Microstrategy tutorial data model. In MicroStrategy Desktop, log in to a project. Microstrategy tutorial data model

 
 In MicroStrategy Desktop, log in to a projectMicrostrategy tutorial data model  The following diagram describes the process of creating

Another benefit is the consistency of information and calculations. MicroStrategy Tutorial. CONTENTS 1. REPOSITORY_MODEL MicroStrategy Tutorial (Direct. You combine data in the logical layer. A description form. Run a training report to create the regression model. Metric - MicroStrategy. It is designed to help developers build data-driven client applications quickly and easily. PMML supports a number of different data mining algorithms, including Regression, Neural Networks, Clustering, Decision Trees and Association. MicroStrategy has data mining services, which allows the users to import PMML (Predictive Model Markup Language) from third party data mining tools, which can then be used to create predictive reports. It calculates the subtotal elements of a compound metric. This means that, while the PMML may contain valuable descriptive information about the model creation process, it does not contain a model worthy of deployment for scoring. A logical data model graphically depicts the flow and structure of data in a business environment. New in MicroStrategy 2021. Also practical examples are used in this document in order to illustrate the. Designing the Logical Data Model. In this example, that report attribute is Call Center. auto. PMML is an XML standard that represents data mining models developed and trained by data mining tool. 1. In addition, it will also be helpful for. TYSONS CORNER, VA, October 3, 2023 — MicroStrategy® Incorporated (Nasdaq: MSTR), the largest. ) Formatting Visuals. 1 Follow the steps above to log in to MicroStrategy Web. In the Navigation pane, click Create a New Document next to Documents. ssl_verify ¶ If True (default), verifies the server’s SSL certificates with each request. Click Modify to open the Properties dialog box: Security tab. Architect your schema based on enterprise business needs to. In the pane on the left, navigate to the attribute with the date data type on which you want to qualify. 10. Begin or complete a degree; fully online. When creating the attributes for your project, rename each attribute to match the names in the logical data model. Initially, it was Google Big Table, afterward; it was renamed as HBase and is primarily written in Java. The figure shown below shows the modeling window for MySQLWorkbench. This report calculates the metrics Revenue, Cost, and Profit by the attributes of Region. You can then build predictive analytics reports on top of it and. Ans: The end products of OLAP service that delivers are: Microstrategy Desktop. This MicroStrategy tutorial is designed for readers who want to learn the fundamentals of Microstrategy such as how to read, create, write, and modify BI Reports and dashboards using MicroStrategy reporting tools. Here's a Microstrategy tutorial that covers basic reports, Desktop, Web, and Microstrategy Office. EN. When creating the attributes for your project, rename each attribute to match the names in the logical data model. Click 'Add External Data' and then 'File From Disk'. The concept of Dimensional Modelling was developed by Ralph Kimball and consists of “fact” and “dimension” tables. Power Query: It can be used to search, access, and transform public and/ or internal data sources. 6. Duplicate 'MicroStrategy Tutorial' project from 'C009 BI Apps Tuto project' source. MicroStrategy is an enterprise business intelligence ( BI) application software vendor. To maintain a competitive advantage, it is critical to have insight into future events and outcomes that challenge key assumptions. MicroStrategy is one of the leading business intelligence software that allows users to get some deep insights into the data trend by offering a plethora of analytical capabilities. Properly designed database are easy to maintain, improves data consistency and are cost effective in terms of disk storage space. What is the MicroStrategy Tutorial? 235 B MICROSTRATEGY TUTORIAL Introduction This appendix provides information on the MicroStrategy Tutorial,… Log in Upload FileAttributes Finally, create all 30 attributes as diagrammed in the MicroStrategy Tutorial logical data model in Appendix A. The relationship was altered in the above example to illustrate the issue. MicroStrategy applications are then defined entirely in. Data Warehouse is a collection of software tool that help analyze large volumes of disparate data. The Category attribute of the MicroStrategy Tutorial project shown below is used as an example of how you can modify and view attributes using Architect. Standard = 1 (default) or LDAP = 16. Gather information about your data source. MicroStrategy. Visualizations (Grid, Bar chart, Line chart, Bubble chart, Heat map, Map, Quill editor, etc. After user upgraded the project to MicroStrategy 10. Login to MicroStrategy Web, go to Add External Data -> Databases -> Pick Tables and pick the following tables and columns; Click Finish to Import as an In-memory Dataset and save as MTDI01Chapter 1: Defining and analyzing data