MySQL AI User Guide
        The rpd_column_id table provides information
        about columns of tables that are loaded in the MySQL AI Engine.
      
        The rpd_column_id table has these columns:
      
            ID
          
A unique identifier for the column.
            TABLE_ID
          
The ID of the table to which the column belongs.
            COLUMN_NAME
          
The column name.
        The rpd_column_id table is read-only.