A natural join is a join operation that matches values from columns that have the same name on each of the tables participating in the join For example. if we
code a natural join using the
Regions tables in the HR schema, the join column would be
In general, the natural join will perform the join on all columns that have identical names.
To learn how to use natural joins, follow these steps:
region_idas the join column because the column appears in both tables with the same name.