requirements: Data modeling Chapter 2: Developing and maintaining schema objects Chapter 3: Optimizing the schema. Connect to MicroStrategy Web (this example) or MicroStrategy Desktop. MicroStrategy describes its core reporting. Data Mining Services in Microstrategy - Data Mining Services in Microstrategy courses with reference manuals and examples pdf. For example, a simple logical. MicroStrategy - Intelligent Cubes - Online Training Video by MicroRooster. Specifying Warehouse Connection Information. MicroStrategy Tutorial : Login user:. Within each hierarchy, the directLogical data model represents the flow of data in an organization. MicroStrategy's software allows reporting and analysis of data stored in a relational database, multidimensional database, or flat data file. You will understand various business intelligence applications of MicroStrategy, advanced data analytics, report creation and formatting, connecting MicroStrategy to relational databases and data warehouses. You use the authorization token returned during login as the value for X-MSTR-AuthToken. Apply functions act as containers that hand off data from MicroStrategy to your RDBMS. In microstrategy architect , we define logical data model within the tool. This metric definition is shown below:Custom expressions are written so that data can be tested against them, and whatever data qualifies as true when it is inserted into the custom expression is returned in the data result set. 4. BIArchitectureandtheMicroStrategyPlatform 1 Businessintelligencearchitecture 2 TheMicroStrategyplatform 8 Theprojectdesignprocess 18 2. Undo and redo the wrangling operations that are done on a dataset. Business Analysis is the key figure in understanding business requirements and their implementation. MicroStrategy Internal Reference Number for this technical note is KB483727 and. This appendix provides information on the MicroStrategy Tutorial, including the data model and physical warehouse schema. Some Data Modeling tools support this concept, where you can decide if. Select the Tutorial Data database instance. Click 'Prepare Data' if further processing is required or click 'Finish' if it is not required. After analyzing the dataset with a third-party data mining application, a predictive model is developed and the PMML representation of that model is imported into MicroStrategy. The MicroStrategy Tutorial, MicroStrategy’s. 25. 2. Right click on the metric in Editor tab and select Edit Threshold. Every attribute must have an ID form (identity. To build a report using the Report Wizard: To start the Report Wizard. Use the predictive metric in reports to produce forecasts. If prompted for file conflicts, select 'Replace'NOTE: “Microstrategy Tutorial” will be replaced with the project specified to have the PASTATISTCS altered for. 2987. )We will use the data contained within the MicroStrategy Tutorial project that is provided out-of-the-box. EN. Select the object to rename from the Object drop-down list. Choose your MicroStrategy version: 2021. In contrast, the logical data model is a logical arrangement of data from the perspective of the general user or business analyst. The three parts into which this comprehensive Microstrategy Interview Questions blog is divided are as follows: 1. If the call is successful, the resulting HTTP response returns an HTTP. English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian Lithuanian česk. SQL Server. Some of the main features offered by MicroStrategy are Advanced. The dimension tables are normalized which splits data into additional tables. Get Started MicroStrategy Workstation Become a More Intelligent Enterprise MicroStrategy Tutorial data model. As an example consider the the MicroStrategy Tutorial warehouse and metadata, the lowest level for the INVENTORY_ORDERS fact table is Item, Quarter and Region. MicroStrategy is an enterprise BI application software. You can support data internationalization in your database by using separate tables and columns to store your translated data. 3) Erwin Data Modeler. To Create a Query Builder Report. The MicroStrategy 8 - Advanced Reporting Guide provides comprehensive information on advanced topics in the MicroStrategy query and reporting products. The main difference between report filters and view filters is how they are evaluated by the system. We're sorry. The New Grid dialog box opens. Click the MicroStrategy icon, and select Create Document. Attributes Finally, create all 30 attributes as diagrammed in the MicroStrategy Tutorial logical data model in Appendix A. 7807 views | November 17, 2020. Controlling Access to the Database: Connection Mappings. You use the authorization token returned during login as the value for X-MSTR-AuthToken. Functions in MicroStrategy are powerful tools used in expressions to define MicroStrategy objects and initiate complex user-selected calculations. iv. Click ' Choose files' and select your Excel file or drag and drop the Excel file into the window. Intermediate. Learn how to import and export all the dataframes. If you are working with your own data, rather than Tutorial data, the current date calculation works if the project contains data for the current date. Metrics are