csv:merge

Merges columns from a secondary CSV file into a primary CSV file

Options

Name	Type	Description
`input_file`	`string`	Path to the primary CSV file
`input_separator`	`string`	Field separator for the primary input file
`merge_file`	`string`	Path to the secondary CSV file whose columns are merged in
`merge_separator`	`string`	Field separator for the merge file
`output_file`	`string`	Path for the merged output CSV file
`output_separator`	`string`	Field separator for the output file
`header`	`bool`	When true, headers are read from and written to all files
`columns`	`[]string`	Specific columns from the merge file to include; defaults to all columns

Outputs

Name	Type	Description
`output_file`	`string`	Path of the merged output file
`records_merged`	`int`	Number of data rows in the merged output

Example

name: Merge two CSV files
actions:
  - name: merged
    component: csv:merge
    vars:
      input_file: base.csv
      merge_file: extra.csv
      output_file: combined.csv
      header: true

outputs:
  file: "{{ merged.output_file }}"
  merged: "{{ merged.records_merged }}"

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