Creating New Data Dictionary

You can create a new data dictionary with the help of existing datasets. It allows you to reuse the datasets and add new features to them while creating a new dataset.
To create the new data dictionary, follow the steps given below.

On the home page, click Create icon (). The Product Selection page is displayed.
Hover over the Data Dictionary tile and click Create Data Dictionary.

The Data Dictionary page is displayed.

The table given below describes the fields and icons present on the data dictionary page.

Ref. No.	Description	Remark
1	CONNECTIONS pane displays the list of all the datasets in the Rubiscape application.	You can select any dataset to create a data dictionary.
2	Data dictionary canvas allows you to create your new data dictionary and modify it.	You can drag-drop the datasets to the canvas to create the data dictionary.
3	The PREVIEW pop-up opens the PREVIEW pane. It allows you to: View all the features present in the selected dataset. Perform various operations on the dataset features. It is just sample data; not all the data is shown in the PREVIEW pane.	The PREVIEW pane is hidden from the view. To open it, you have to click the PREVIEW pop-up.
4	Columns function is a function in the business layer. It allows you to add a calculated field to the selected dataset.	Business layer means the output that will be visible in the application. For example, if rename column, the renamed column will be in business layer. Business layer is the layer that is visible to end user. To add the calculated field to the dataset, refer to Adding Calculated Column to Dataset.
5	The Dimensions field displays all the dimensions of the selected dataset the way they appear in the business layer.	To select the variables in Dimensions, select the checkboxes associated with them.
6	The Measures field displays all the measures of the selected dataset the way they appear in the business layer.	To select the variables in Measures, select the checkboxes associated with them.
7	The Hierarchy function allows you to create the hierarchy of the dataset features in the selected dataset.	To create a hierarchy, refer to Creating Hierarchy.
8	The Save button allows you to: Save the newly created data dictionary Save the changes you made to the existing data dictionary.	—
9	The Save As button allows you to make a copy of the existing data dictionary with a different name.	—
10	The Search option allows you to search the features and variables from Columns and Hierarchy.	—

To establish a connection between the datasets,

Drag and drop the datasets you want to join to the canvas.
Hover over the dataset that you want to join with another dataset.
The connection nodes are displayed.
Join the node of one dataset to another.

To open the Add Join modal,
Click the joining line to add the data joiner.
The Add Join page is displayed.
The data joiner is displayed in the data dictionary canvas.

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Notes:
There are two join conditions on Add Join page
Simple join
Complex Join
For more information about join conditions and how to use them, refer to Data Joiner.
Now,
Select the join type, join condition and the variables to join.
Click Apply.
Click the Save icon () on the top right corner of the Data Dictionary page.
Data Dictionary Save page is displayed.
Enter Name and Description for the new data dictionary.
Click Save.

The data dictionary is saved, and a confirmation message is displayed.

Notes:

The data dictionary does not have a separate Create Data Dictionary page. To create a new data dictionary, you need to Save it.
The data dictionary is displayed on the Home page under Datasets like all other datasets. Thus, they become a part of the Connect family.