similar to formulas in spreadsheet software. Erwin is a data modeling tool that is used to create logical, physical, and conceptual data models. A day earlier, during the opening keynote address of the conference, MicroStrategy, a long-established BI vendor based in Tysons Corner, Va. The theme of the MicroStrategy Tutorial project is activity in a retail store over a three-year time period. A report filter sifts the data in your data source to bring back the information that answers exactly what you require. Overview of Data warehousing. A Data Lake is a storage repository that can store large amount of structured, semi-structured, and unstructured data. MicroStrategy 10 is an optimized easy-to-use analytics platform that consolidates analytics, mobility, and security in a single integrated platform and delivers dashboards and compelling visualizations to enable data driven decision making to organizations and end-users through the AWS market place. It is also known as Star Join Schema and is optimized for querying. We use MicroStrategy Tutorial objects in the following steps. project_id ¶ Id of the connected MicroStrategy Project. HyperIntelligence® Smarter, Faster Decisions HyperIntelligence® embeds analytics, suggestions, and actions directly into the applications delivering insights in seconds and zero clicks. This chapter describes one of the major components of data modeling: the logical data model. Reporting remains consistently accurate in OLAP servers as the speed of data sharing does not impede the process. Every attribute must have at least one form, and most have at least two: •. 11. 2) Explain various types of data models. URL of the MicroStrategy REST API server. The Data Mining Services can be used by business users, report designers and analysts to view and build predictive reports and distribute these reports to users on any device. Professional Summary. The ACL you define here is applied as the default ACL for the project and all of the objects within the project, excluding the objects mentioned in the following option. Look for "Tutorial Data" and "Operational Datamart". For example, in the MicroStrategy Tutorial, the ID form of the attribute Day contains two expressions. Create the respective DSN's in the Intelligence Server machines. 6 plus years in Data warehousing, Business Intelligence systems, OLAP environments and tools. 3. This version of the product is no longer supported in accordance with MicroStrategy's support lifecycle. The MicroStrategy Project Design Guide provides comprehensive information on planning, creating, and modifying a project in MicroStrategy and covers a wide range of project-related topics, including the following: BI Architecture and the MicroStrategy Platform, provides an introduction to business intelligence architecture and some of the main. The MicroStrategy ONE platform provides access to AI-powered workflows, unlimited data sources, cloud-native technologies, and unparalleled performance to speed up time from data to action. MicroStrategy Incorporated is an American company that provides business intelligence (BI), mobile software, and cloud-based services. Right-click the attribute and select Add to Filter. For this, it uses a relational OLAP architecture. The Star Schema data model is the simplest type of Data Warehouse schema. This ensures that the report can be executed in a reasonable amount of time, while also providing enough data to provide relevant market basket analysis of the order information. MicroStrategy Quick Guide - As a Business Intelligence tool with wide range concerning capabilities, MicroStrategy has powerful features that helps to detect answers and understandings in trade data analysis. Diagnostic Analytics. 1. To produce the list of names, within MicroStrategy Tutorial, create a custom expression qualification filter using the steps in Custom Expression. Well-coordinated with the ETL team and data modeling team to build reporting database according to our requirements. Combined Reports − These reports can show the combination of both the Grid. This appendix provides information on the MicroStrategy Tutorial, including the data model and physical warehouse schema. MicroStrategy Tutorial. Exploring the MicroStrategy Tutorial schema. This article explains how to model recursive hierarchies in MicroStrategy. English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian Lithuanian česk. Create a metric that sums the fact Units Sold. login_mode ¶ Authentication mode. It will give a clue on how the information within an organization are related. This is where the main fact/driving table has a transaction key column which is mapped as a child of all the different real attributes for the different hierarchies present on the driving table. For more information about the Tutorial, refer to the Basic Reporting Help. This will launch the "Select Data Source" window. URL of the MicroStrategy REST API server. The logical data model provides a picture of all the pieces of information necessary to understand your data and how it relates to your business. 