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what is tableau

What is Tableau

by GangBoard Admin, March 22, 2019

Have you ever been intrigued by the magnificence of the data science field?  Have you ever wanted to master the art of data visualizing techniques? You might want to learn about Tableau.

Tableau is one of the and Business intelligence and data visualization tools which basically helps us to view and analyze data. Any data analyst or data scientist would work with Tableau to help business people understand data. Let us see about Tableau.

Tableau is a tool that helps you to convert your textual and numerical information to beautiful visualizations through interactive dashboards. It is so popular, fast , interactive, dynamic, simple, user friendly and has huge fan base in public and enterprise world. It has very active knowledge base i.e. documentation for each issue, how to do steps and active community of people who help each other. The support team of Tableau helps you if you reach them.

Why Tableau?

Tableau is a  software that helps to understand the patterns in the data and provide the visual representation of them. This idea itself is fascinating because the human brain is wired in a way to understand visual patterns better than any boring, old statistical data or lengthy presentations. Tableau analysts need to understand the patterns in the data and derive meaningful insights from the data and use statistics to represent data and clarify their findings to the business people who do not have much technical knowledge. This needs a variety of skills such as Data analytics, Statistics, Communication, and Business, etc.

Tableau helps nontechnical people to understand data and make data-driven business decisions to help in their organization ’s growth. Tableau is the leader among the data visualization tools and there is an increasing need for Tableau professionals across the globe. According to Gartner Magic Quadrant 2017, Tableau is the gold leader that rules the whole data visualization market.

People can easily observe visually presented things than written reports. Also every one has their own need for some analysis and analytics. Tableau software helps them on that. It is one of the leading data visualization software in the universe and key element in the data science galaxy for the presentation of output. It is part of analytics world, business intelligence and reporting too. It’s job is simple, to visualize things but it does it well and for the attention it deserved. No hero introduction needed for a hero. LoL.

It is well known for its performance, visually simple and appealing charts. They conduct many conference, user group meetings so often. They add small features often that are truly helpful.

Who can learn Tableau?

A data analyst who worked with Microsoft Excel can easily learn Tableau and boost up his/her career. SQL knowledge is a good-to-have skill, but not a mandatory prerequisite. Tableau is an easy to use tool which does not need any specific technical knowledge to learn, although some passion and good analytical skills can help you grow as a data expert.

Why should I learn Tableau ?

The scope for Tableau is growing. It is used everywhere – Engineering, education, finance, film, healthcare, insurance and you name a sector, it is covered. It is becoming an integral part of life just like Microsoft Excel. It is so easy to learn and the basics are too intuitive. If you were able to master it, you could make awesome visualizations which will get its appreciation itself.

What is the prerequisite to learn Tableau ?

There is no pre requisite really. Anyone can learn Tableau . If you really press me, I will say one requirement – the learner should know to drag and drop , type formula and think a little logical. Knowing SQL, Database, Python and R is a added advantage but it is not mandatory and never was a show stopper for some to learn Tableau. Most Tableau users don’t know SQL or Python or R. All they know is to make their imagination into charts. That’s all is really needed. See you on the other side.

What makes Tableau different from the other visualization tools?

Tableau is a powerful tool that can connect to any type of database. It generates its own queries to work with huge data sets, so we can make patterns in just a few seconds, while the same would take minutes or hours with excel.

Tableau has an intelligent dashboard that provides a quick solution for most commonly asked questions by the users. It provides a better user experience since it is easier to learn and use. It provides better integration functionalities with most third-party solutions. Deployment is also comparatively easier. It’s a flexible and elegant tool. Hence, Tableau is the best choice when it comes to data visualization although it comes with a cost.

Working with Tableau

There are two versions with Tableau:

  1. Personal
  2. Professional version.

Personal version does not allow you to store your data locally, but the professional version allows you to create and store data sets in your own system.

It involves connecting with any data source, whether it is excel or database or cloud application. Then, it involves creating a visualization from the data sets and creates a customized dashboard. These dashboards are very user-friendly and interactive. Finally, the user can tell stories in the form of a picture.

Data views can be changed accordingly. The user can also apply a lot of calculations such as numeric, string, date related, etc. Data can be sorted, filtered according to various parameters. Data can be visualized in various forms such as Pie chart, bar chart, treemap, histograms, geographical maps, bubble graphs and so on and can be saved as workbooks. This is an exquisite tool which gives the best experience among all the visualization tools.

What’ s inside Tableau product suite?

Tableau Desktop

This is the software version that has development features which involve connecting to a data source, creating charts and enhancing data sets.

