Copy

Processor that copies columns from the active frame into another working frame, joining on a shared key.

Configuration

Selected as name: copy.

Option	Description	Type	Default
to	Name of the destination frame.	str	required
by	Columns to join on.	column(s)	required
cols	Columns to copy across.	column(s)	required

- name: copy
  kwargs:
    to: truth
    by: event_id
    cols: [ energy ]