1. Grid Reports − These reports display only textual information in the form of grids showing rows and columns of data. It wraps MicroStrategy REST APIs into simple workflows, allowing users to connect to their MicroStrategy environment, fetch data from cubes and reports, create new datasets, and add new data to existing datasets. In the Form expression pane, place the cursor to the right of [CUST_LAST_NAME] and type + ", " +. MicroStrategy is an enterprise BI application software. 1) • Support extended through June 30, 2019. A fundamental concept of a data warehouse is the distinction between data and information. Once the layer is created, you can. From the list of document templates, click Blank Document. TheLogicalDataModel 19A Datawarehouse is Time-variant as the data in a DW has high shelf life. project_name ¶ Name of the connected MicroStrategy Project. Dimensional Modeling. To view the MicroStrategy Tutorial data model using Architect. Compared to other Business Intelligence tools, MicroStrategy is capable of providing a complete enterprise-level reporting solution that is flexible, scalable, robust, and user-friendly. Overview. MicroStrategy Enterprise Manager를 사용하려면 MicroStrategy Command Manager가 설치에 포함되어야 합니다. • Warehouse and Metadata is in MS Access. In the sample that was provided, you get the data for an instance of the cube “Advanced sort” in the “MicroStrategy Tutorial” project. However, note that instead of pointing to the schema object, each OLAP cube report points directly to one cube in MicroStrategy, which is a logical placeholder for a physical cube that exists in. This MicroStrategy tutorial is designed for readers who want to learn the fundamentals of Microstrategy such as how to read, create, write, and modify BI Reports and dashboards using MicroStrategy reporting tools. Answer: a) It enables organizations to make informed business decisions. 4. MicroStrategy Education Overview. It incorporates data transformation and descriptive statistics. Analysts must organize data to align with a model so computers can create forecasts and outputs for hypothesis tests. Users can also utilize historical. MicroStrategy Tutorial. Explanation: MicroStrategy is a powerful data analytics and business intelligence tool that helps organizations to analyze large amounts of data and make informed business decisions. In MicroStrategy Developer, open the Basic Report from the MicroStrategy Tutorial. On the Freeform Sources tab, select Create Query Builder report. MicroStrategy is a business intelligence ( BI ), enterprise reporting, and OLAP (on-line analytical processing) software vendor. You’ll learn the basics of structured data modeling, gain practical SQL coding experience, and. Overview of Data warehousing. Prepare, install, and configure. 215 Embedding Analytics with MicroStrategy REST API 2022. Use the data warehouse physical schema in Appendix B for assistance. 0/12 videos | 1H 9M 37S total runtime. Apache HBase is needed for real-time Big Data applications. This is different from the physical data model or warehouse schema, which arranges data for efficient database use. c) It helps with software development. It collects and consolidates analytics data from various sources, such as databases and cloud services, which helps organizations gain valuable insights to make efficient business decisions. A document or dashboard can contain data from one or more MicroStrategy reports. Click here to view help for the latest version of this product or search MicroStrategy Community. The purpose of dimensional modeling is to optimize the database for faster retrieval of data. 0 workflow with Okta can be seen here. Run a training report to create the regression model. To Create an Attribute Qualification Using a Dynamic Date Create the Today FilterMicroStrategyTo build an Intelligent Cube. Founded in 1989 by Michael J. To view the MicroStrategy Tutorial data model using Architect 1 If you are not already using the MicroStrategy Tutorial, log in to the project source containing the MicroStrategy Tutorial and expand the MicroStrategy Tutorial project. DATA SCIENTIST RESOURCES & TUTORIALS. MicroStrategy’s OLAP functions allow business users to understand and predict business events without being trained on analytic techniques. EN. 710 Introduction to Data Science. iii. The count function parameters used in the metric should be changed to Distinct Count and a suitable FactID should be selected in order to use the correct fact to calculate the customers. Data modeling is often the most important step in database design, as it sets up a foundation for the analytics infrastructure. The data model has two layers: The default view that you first see in the Data Source page canvas is the logical layer of the data source. In MicroStrategy Developer, choose File > New > Report. MicroStrategy Tutorial. When opening the “Mobile Analytics” Dossier and republishing the “Dimensions Cube”, users will see that data is now populated in. Modeling is creating information that describes another set of data. Even though a large number of attributes were included, the resulting model includes only those attributes that were established as strong predictors-gender, age. 63K KB34000: "QueryEngine encountered error: Execute Query Failed. EN. MicroStrategy is a Business Intelligence(BI) and On-line Analytical Processing (OLAP) software which allows reporting and analysis of data from a variety of sources, including data warehouses, Excel files,. From creating basic objects to building complex reports and analyzing data, you have the ability to create custom. One is known as a transaction data model setup. What you'll learn. Click Run newly saved report to execute the report and display the results, showing sample data from the sample data warehouse. A database instance is a MicroStrategy object, created in MicroStrategy Developer by an administrator, that represents a connection to a data source. This guide assumes and continues to build on a basic understanding of information provided in the Basic Reporting Guide. For Cloud 3. Alternatively, type the name of the attribute in the Find field. Since it enforces MicroStrategy’s user and object security model, you don’t need to worry about setting up separate. Clean and Transform data. The main objective of building a data lake is to offer an unrefined view of data to data scientists. g, the fact table used before was at Year level, now become at the Day level. It supports interactive dashboard, highly detailed reports, ad-hoc query, automated report dispute, and Microsoft Office integration. It provides a way of organizing facts so that they can be analyzed from different business perspectives. Microstrategy Dossier creation. Administrator. For customers on MicroStrategy 10. As a result, the user has to choose the candidate schema which meets the system requirements. As a result, full MicroStrategy security will be auto-enforced so users will continue to be restricted to the the reports and data that you permit them to see, even within these Office applications. In MicroStrategy 7i, new methods were introduced to evaluate the calculation level of metrics which prevent the incorrect result demonstrated in this document. The MicroStrategy OLAP Services product lets MicroStrategy Desktop, Web, and Office users slice and dice data in reports without having to re-execute SQL against the data source. This Specialization covers data architecture skills that are increasingly critical across a broad range of technology fields. MicroStrategy’s semantic graph is built on data abstraction, which decreases your enterprise’s data complexity with a consolidated. Documents and dashboards allow you to display your business data in a user. PMML is an XML standard that represents data mining models developed and trained by data mining tool. . Microstrategy web. Jobs and TasksMicroStrategy Desktop - The MicroStrategy Desktop environment is very intuitive. Grid Reports − These reports display only textual information in the form of grids showing rows and columns of data. In MicroStrategy 2019 and earlier, a visualization with data from an In-Memory Intelligent Cube returns incorrect data for an Aggregate From Base metric made using the Case() function when there is a Derived Attribute on the template, and the dossier contains an unused dataset. 227-7013 et. In this MicroStrategy tutorial you will learn MicroStrategy from the basics to help you get a job in the MicroStrategy domain. Star Schema in data warehouse, in which the center of the star can have one fact table and a number of associated dimension tables. The retail store sells electronics, books, movies, and music. MySQL workbench has a built in model validating utility that reports any issues that might be found to the data modeler. The SSAS full form is SQL Server Analysis. MicroStrategy has a wide range of native analytical capabilities, with the option to easily incorporate third-party data mining and modeling tools. It also allows for different modeling notations and can be extended by using LUA a scripting language. Predictive analytics, also known as predictive analysis or predictive modeling, is the use of statistical techniques to create models that can predict future or unknown events. This knowledge base article explains how to create an attribute form as a hyperlink or uniform resource locator (URL) in MicroStrategy Developer 9. Number of Views 9. For example, a simple logical data model for a retail company can organize all necessary facts by store. ACTION: Open the 32-bit ODBC Administrator by launching "odbcad32. MicroStrategy is a Business Intelligence software, which offers a wide range of data analytics capabilities. Its flagship platform contains multiple features designed to help enterprises make data -driven decisions and optimize business processes. The following diagram describes the process of creating. As a suite of applications, it offers data discovery, advanced analytics, data. In the Metrics folder, open the Sales Metrics folder. The video also covers MicroStrategy web and MicroStrategy web dashboards in detail. Process Advisors. Calculating business data: Metrics. xIn 2022, architects have everything they need to build and manage the data model in just minutes through Workstation. In MicroStrategy Web, log in to the Tutorial project. The Tutorial is a sample data warehouse and demonstration project you can use to learn about the various features of the MicroStrategy platform. Questions you should ask about your project include: •. Familiarize yourself with data science tools, such as Jupyter Notebook and mstrio-py. 3. Basic. A column alias specifies both the name of the column to be used in temporary tables and the data type to be used for the fact. With the modeling tool, architects can map the physical database schema, model data based on business requirements and terminology, and build complex hierarchies to organize data and better. It does not represent the physical data structure in the company. 