recset
TLDR
Update field value
$ recset -f [Field] -v "[new_value]" -e "[condition]" [file.rec]
Set field in all records$ recset -f [Status] -v "[active]" [file.rec]
Update specific type$ recset -t [Type] -f [Field] -v "[value]" -e "[condition]" [file.rec]
Add field if missing$ recset -a -f [NewField] -v "[value]" [file.rec]
SYNOPSIS
recset [options] [file]
DESCRIPTION
recset modifies field values in GNU recutils files. It can update existing fields or add new ones based on selection criteria.
Part of GNU recutils.
PARAMETERS
-t, --type type
Record type.-f, --field name
Field to set.-v, --value value
New value.-e, --expression expr
Selection expression.-a, --add
Add field if missing.-n, --num n
Update first n matches.
EXAMPLES
$ # Update matching records
recset -f Status -v "completed" -e "Status = 'pending'" tasks.rec
# Update all records
recset -f Updated -v "$(date)" data.rec
# Update specific type
recset -t Contact -f Phone -v "555-0000" -e "Name = 'John'" contacts.rec
# Add field if not exists
recset -a -f Category -v "General" -e "!Category" items.rec
# Update first match
recset -n 1 -f Priority -v "high" -e "Status = 'new'" tasks.rec
recset -f Status -v "completed" -e "Status = 'pending'" tasks.rec
# Update all records
recset -f Updated -v "$(date)" data.rec
# Update specific type
recset -t Contact -f Phone -v "555-0000" -e "Name = 'John'" contacts.rec
# Add field if not exists
recset -a -f Category -v "General" -e "!Category" items.rec
# Update first match
recset -n 1 -f Priority -v "high" -e "Status = 'new'" tasks.rec
CAVEATS
Modifies file in place. Use selection expressions carefully. Part of GNU recutils.
HISTORY
recset is part of GNU recutils by Jose E. Marchesi for managing text databases.
