From your usage history, identifies the most relevant patterns to you based on column similarity, frequency of use, and recency of use. These patterns are available for review in the Pattern History panel.
When adding a pattern to a step in the Transform Builder, you can browse your recent pattern history to select a pattern that you have already specified. This panel is useful if you use consistently any of the following with frequency in your recipes:
To open the Pattern History panel:
Pattern History Panel
Type in the search box for real-time matching from the list.
To use a pattern or string literal, select it, and click Use.