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Top Forums Shell Programming and Scripting Need help to eliminate the records Post 302782185 by bbc17484 on Monday 18th of March 2013 11:19:15 AM
Old 03-18-2013
Hi,

I tried the above command, But its not working

Code:
awk 'FNR==3' test1.dat > test1.dat

After executing above code, I didnt get any records into the test1.dat file
 

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RECSEL(1)							   User Commands							 RECSEL(1)

NAME
recsel - print records from a recfile SYNOPSIS
recsel [OPTION]... [-t TYPE] [-n INDEXES | -e RECORD_EXPR | -q EXPR | -m NUM] [-c | (-p|-P) FIELD_EXPR] [FILE]... DESCRIPTION
Select and print rec data. -d, --include-descriptors print record descriptors along with the matched records. -C, --collapse do not section the result in records with newlines. -S, --sort=FIELD sort the output by the specified field. -U, --uniq remove duplicated fields in the output records. -s, --password=STR decrypt confidential fields with the given password. --help print a help message and exit. --version 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=EXPR selection expression. -q, --quick=STR select records with fields containing a string. -n, --number=NUM,... select specific records by position, with ranges. -R, --random=NUM select a given number of random records. Output options: -p, --print=FIELDS comma-separated list of fields to print for each matching record. -P, --print-values=FIELDS as -p, but print only the values of the selected fields. -R, --print-row=FIELDS as -P, but separate the values with spaces instead of newlines. -c, --count print a count of the matching records instead of the records themselves. Special options: --print-sexps print the data in sexps instead of rec format. AUTHOR
Written by Jose E. Marchesi. REPORTING BUGS
Report bugs to: bug-recutils@gnu.org GNU recutils home page: <http://www.gnu.org/software/recutils/> General help using GNU software: <http://www.gnu.org/gethelp/> COPYRIGHT
Copyright (C) 2010, 2011, 2012 Jose E. Marchesi. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. SEE ALSO
The full documentation for recsel is maintained as a Texinfo manual. If the info and recsel programs are properly installed at your site, the command info recsel should give you access to the complete manual. recsel 1.4.93 January 2012 RECSEL(1)
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