recset man page

recset — manipulate fields in a recfile


recset [OPTION]... [FILE]...


Alter or delete fields in records.


don't use external descriptors.


alter the records even if violating record restrictions.


print a help message and exit.


show version and exit.

Record selection options

-i, --case-insensitive

make strings case-insensitive in selection expressions.

-t, --type=TYPE

operate on records of the specified type only.

-e, --expression=RECORD_EXPR

selection expression.

-q, --quick=STR

select records with fields containing a string.

-n, --number=NUM,...

select specific records by position, with ranges.

-m, --random=NUM

select a given number of random records.

Field selection options

-f, --fields=FIELDS

comma-separated list of field names with optional subscripts.


-s, --set=VALUE

change the value of the selected fields.

-a, --add=VALUE

add the selected fields with the given value.

-S, --set-add=VALUE

change the value of the selected fields.  If they don't exist then add a new field with that value.

-r, --rename=NAME

rename the selected fields to a given name.  If an entire record set is selected then the field is renamed in the record descriptor as well.

-d, --delete

delete the selected fields.

-c, --comment

comment out the selected fields.


Written by Jose E. Marchesi.

Reporting Bugs

Report bugs to:
GNU recutils home page: <>
General help using GNU software: <>

See Also

The full documentation for recset is maintained as a Texinfo manual.  If the info and recset programs are properly installed at your site, the command

info recutils

should give you access to the complete manual.


March 2014 recset 1.6.90 User Commands