Edit the dataset schema

The dataset schema defines the organization and characteristics of data within the data set.
  1. From the Data Source view, select Edit Schema.
  2. Select the columns to include in the dataset.
  3. Change any data types. Each column can contain numeric, text, or date/time data.
  4. Rename columns if necessary.
  5. Select OK to save your changes.
Note

The sample values represent the most frequent data values from the original source data. These values do not update as you clean the data set.