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29 lines
1.1 KiB
Markdown
29 lines
1.1 KiB
Markdown
# ffe
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> Extract fields from a flat database file and write to another format.
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> A configuration file is required to interpret the input and format the output.
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> More information: <https://ff-extractor.sourceforge.net/ffe.html>.
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- Display all input data using the specified data configuration:
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`ffe {{[-c|--configuration]}} {{path/to/config.ffe}} {{path/to/input}}`
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- Convert an input file to an output file in a new format:
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`ffe --output={{path/to/output}} {{[-c|--configuration]}} {{path/to/config.ffe}} {{path/to/input}}`
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- Select input structure and print format from definitions in `~/.fferc` configuration file:
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`ffe {{[-s|--structure]}} {{structure}} {{[-p|--print]}} {{format}} {{path/to/input}}`
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- Write only the selected fields:
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`ffe {{[-f|--field-list]}} "{{FirstName,LastName,Age}}" {{[-c|--configuration]}} {{path/to/config.ffe}} {{path/to/input}}`
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- Write only the records that match an expression:
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`ffe {{[-e|--expression]}} "{{LastName=Smith}}" {{[-c|--configuration]}} {{path/to/config.ffe}} {{path/to/input}}`
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- Display help:
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`ffe {{[-?|--help]}}`
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