In this code, the click listener is added to the main svg node in the visualization. Bullet Chart Visualization. This issue has been addressed in MicroStrategy Mobile 10. This is a list of the available auto text macros that the Report Services Document engine recognizes. The code then checks to ensure that the element the user is clicking. Advanced Apps. - some d3 visualizations in MicroStrategy Dossier. Connection mapping allows administrators to assign a user or group in the MicroStrategy system to a specific login ID on the data warehouse. MicroStrategy Desktop on Windows and Mac. The impact is limited to MicroStrategy 10. Let's add more charts to our MicroStrategy Desktop: Go to. Use ENUM_RAW_DATA_FORMAT. Allow a Visualization to Update the Data in Another Visualization After adding multiple visualizations to a dossier, you can select values in one visualization (that is, the source) to automatically update data in another visualization (that is, the target). Restrat the tomcat and see if your visualization appears D3Map. D3 Tree Visualization for Microstrategy May 8, 2018 Best KPI Box for MicroStrategy. Enterprise Analytics Business Intelligence; HyperIntelligence; Cloud; Product Innovation; Education; ConsultingIn this entry of SDK TV, we look at how to deploy D3. I'm following the SDK documentation Here, and I can't make my example work. You can use the Visualization Builder tool to customize an existing HTML5 visualization so that it consumes and displays MicroStrategy data. js (also known as D3, short for Data-Driven Documents) is a JavaScript library for producing dynamic, interactive data visualizations in web browsers. Enhanced D3 , HighCharts and more can be leveraged with this ready to use , enterprise grade, fully supported visualization library from Vitara. No additional steps are required after a dashboard has been defined to use a specific D3 visualization and saved in MicroStrategy Web. This is called heterogeneous column naming. The Report Options dialog box opens. Let's add the custom visualization to the Gallery. NLQ offers a great way to start exploring your data. Tasks. Understands different types of KPIs (Bigger is Better, Smaller is Better, etc) Perfect for using on scorecard and displaying performance of. They provide the detailed JavaScript code needed for each visualization, with explanatory notes, as well as instructions for the changes that you need to make to the XML configuration files. 4. The Code Editor tab should be open. Visualize hierarchical data as nested circles of different sizes and colors, using the Circular Tree Map visualization. MicroStrategy cannot guarantee that the code provided will apply to any MicroStrategy releases and clients outside of the versions stated within this article. Microstrategy Dossiers With the release of MicroStrategy 10. Use the Data Interface API to connect the data MicroStrategy provides to your code that renders the visualization. Visualization Builder can still be used in the 2019 and 2020 releases, but is no longer supported in version 2021 and up. Adding an existing D3 Visualization;. 신뢰할 수 있는 AI를 빠르게 확장시키세요. Easy to use new editor for MicroStrategy documents and dashboards from VitaraCharts plug-in. tip visualization addon doesn't display in MicroStrategy Web, while the same code may have worked before integration. MicroStrategy cannot guarantee that the code provided will apply to any MicroStrategy releases and clients outside of the versions stated within this article. Semantic layer and security capabilities. For MicroStrategy Developer export, local MicroStrategy Developer handles the export, image should be placed on every single Developer machine; If you don't know your Common Path or MSTR Home Path you can obtain them from the following registry keys if using windows or msireg. 0022. (NOTE: this block is d3 version 3. Tap Apply setup to activate the triggers you integrated. Object requirements: Attributes: 1; Metrics: 1 By downloading or using this visualization, you accept and acknowledge these terms. Workstation is the only space for analysts and app architects to build and manage content of all types. This new feature, made possible through MicroStrategy's partnership. If projects are distributed asymmetrically across the cluster, when you assign an event-triggered schedule to a project, make sure you trigger the event on all nodes on which that project is loaded. Placing the projects. VitaraCharts Calendar Custom Visualization MicroStrategy (Enhanced D3 and more) by Vitara Calendar widget with the ability to threshold by a metric and easily change view to show day level, week level or month level information intuitively. MicroStrategy is a business intelligence tool that is widely used for deriving valuable insights from data in the form of visually insightful reports, graphs and charts. Heat Map Visualization : You can display your data as a combination of nested, colored rectangles. Find an event in a city near you. 9, we’ve taken a leap forward in our dashboarding capabilities by simplifying the user experience, adding storytelling, and collaboration. Gauge was a missing visualization on Microstrategy, when it comes down to Dossier. This visualization is both intended as sample code and provided as a convenience to MicroStrategy users. To open the demo visualization in MicroStrategy Web, choose: Create > Upload MicroStrategy File > View Dashboard. Data Visualization. For the Graph Matrix, however, if there is only one mini-chart, it cannot be. With 19+ charts like Trellis, Calendar , Waffle , Enhanced Grid, Animated charts Vitara is ideal for business usersVitaraCharts Calendar Custom Visualization MicroStrategy (Enhanced D3 and more) by Vitara Calendar widget with the ability to threshold by a metric and easily change view to show day level, week level or month level information intuitively. We need to place the projects along the y-axis, so let’s define a new scale: yScale = d3. Get inspiration at the MicroStrategy data visualization gallery. Companies of all sizes use this platform to assess, visualise, and build dashboards. Why MicroStrategy Why MicroStrategy; Customer Stories; PlatformAdding an existing D3 Visualization;. MicroStrategy offers an intuitive way to create and modify business. It lets you various. You can use it as a starting point and polish your visualization using the visualization gallery, editor panel, fu nction editor, and formatting panel to better enhance your MicroStrategy. Calendar widget with the ability to