Key Columns Dialog Box

When you perform random sampling, you can set an option for the operator to always create the same set of random rows for each sample data generation, and then you can specify the primary and secondary keys. Select the columns that the operator should use.

Setting Description
All/None
  • All selects every column displayed in the list.
  • None clears every selected check box.
Filter data Type the name of a column to filter on that value. As you type, the list of columns is filtered.
Related reference