The Corr_Map output table is input to the Corr_Reduce function, whose output table is described in the following table.
| Column Name | Data Type | Description |
|---|---|---|
| group_column | VARCHAR or INTEGER | Column by which to group the correlation calculations. |
| corr | VARCHAR | Contains column pairs, in the format 'col_name1:col_name2', where col_name1 and col_name2 are input column names. |
| value | DOUBLE PRECISION | Contains correlation values for column pairs. |