3. Number of Views2. Advanced topics include the following: Introduction to Advanced Reporting, reviews the tasks and objects to create a basic report and previews advanced reporting concepts. Founded in 1989 by Michael J. Data Modeling Homepage MicroStrategy’s semantic graph capabilities help you keep a structured data model and maintain a single version of the truth across your enterprise in all reporting. This course covers advance topics like Data Marts, Data Lakes, Schemas amongst others. It gives you the leverage of generating real-time reports and monitoring data. • It can associate with surviving enterprise apps and systems. 500% salary hike received by a working professional post completion of the course*. Taking advantage of the online resources, tutorials, and support services. Creating Attributes and Metrics. To build a report using the Report Wizard: To start the Report Wizard. Learn how to build powerful and insightful Dossiers in MicroStrategy with the tutorials below. Download the MicroStrategy Tutorial Project files from the MicroStrategy Download site under the section MicroStrategy 10. A data model can be simple, such as a single table. English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian Lithuanian česk. - modify the data a little bit. This framework has been developed by a group of developers from Google. g. Thus, for a given table name, columns and data types should match across all database instances hosting the table. This endpoint allows the caller to get the list of projects with the MicroStrategy REST Server. It supports an interactive dashboard, highly detailed reports, ad-hoc queries, automated report disputes, and Microsoft Office integration. There are various applications of MicroStrategy. MicroStrategy Project Design Guide. From the Data menu, select Thresholds. Non-administrative users can only view and use the objects from the public folder, but they cannot delete or create new objects under the public folder. Power View: This component allows you to visualize, analyze, and display data. The default Microstrategy Tutorial (Direct) project is simply pointing to the 3 local MS Access databases for the data and metadata. Data model table design level: Controls the design level of the imported tables. Design schema objects like facts, attributes, and hierarchies using architect design tool. From automation to translation to data enrichment, MicroStrategy offers the best in BI. I'm coming from a microsoft shop into a microstrategy shop and I'm looking for free tutorials/training similar to what I am able to find for…© 2004 MicroStrategy, Inc. The MicroStrategy metadata maintains a single list of available columns per table name. The MicroStrategy Tutorial is an interactive product demonstration designed to showcase the rich functionality of MicroStrategy ONE. Unlock the ultimate power play of data creativity and data horsepower to develop applications that transform. This model has been designated by its producer as a Non-Scoring Model. Due to the limitation of some WH, e. 17K KB7453: When creating a new report in the Design Mode, the ’Schema Objects’ folder does not appear in. Adding Filters (Page level and Global) Adding Links, text and images. In MicroStrategy, there are two different types of hierarchies: System hierarchies are automatically generated when a project is created and are maintained by the. 01:06. Data models show: • Data elements grouped into records • Relationships and associations surrounding those records For information about data. Source systems refer to any system or file that captures or holds data of interest. Number of Views1. Data mining examples included in the MicroStrategy Tutorial project, in Public ObjectsReportsMicroStrategy Platform CapabilitiesMicroStrategy Data Mining Services In addition, this section describes the process of how to create and use predictive models with MicroStrategy and provides a business case for illustration. Modeling is creating information that describes another set of data. Gather information about your user audience. Explore the folders and double-click any report or dashboard to run it and see the sample data results. Please follow this product guide to MicroStrategy is a vendor of Business Intelligence application software. Adding Filters (Page level and Global) Adding Links, text and images. Power Pivot: It is used for data modeling for in-memory analytics. This cube has two attributes and two metrics. Selecting a database instance check box makes that database instance available in the project for standard MicroStrategy reporting, data marts, Query Builder, and Freeform SQL. 213 SDK for Customizing Analytical Applications 2022. • It is the most useful tool for resolving big data related issues.