A Tableau Data Source is a communication link, between Tableau and Data. It is more essential for your sum of data, the customization and Connections you make, on top of Data to implement within Tableau.
What Does a Tableau Date Source contain?
Data About, where the Information is located, like file name, and map or certain Network location. The Terms and Conditions, on how you can connect to your Data. Like a Database server Name and Server Sign information.
The Names of Any tables like, that you create on top of your Data. But that is not the section of complete Original Data. Like Groups, Calculations, and Renamed fields.
We have three ways to Combine Data in Tableau.
That is Join, Blend, and Union.
Joining is a method of combining Tables, related by simple and common fields.
Data Blending is a method to combine primary Data sources, with simple and common Fields, from Secondary Data Sources.
It is a method for more appending values, like tables to Rows. You can union tables if they have some columns. The output of combining Data, that is by using a Virtual set of table, that have some common columns. That extends, vertically by adding rows of your Data.
Why we have to use, certified, Suggested Data Tables, and Sources.
For Speeding up the Process, of validating and setting up data, we can use Certified and suggested tables and Sources.
We have Database tables and recommended tables that, used frequently in data sources and certain workbooks, that published in your Tableau Server.
Suggested Data Sources Include, Personal certified ones and other automatic picked, for your usage patterns, on your organization.
Certified Data Sources, are careful, selected by site administrators and Team leaders.
Manage Data Source
Edit Data Sources
At any time, during your analysis, you can edit the Information Source that used in your Workbook.
In the Data Menu, you have to Select data Source, and then select the Edit Data Source option.
On the page of Data Source, you can make the modifications to the Data Source.
Refresh Your Data Sources
If you are connected to a Data Source, that has changed, you can update data immediately. Tableau desktop, with the changes, that is by Selecting a Data Source, in the Data menu and then choose Refresh option.
Replace Data Sources
We can replace only one Data Source, with another Data source. When both data Sources are completely relational data sources. When both Data Sources are cube Data sources.
Save Data Sources
You can save and export, the Data Source, to a set of files. You may need to do this if you add Joined Tables, default properties, or some custom fields. Like groups, binned fields, calculated fields, to the Data pane.
Upgrade Data Sources
Upgrading Data Sources is done, when you upgrade your excel and text file data sources. You can take advantage of the best Data Interpretation, compatibility.
Cloud Data Sources
We can close, a Data source at any time. By this, the data source is not modified, Instead, it disconnects tableau from the data.
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Cube Data Sources, have a certain design that differentiates, them with relational data Sources. When you work with them in Tableau.
Cubes are powerful and they can return Data in a fast mode, every time more than a relational Data Source. Not to mention, the reason for the cube’s speed is that all its designs and Hierarchy.
As we know, Tableau is the best BI Tool and acquired by Salesforce. Tableau offers the best options for connecting, many data sources. Below are the best Data Sources.
Tableau Catalog is availed in Data management, Add on to Tableau Server. When we enable Tableau in your Environment for connecting published data sources. We can connect tables and databases from Tableau Server, which is on the connect pane in tableau desktop.
I think is have, provided the best about Tableau Data Sources, if any updates available on this, I will surely update Data.