What is Tableau?


What is Tableau?

Tableau is a powerful and quickest developing data visualization tool utilized in the Business Intelligence Industry. It helps in improving crude data into the effectively reasonable arrangement.

Data investigation is quick with Tableau and the visualizations made are as dashboards and worksheets. The data that is made utilizing Tableau can be comprehended by proficient at any level in an association. It even permits a non-specialized client to make a modified dashboard.

The best component Tableau are

  • Data Blending
  • Real time analysis
  • Collaboration of data

The incredible thing about Tableau software is that it doesn’t require any specialized or any sort of programming aptitudes to work. The tool has earned enthusiasm among the individuals from all areas, for example, business, analysts, various ventures, and so forth.

In this instructional exercise, you will learn-

Tableau Product Suite

The Tableau Product Suite consists of

  • Tableau Desktop
  • Tableau Public
  • Tableau Online
  • Tableau Server
  • Tableau Reader


For clear understanding, data analytics in tableau can be classified into two section

Developer Tools: The Tableau tools that are used for development such as the creation of dashboards, charts, report generation, visualization fall into this category. The Tableau products, under this category, are the Tableau Desktop and the Tableau Public.
Sharing Tools: As the name suggests, the purpose of the tool is sharing the visualizations, reports, dashboards that were created using the developer tools. Products that fall into this category are Tableau Online, Server, and Reader.
Let’s study all the products one by one.

Tableau Desktop

Tableau Desktop has a rich list of capabilities and permits you to code and alter reports. Directly from making the diagrams, answers, to mixing them all together to frame a dashboard, all the vital work is made in Tableau Desktop.

For live data examination, Tableau Desktop gives network to Data Warehouse, just as different sorts of records. The exercise manuals and the dashboards made here can be either shared locally or openly.

In view of the availability to the data sources and distributing choice, Tableau Desktop is ordered into

  • Tableau Desktop Personal: The development features are similar to Tableau Desktop. Personal version keeps the workbook private, and the access is limited. The workbooks cannot be published online. Therefore, it should be distributed either Offline or in Tableau Public.
  • Tableau Desktop Professional: It is pretty much similar to Tableau Desktop. The difference is that the work created in the Tableau Desktop can be published online or in Tableau Server. Also, in Professional version, there is full access to all sorts of the datatype. It is best suitable for those who wish to publish their work in Tableau Server.

Tableau Public

It is Tableau version specially build for the cost-effective users. By the word “Public,” it means that the workbooks created cannot be saved locally, in turn, it should be saved to the Tableau’s public cloud which can be viewed and accessed by anyone.

There is no privacy to the files saved to the cloud since anyone can download and access the same. This version is the best for the individuals who want to learn Tableau and for the ones who want to share their data with the general public.

Tableau Server

The software is explicitly used to share the exercise manuals, visualizations that are made in the Tableau Desktop application over the association. To share dashboards in the Tableau Server, you should initially distribute your work in the Tableau Desktop. When the work has been transferred to the worker, it will be available just to the authorized clients.

Nonetheless, It’s a bit much that the authorized clients need to have the Tableau Server introduced on their machine. They simply require the login accreditations with which they can check reports through an internet browser. The security is high in Tableau worker, and it is abundantly appropriate for snappy and compelling sharing of data in an association.

The administrator of the association will consistently have full power over the worker. The equipment and the software are kept up by the association.

Tableau Online

As the name recommends, it is a web based sharing tool of Tableau. Its functionalities are like Tableau Server, yet the data is stored on workers facilitated in the cloud which are kept up by the Tableau gathering.

There is no capacity limit on the data that can be distributed in the Tableau Online. Tableau Online makes an immediate connect to more than 40 data sources that are facilitated in the cloud, for example, the MySQL, Hive, Amazon Aurora, Spark SQL and some more.

To distribute, both Tableau Online and Server require the exercise manuals made by Tableau Desktop. Data that is gushed from the web applications state Google Analytics, Salesforce.com are likewise upheld by Tableau Server and Tableau Online.

