Tableau: an Interactive Data Visualization Gear

Tableau is an interactive data visualization gear that permits you to create interactive and apt visualizations in form of dashboards, worksheets to benefit business insights for the higher improvement of your business enterprise. It allows non-technical customers to effortlessly create customized dashboards that offer perception to a wide spectrum of data.

Tableau exposes all of the unique factors of a chart for us that we are able to control the use of our records to give you a display that helps us answer questions.

Before you analyze or visualize your records, you want to connect to your data. Tableau offers more than one options to connect to your data. This is how the whole Tableau Desktop UI looks like. After the dataset is loaded, you can see the measures and dimensions associated with your data set on the data pane. Let me explain you what measures and dimensions are:

Measures are the numeric metrics or measurable quantities of the data, which can be analyzed by dimension table. Measures are stored in a table that contain foreign keys referring uniquely to the associated dimension tables. The table supports data storage at atomic level and thus, allows more number of records to be inserted at one time. For instance, a Sales table can have product key, customer key, promotion key, items sold, referring to a specific event.

Dimensions are the descriptive attribute values for multiple dimensions of each attribute, defining multiple characteristics. A dimension table ,having reference of a product key form the table, can consist of product name, product type, size, color, description, etc.

In order to create visualizations, you need to drag and drop the measures and dimensions onto different shelves. They are named areas to the left and top of the view. You build views by placing fields onto the shelves. Some shelves are available only when you select certain mark types. Take a look at the diagram below to view the different shelves.

Page shelf: The Pages shelf creates a tough and quick of pages, with a exclusive read on each page. Every read is based totally on a member of the world you placed at the Pages shelf. You will delicately flip through the views and compare them on a typical axis, victimization the controls that are delivered to the read while you progress a field to the Pages shelf.

Filter shelf: The Filters shelf permits you to specify that information to incorporate and exclude. You will be able to separate facts the usage of measures, dimensions, or every at the identical time. To boot, you will be able to filter out statistics primarily based all at the fields that compose the columns and rows of the table. That is referred to as an enclosed filter. You will conjointly separate info the usage of fields that do not create a contribution headers or axes to the table. This can be known as an out of doors separate. All filtered fields show at the Filters shelf.

Rows and Columns shelf: The Columns shelf creates the columns of a table, at a similar time because the Rows shelf creates the rows of a table. You will place any vary of fields on those shelves. Once you place a measuring at the Rows or Columns cupboards, headers for the people of that dimension are created.