mirror of https://github.com/CrimsonTome/tldr.git
30 lines
940 B
Markdown
30 lines
940 B
Markdown
|
# ffe
|
||
|
|
|
||
|
|
> Extract fields from a flat database file and write to another format.
|
||
|
|
> A configuration file is required to interpret the input and format the output.
|
||
|
|
> More information: <http://ff-extractor.sourceforge.net/ffe.html>.
|
||
|
|
|
||
|
|
- Display all input data using the specified data configuration:
|
||
|
|
|
||
|
|
`ffe --configuration={{path/to/config.ffe}} {{path/to/input}}`
|
||
|
|
|
||
|
|
- Convert an input file to an output file in a new format:
|
||
|
|
|
||
|
|
`ffe --output={{path/to/output}} -c {{path/to/config.ffe}} {{path/to/input}}`
|
||
|
|
|
||
|
|
- Select input structure and print format from definitions in `~/.fferc` config file:
|
||
|
|
|
||
|
|
`ffe --structure={{structure}} --print={{format}} {{path/to/input}}`
|
||
|
|
|
||
|
|
- Write only the selected fields:
|
||
|
|
|
||
|
|
`ffe --field-list="{{FirstName,LastName,Age}}" -c {{path/to/config.ffe}} {{path/to/input}}`
|
||
|
|
|
||
|
|
- Write only the records that match an expression:
|
||
|
|
|
||
|
|
`ffe -e "{{LastName=Smith}}" -c {{path/to/config.ffe}} {{path/to/input}}`
|
||
|
|
|
||
|
|
- Display help:
|
||
|
|
|
||
|
|
`ffe --help`
|