Tableau Public

Workbooks can be saved in the Tableau public but it is accessible to everyone in the public.

Tableau Online

This can be used to share content online and has been integrated with a lot of cloud data sources.

Tableau Server

This is for licensed users and can be used to store organization-specific data in the server. This has to be purchased and provides data privacy.

Tableau Reader

Though we cannot modify or change the data, we can view or filter the existing workbooks using Tableau reader.

The BI Industry is Indebted to Tableau – Know How?

Today, data is power. For a smoother analytical journey, professionals incline towards the most potential data visualization tool- Tableau. The Business Intelligence industry is indebted to the software launched to ensure a smoother flow of analysis, data preparation, and collaboration. By adopting Tableau, experience a winning business by boosting the data collection and reach your ultimate goals.

Quickly, the fast-growing data visualization tool is capable of transforming the raw data into an easily understandable form and for that, the doer doesn’t need to have any prior technical skills or coding knowledge.

Before we know more about tableau and its contribution to strengthening the BI industry, let’s know about the importance of Data Visualization—

People understand things easily if they can see it clearly in front of them. Tools like Tableau, without creating much hassle showcase the data easily in front of users for which, it becomes easily understandable. Tableau helps to understand data easily with digestible visuals created with finely-designed data graphics.

Things to know about Tableau

Tableau is highly appreciated for quick data analysis and the visualizations are also showcased both as dashboards as well as worksheets. Businesses are taken forward as the Tableau supports creating the dashboards equipped with actionable insights. All the products of Tableau can only be operated in visualized environments after they are configured with a suitable operating system along with the exact hardware. Tableau has made a place of its own for giving the opportunity to explore data even with very limited visual analytics.

Here are some of the features of Tableau

  • Blending of data
  • Data collaboration
  • Real-time analysis
  • Zero technical knowledge required

What are the Advantages of using Tableau?

Outstanding visualizations

Users are indebted to the in-built features of Tableau that helps in creating visualizations showcasing uniqueness. By exploring data at various levels or drilling them down, you, being the user will have the option to switch in between diverse visualizations for creating a greater context. You now have the freedom to work with diverse data without any specific order and develop various ranges of visualizations.

A user-friendly attribute

Perhaps the best feature of Tableau is that the technology doesn’t demand any prior technical expertise from users. This feature has made the software more powerful and easily acceptable to million users across the globe looking forward to enhancing their data visualization works. People belonging at the ground level can easily learn and use the software without any technical background. The visualizations are given an extra shade with the simple drag and drop format of Tableau.

Add on data sets

Adding new data sets in Tableau is not a big deal. Whether it’s an Excel worksheet or a database Tableau can readily add new data sets that sooner get adjusted with Tableau and work accordingly without taking much time. Option to switch in between various visualizations It’s convenient to switch between visualizations for bringing out a bigger context.

Working with diverse data sources

Working with Tableau can make the company powerful as it gives the opportunity to utilize the data from various disparate sources. In today’s data-driven world, collecting data from reliable sources with the help of Tableau is definitely appreciable. Tableau helps you in connecting with diverse data sources such as data banks, files, data warehouses, spreadsheets existing in the cloud or in any other data tank. Tableau seamlessly blends each and every type of data to support companies/entities to get the expected visualizations.

Tableau Product Suit includes

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

The data analytics of Tableau can be described in two ways and they are

Sharing Tool

As the name suggests, this sophisticated tool helps in sharing dashboards, reports, visualizations, etc. that are designed by using the Developer Tool. Tableau Reader, Tableau Online, and Tableau Server are the primary Tableau products.

Developer Tool

These are the tools used for developing designs of dashboards, charts, visualizations, reports etc. Tableau Desktop and Tableau Public are the primary Tableau products.

There are diverse online institutions offering proper training to use the diverse products of Tableau. Aspiring careerists should gather information on the same and reach their career goals.

Certifications in Tableau

There are five different certifications provided by Tableau

Tableau desktop exams are

  • Desktop Specialist
  • Desktop Qualified Associate
  • Desktop Certified Professional

Desktop Specialist is the exam that ensures your basic foundation on the product.
Desktop Qualified Associate exam helps you to understand the comprehensive functionalities of the product.
Desktop Certified Professional ensures that you have an advanced level of understanding of the use and application of the product.

Tableau server exams are

  • Server Qualified Associate
  • Server Certified Professional

Server Qualified Associate exam deals with the server administration

Server Certified Professional exam ensures the thorough understanding of the server architecture.

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