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UNIX for Advanced & Expert Users
Help! SHELL or AWK script - only the masters of the forum will solve
Post 302376020 by Scrutinizer on Monday 30th of November 2009 10:58:56 AM
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1. Shell Programming and Scripting
Hi
I have some 200 tables and I have macro which actually returns the tables columns descriptions . Say for exapmle describe('table1') will list all the columns of table one with the description.
Now what I want to do is I want to write a shell script which will take tables name from a file... (1 Reply)
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2. UNIX for Dummies Questions & Answers
awk -F^ '{ if (($1 != "X") && ($5 != "3")) || if (($1 != "S") && ($5 != "2")) print $0}' abc> xyz
The above command returns this error
awk: syntax error near line 1
awk: illegal statement near line 1
I am newbie to awk, Any awk intelligence involved in correcting this issue is highly... (2 Replies)
Discussion started by: karthickrn
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3. Shell Programming and Scripting
Factorial calculation
Example output:
Please enter a non-negative number: 3
3! = 3 X 2 X 1
= 6
Please enter a non-negative number: 10
10! = 10 X 9 X 8 X 7 X 6 X 5 X 4 X 3 X 2 X 1
= 3628800
Please enter a non-negative number:... (1 Reply)
Discussion started by: cenco
1 Replies
4. Shell Programming and Scripting
Factorial calculation
Example output:
Please enter a non-negative number: 3
3! = 3 X 2 X 1
= 6
Please enter a non-negative number: 10
10! = 10 X 9 X 8 X 7 X 6 X 5 X 4 X 3 X 2 X 1
= 3628800
Please enter a non-negative number: -1
... (1 Reply)
Discussion started by: cenco
1 Replies
5. Shell Programming and Scripting
Hi everybody!
I have written some awk scripts that return me some results I need to process. At the moment I use openOffice to process them, but I am trying to find a more efficient solution using possibly a bash or awk script.
I have two files, file1 is in the format:
time position
... (3 Replies)
Discussion started by: Alice236
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6. Shell Programming and Scripting
Write a KSH script called cleanse which displays the name of each file in a given directory and allows the user to interactively decide whether or not to keep or delete the specific file.
Notes: Again, please check for errors.
can any one help on this problem ?? (1 Reply)
Discussion started by: babuda0059
1 Replies
7. Shell Programming and Scripting
please solve my problem..... :(
i have a sample input file as
A
A
A
A
B
B
B
B
B
C
C
C
C
C
i want the output such that if the count of A or B or C is greater than 3
A (1 Reply)
Discussion started by: hemanthsaikumar
1 Replies
8. Shell Programming and Scripting
Hi All !
I am just trying to print bash variable in awk statement as string
here is my script
n=1
for file in `ls *.tk |sort -t"-" -k2n,2`; do
ak=`(awk 'FNR=='$n'{print $0}' res.dat)`
awk '{print "'$ak'",$0}' OFS="\t" $file
n=$((n+1))
unset ak
doneI am getting following error
awk:... (7 Replies)
Discussion started by: Akshay Hegde
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9. Shell Programming and Scripting
I have a shell script (.sh) and I want to pass a parameter value to the awk command but I am getting exception, please assist.
diff=$1$2.diff
id=$2 new=new_$diff
echo "My id is $1"
echo "I want to sync for user account $id"
##awk command I am using is as below
cat $diff | awk... (2 Replies)
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10. Shell Programming and Scripting
Hi I have data in the below format in two columns in excel which i will copy to notepad.
test as rec1, string
test as rec2, byteint
test as rec3, string
update date as test, datetime
name as tes2 string
I need to add trim function on all the string columns and keep the remaining... (10 Replies)
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LEARN ABOUT XFREE86
comm
COMM(1) User Commands COMM(1) NAME
comm - compare two sorted files line by line SYNOPSIS
comm [OPTION]... FILE1 FILE2 DESCRIPTION
Compare sorted files FILE1 and FILE2 line by line. When FILE1 or FILE2 (not both) is -, read standard input. With no options, produce three-column output. Column one contains lines unique to FILE1, column two contains lines unique to FILE2, and column three contains lines common to both files. -1 suppress column 1 (lines unique to FILE1) -2 suppress column 2 (lines unique to FILE2) -3 suppress column 3 (lines that appear in both files) --check-order check that the input is correctly sorted, even if all input lines are pairable --nocheck-order do not check that the input is correctly sorted --output-delimiter=STR separate columns with STR --total output a summary -z, --zero-terminated line delimiter is NUL, not newline --help display this help and exit --version output version information and exit Note, comparisons honor the rules specified by 'LC_COLLATE'. EXAMPLES
comm -12 file1 file2 Print only lines present in both file1 and file2. comm -3 file1 file2 Print lines in file1 not in file2, and vice versa. AUTHOR
Written by Richard M. Stallman and David MacKenzie. REPORTING BUGS
GNU coreutils online help: <http://www.gnu.org/software/coreutils/> Report comm translation bugs to <http://translationproject.org/team/> COPYRIGHT
Copyright (C) 2017 Free Software Foundation, Inc. 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
join(1), uniq(1) Full documentation at: <http://www.gnu.org/software/coreutils/comm> or available locally via: info '(coreutils) comm invocation' GNU coreutils 8.28 January 2018 COMM(1)