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UNIX for Beginners Questions & Answers
awk for matching fields between files with repeated records
Post 303041190 by jvoot on Sunday 17th of November 2019 04:22:18 PM
11-17-2019
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1. UNIX for Dummies Questions & Answers
Hello all,
Would appreciate if someone can help me out on the following requirement.
INPUT FILE:
--------------------------
TPS REPORT
abc def ghi
jkl mon pqr
stu vrs lll
END OF TPS REPORT
TPS REPORT
field1 field2 field3
field4 field5 field6 (8 Replies)
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I am writing a program to run through two large lists of data (~300,000 rows), find where rows in one file match another, and combine them based on matching fields. Due to the large file sizes, I'm guessing AWK will be the most efficient way to do this. Overall, the input and output I'm... (5 Replies)
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Hi every one;
I have a 31500-line text file upon which two following tasks are to be performed:
1: Rearranging the file
2: Taking the average of each column (considering number of zeros) and output the result into a new file
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Hi,
I'm very new to these forums. I was wondering if someone could help an AWK beginner with a pattern matching
an actor to his appearance in movies, which would be stored as records. Let's say we have a database of 4 movies (each movie a record with name, studio + year, and actor fields with... (2 Replies)
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Hi,
input:
AA|BB|CC
DD|EE
FF
what I am trying to get:
AA|BB|CC
DD|EE|
FF||
I tried to create first an UDF for printing repeats, but I think I have an issue with my END section or my array:
function repeat(str, n, rep, i)
{
for(i=1 ;i<n;i++)
rep=rep str
return rep
}
... (6 Replies)
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Hi,
I have 2 tab-delimited input files as follows.
file1.tab:
green A apple
red B apple
file2.tab:
apple - A;Z
Objective:
Return $1 of file1 if,
. $1 of file2 matches $3 of file1 and,
. any single element (separated by ";") in $3 of file2 is present in $2 of file1
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I apologize in advance, but I continue to have trouble searching for matches between two files and then printing portions of each to output in awk and would very much appreciate some help.
I have data as follows:
File1
PS012,002 PRQ 0 1 1 17 1 0 -1 3 2 1 2 -1 ... (7 Replies)
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9. UNIX for Beginners Questions & Answers
In two previous posts (here) and (here), I received help from forum members comparing multiple fields across two files and selectively printing portions of each as output based upon would-be matches using awk. I had been fairly comfortable populating awk arrays with fields and using awk's special... (3 Replies)
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10. UNIX for Beginners Questions & Answers
Hi,
My input looks like that:
A|123|qwer
A|456|tyui
A|456|wsxe
B|789|dfgh
Using awk, I am trying to get:
A|123;456|qwer;tyui;wsxe
B|789|dfgh
For records with same $1, group all the $2 in a field (without replicates), and all the $3 in a field (without replicates).
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LEARN ABOUT SUNOS
lptest
lptest(1B) SunOS/BSD Compatibility Package Commands lptest(1B) NAME
lptest - generate line printer ripple pattern SYNOPSIS
/usr/ucb/lptest [ length [count]] DESCRIPTION
The lptest utility writes the traditional ripple test pattern to the standard output. In 96 lines, the ripple test pattern prints all 96 printable ASCII characters in each position. The ripple test pattern was originally created to test printers. It is also useful for test- ing terminals, driving terminal ports, debugging, and performing tasks that require a quick supply of random data. This command is obsolete. OPTIONS
length Specifies the length of the output line in characters. 79 characters is the default. count Specifies the number of output lines. 200 lines is the default. If count is specified, length must also be specified. EXIT STATUS
The following exit values are returned: 0 Successful completion. non-zero An error occurred. ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Availability |SUNWscplp | +-----------------------------+-----------------------------+ SEE ALSO
attributes(5) SunOS 5.10 9 Sep 1996 lptest(1B)