reduce

Using key from rows, reduce matched records into a single entry

Parameters

name	Type	Description
field	string (field path)	Field used to match rows
method	string	Method name
python	string	Python code string
gpython	string	Python code string run using (https://github.com/go-python/gpython)
init	map[string]any	Data to use for first reduce

Example

    - reduce:
        field: dataset_name
        method: merge
        init: { "compounds" : [] }
        gpython: |

          def merge(x,y):
            x["compounds"] = list(set(y["compounds"]+x["compounds"]))
            return x