Tableau Reader

Tableau Reader is a free tool which allows you to view the workbooks and visualizations created using Tableau Desktop or Tableau Public. The data can be filtered but editing and modifications are restricted. The security level is zero in Tableau Reader as anyone who gets the workbook can view it using Tableau Reader.

If you want to share the dashboards that you have created, the receiver should have Tableau Reader to view the document.

How does Tableau work?

Tableau associates and concentrates the data stored in different spots. It can pull data from any stage possible. A basic database, for example, an exceed expectations, pdf, to a mind boggling database like Oracle, a database in the cloud, for example, Amazon networks administrations, Microsoft Azure SQL database, Google Cloud SQL and different other data sources can be extricated by Tableau.

At the point when Tableau is propelled, prepared data connectors are accessible which permits you to interface with any database. Contingent upon the rendition of Tableau that you have bought the quantity of data connectors bolstered by Tableau will differ.

The pulled data can be either associated live or extricated to the Tableau’s data motor, Tableau Desktop. This is the place the Data investigator, data engineer work with the data that was pulled up and create visualizations. The made dashboards are imparted to the clients as a static record. The clients who get the dashboards views the document utilizing Tableau Reader.

The data from the Tableau Desktop can be distributed to the Tableau worker. This is an undertaking stage where joint effort, conveyance, administration, security model, robotization highlights are bolstered. With the Tableau worker, the end clients have a superior involvement with getting to the documents from all areas be it a work area, portable or email.

Excel Vs. Tableau

Both Excel and Tableau are data analysis tools, but each tool has its unique approach to data exploration. However, the analysis in Tableau is more potent than excel.

Excel works with rows and columns in spreadsheets whereas Tableau enables in exploring excel data using its drag and drop feature. Tableau formats the data in Graphs, pictures that are easily understandable.

PurposeSpreadsheet application used for manipulating the data.Perfect visualization tool used for analysis.
UsageMost suitable for statistical analysis of structured data.Most suitable for quick and easy representation of big data which helps in resolving the big data issues.
PerformanceModerate speed with no option to quicken.Moderate speed with options to optimize and enhance the progress of an operation.
SecurityThe inbuilt security feature is weak when compared to Tableau. The security update needs to be installed on a regular basis.Extensive options to secure data without scripting. Security features like row level security and permission are inbuilt.
User InterfaceTo utilize excel to full potential, macro and visual basic scripting knowledge is requiredThe tool can be used without any coding knowledge.
Business needBest for preparing on-off reports with small dataBest while working with big data.
ProductsBundled with MS Office toolsComes with different versions such as the Tableau server, cloud, and desktop.
IntegrationExcel integrates with around 60 applicationsTableaus integrated with over 250 applications
Real time data explorationWhen you are working in excel, you need have an idea of where your data takes you to get to know the insightsIn Tableaus, you are free to explore data without even knowing the answer that you want. With the in-built features like data blending and drill-down, you will be able to determine the variations and data patterns.
Easy VisualizationsWhen working in excel, we first manipulate the data that is present and then the visualization such as the different charts, graphs are created manually. To make the visualizations easily understandable, you should understand the features of excel well.Whereas in Tableau, the data is


  • Tableau is a powerful and fastest growing data visualization tool used in the Business Intelligence Industry
  • The Tableau Product Suite consists of 1) Tableau Desktop 2) Tableau Public 3) Tableau Online 4) Tableau Server and Tableau Reader
  • Tableau Desktop has a rich feature set and allows you to code and customize reports
  • In Tableau public, workbooks created cannot be saved locally, in turn, it should be saved to the Tableau’s public cloud which can be viewed and accessed by anyone
  • Tableau server is specifically used to share the workbooks, visualizations that are created in the Tableau Desktop application across the organization
  • Tableau online has all the similar functionalities of the Tableau Server, but the data is stored on servers hosted in the cloud which are maintained by the Tableau group.
  • Tableau Reader is a free tool which allows you to view the workbooks and visualizations created using Tableau Desktop or Tableau Public.
  • Tableau connects and extracts the data stored in various places. It can pull data from any platform imaginable.
  • The spreadsheet application used for manipulating the data while Tableau is a perfect visualization tool used for analysis