threshold by a metric and easily change view to show day level, week level or month level information intuitively. xml so that the node for the visualization you are customizing points to the JavaScript class. In the ever-evolving space of visualizations Vitaracharts is. js visualization can likely more easily consume. first one is downloading the visualizations that MicroStrategy already configured and the second is to choose one visualization from the D3 website and configure it. 6. To enable a visualization to filter or highlight the data in another visualization. MicroStrategy Geospatial Services is automatically enabled in these. Microstrategy Dashboard performance improvements steps: Many times, causes of poor performance can be simplified to specific components. I'm trying to use a visualization as a selector on a D3 costum chart. You can explore the relationships between data elements by creating a network visualization, or create visually striking graphs that. 73 105 30 1 Updated on Aug 8, 2017. Get inspiration at the MicroStrategy data visualization gallery. When it comes to data visualization, the company’s slogan is Take analytics into your own hands. 1 Mobile iOS: D3 Visualization Support For iPad D3 visualization is misaligned in document if there is another grid/graph/widget placed above the D3 visualization in MicroStrategy Web 10. They can integrate maps and geolocation functions from. In MicroStrategy SQL Generation Engine 9. 10. Users can take advantage of D3’s features and several of its wrapper libraries for making visualizations on VI Dashboards and Report Service documents . To Create a KPI Visualization. Open a new or existing dossier. MicroStrategy is a BI and analytics software, providing its clients big data processing, actionable across various deployments and devices. Workstation. MicroStrategy Desktop can be easily integrated with D3 visualization. js Custom Visualizations within MicroStrategy 10. Gauge charts are often a required visualization by a customer. An explanation and workaround to why leveraging the D3. Click Finish. NET environment. They can use the MicroStrategy SDK to create customized visualizations and import external libraries, such as D3, Highcharts and Google. Click the location on your document where you want to place the widget. Microstrategy Using a visualization as a selector D3. Calculate each attribute individual weight according to the level in the hierarchy (level in hierarchy/number of levels in hierarchy * 10). 7. Adding an existing D3 Visualization;. JavaScript 325 ISC 104 13 8 Updated on Oct 6. The URL parameter reportviewmode determines how reports are displayed in the view mode through the URL API in MicroStrategy Web 10. xml configuration file. x, select 'Project Documentation' from the Tools menu to start the wizard. The new MicroStrategy Analytics Desktop supports the use of custom HTML5 D3 visualizations for the new Visual Insight platform. 1 Answer Sorted by: 0 you should download the D3Map visulaization into C:Program FilesMicroStrategyWeb JSPMicroStrategyWarWEB-INF. The following auto text codes allow you to add document variable information to your document. - node. The following sample custom visualizations demonstrate the use of MicroStrategy APIs: D3 Bubble Chart. Along came D3. What is d3 visualization in microstrategy. Vitaracharts is now FREE for Desktop and Workstation. Enable users to interact with personalized chat for further product discovery. Think of the scale as a little machine that takes in your data and maps or scales it to a corresponding value that will be. D3. MicroStrategy is an enterprise BI application software. js visualization can likely more easily consume. Microstrategy Dossiers With the release of MicroStrategy 10. The Visualization SDK makes it easy for developers to build custom visualizations using popular third-party libraries like D3 and Google. In MicroStrategy Workstation, right click on any cube created via Data Import and select Properties. Adding an existing D3 Visualization;. There is no drop zone for Title. Ultimately, it was. Apache Kafka is an open-source distributed event streaming platform used by thousands of companies for high-performance data pipelines, streaming analytics and data integration. Note that this visualization might not auto-size when exporting via PDF. VitaraCharts Calendar Custom Visualization MicroStrategy (Enhanced D3 and more) by Vitara. Allow a Visualization to Update the Data in Another Visualization After adding multiple visualizations to a dossier, you can select values in one visualization (that is, the source) to automatically update data in another visualization (that is, the target). Compatible with all supported versions of MicroStrategy Desktop, Web, Library and Mobile. Ease-of-Use Improvements Across the Entire MicroStrategy PlatformMicroStrategy Desktop can be easily integrated with D3 visualization. This growing library contains several custom D3 visualizations and google charts that any MicroStrategy user can load into their existing data discovery dashboards and use on. Vitaracharts is a library of 25+ visualizations for MicroStrategy Desktop, Web and Mobile. 2. 11, this visualization is provided out of the box. Tap Apply setup to activate the triggers you integrated. There are many data visualization tools available. MicroStrategy can connect to any type of data including big data, flat files, social media data and so on. While MicroStrategy 10 provides an extensive library of visualizations out of the box, open-source providers like D3 extend possibilities even further with a variety of advanced visualizations that are publicly available. Bullet Charts compare a single, primary measure to other complementary measures within a qualitative context of performance ranges represented by different shades of a single color. 2. Adding an existing D3 Visualization;. 1 Custom grid visualization with group by for columns and rows, thresholds , sub totals , themes and many more created as a custom visualization for MicroStrategy from. Microstrategy 10. 1 - fixed on 10. Adding an existing D3 Visualization;. Every request to a MicroStrategy Web product corresponds to a specific event or action, which is. It can connect to data warehouses, relational systems, flat files, web. There are several D3s that we can deploy. List of visualizations available in MicroStrategy Analytics Desktop. Use the Visualization Gallery to perform the following tasks: Select a visualization's type. event, you may get null.