Login or Register to Ask a Question and Join Our Community


Shell Programming and Scripting

sort columns by field

Login to Discuss or Reply to this Discussion in Our Community

 
Thread Tools Search this Thread
Top Forums Shell Programming and Scripting sort columns by field
# 1  
Old 02-19-2008
sort columns by field
hello,

i have a table contain many columns delimited by blank.

i want to sort this table by the 2 columns and 3 one and i want to keep the first line inchanged?
how can i do using the sort command?

thanks

table like :

field1 field2 field3 field4
x y z b
t h r n
..
# 2  
Old 02-19-2008
sorting by columns 1 2 3 and keeping the first line in first place in file:
Code:
head -1 table > workingfile
awk 'NR>1' table | sort -k1.1,1.10 -k2.1,2.10 -k 23.1,3.10 >> workingfile

# 3  
Old 02-19-2008
thanks jim it works well Smilie really when i post a question there only you to answer Smilie

i want to know something else if after this sort i want to suppress all but one occurrence of lines having the same second and third field?

kind regards
# 4  
Old 02-19-2008
Code:
head -1 table > workingfile
awk 'NR>1' table | sort -k1.1,1.10 -k2.1,2.10 -k 23.1,3.10  | \
    awk '!arr[$2 $3]++' >> workingfile

remove duplicates on col2 and col 3.
# 5  
Old 02-20-2008
i try it but i get this error
arr[ : event not found

i put a space between ! and arr with no result.
Login or Register to Ask a Question

Previous Thread | Next Thread

10 More Discussions You Might Find Interesting

1. UNIX for Dummies Questions & Answers

UNIX Sort on a field that spans multiple columns

New to unix. I need to sort the records of a file by a control number field. That field is in POS 16 through 28. How do I do that? There are no delimiters, or spaces to separate fields. See example below. Each line is a record. REC1CCYYMMDD0018888888888888ABCDE... (1 Reply)
Discussion started by: jclanc8
1 Replies

2. Shell Programming and Scripting

Sort field and uniq

I have a flatfile A.txt 2012/12/04 14:06:07 |trees|Boards 2, 3|denver|mekong|mekong12 2012/12/04 17:07:22 |trees|Boards 2, 3|denver|mekong|mekong12 2012/12/04 17:13:27 |trees|Boards 2, 3|denver|mekong|mekong12 2012/12/04 14:07:39 |rain|Boards 1|tampa|merced|merced11 How do i sort and get... (3 Replies)
Discussion started by: sabercats
3 Replies

3. Shell Programming and Scripting

Sorting Date Field with Sort -k :/

SOLVED : (17 Replies)
Discussion started by: Glitch100
17 Replies

4. UNIX for Dummies Questions & Answers

Sort by columns

Hello, I have a text file that looks like this and I need a bash script to: 12:48:32 PM 002* OUT 000418 01:10:34 PM 002* ONL 000418 01:49:17 PM 001* OUT 000364 01:52:09 PM 001* ONL 000364 ... The fields are: 12-hour format time, some number, state (online, offline) and another... (2 Replies)
Discussion started by: Ravendark
2 Replies

5. Shell Programming and Scripting

Sort help on non numeric field

Hi, I am unable to sort data on the first field $cat t Jim,212121,Seattle Bill,404404,Seattle Steve,246810,Nevada Scott,212277,LosAngeles Jim,212121,Ohio sort -t"," -k1,2 t Bill,404404,Seattle Jim,212121,Ohio Jim,212121,Seattle Scott,212277,LosAngeles Steve,246810,Nevada (7 Replies)
Discussion started by: Shivdatta
7 Replies

6. UNIX for Advanced & Expert Users

Sort on basis of particular field

05.50.25:AIRE.S:RESTRICTED:S2: 05.50.25:ANDR.VI:RESTRICTED:S2: 05.50.25:BASF.MI:RESTRICTED:N: 05.50.25:BMWG.DE:RESTRICTED:N: 05.50.25:BORE.ST:RESTRICTED:N: I can sort of the basis of second field using " sort -t: -k2,2 " but what i want to sort the data is on the basis its extension e.g.:... (9 Replies)
Discussion started by: manishma71
9 Replies

7. Shell Programming and Scripting

Sort two columns in a field, one of them being a date

Hi, I have a set of columns in a csv file, my first row being an integer and 2nd being a date. I want to first sort it using the first column and then by the second. for e.g. i have , 1234,09/05/2009,hi 5678,01/01/2008,hi 1234,11/03/2006,hello 5678,28/07/2010,hello i tried this... (5 Replies)
Discussion started by: sweta_doshi
5 Replies

8. Shell Programming and Scripting

Sort alpha on 1st field, numerical on 2nd field (sci notation)

I want to sort alphabetically on the first field and sort in descending numerical order on the 2nd field. With a normal "sort -r -n" it does this: abc ||| 5e-05 ||| bla abc ||| 3 ||| ble def ||| 1 ||| abc def ||| 0.2 ||| def As you can see it ignores the fact that 5e-05 is actually 0.00005... (1 Reply)
Discussion started by: FrancoisCN
1 Replies

9. UNIX for Dummies Questions & Answers

Sort - only one field appears in output?

I'm running against a file with 1008 records like this, all beginning '4760 Slave': 4760 Slave,7,3607 ,GL ,200605,11320024 , ,GBP ,X00033 ,AI80190 ... (1 Reply)
Discussion started by: miwinter
1 Replies

10. UNIX for Dummies Questions & Answers

Sort by Columns

Hello, I am new in UNIX I am looking for a instrction to sort a file by columns 6,25 and 41 this is what I tried but not getting the correct result: sort -t= -k1.6,1.25,1.41 to_sort.txt > sorted.txt I used -t= just to get the whole line as one field. INVS80993596SUM994338602XX... (1 Reply)
Discussion started by: murbina
1 Replies
Login or Register to Ask a Question