10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hello,
This post is already here but want to do this with another way
Merge multiples files with multiples duplicates keys by filling "NULL" the void columns for anothers joinning files
file1.csv:
1|abc
1|def
2|ghi
2|jkl
3|mno
3|pqr
file2.csv:
1|123|jojo
1|NULL|bibi... (2 Replies)
Discussion started by: yjacknewton
2 Replies
2. UNIX for Beginners Questions & Answers
i've tried every variation possible and keep getting not sorted error. can anyone shed any light on how to do this?
(image attached) (1 Reply)
Discussion started by: deadcick
1 Replies
3. UNIX for Dummies Questions & Answers
Hi,
I have 20 tab delimited text files that have a common column (column 1). The files are named GSM1.txt through GSM20.txt. Each file has 3 columns (2 other columns in addition to the first common column).
I want to write a script to join the files by the first common column so that in the... (5 Replies)
Discussion started by: evelibertine
5 Replies
4. UNIX for Dummies Questions & Answers
file1:
Toronto:12439755:1076359:July 1, 1867:6
Quebec City:7560592:1542056:July 1, 1867:5
Halifax:938134:55284:July 1, 1867:4
Fredericton:751400:72908:July 1, 1867:3
Winnipeg:1170300:647797:July 15, 1870:7
Victoria:4168123:944735:July 20, 1871:10
Charlottetown:137900:5660:July 1, 1873:2... (2 Replies)
Discussion started by: mindfreak
2 Replies
5. UNIX for Dummies Questions & Answers
Hello,
My apologies if this has been posted elsewhere, I have had a look at several threads but I am still confused how to use these functions. I have two files, each with 5 columns:
File A: (tab-delimited)
PDB CHAIN Start End Fragment
1avq A 171 176 awyfan
1avq A 172 177 wyfany
1c7k A 2 7... (3 Replies)
Discussion started by: InfoSeeker
3 Replies
6. Shell Programming and Scripting
I am given:
Sara:Smith:11234:3:63498:25:40
Perry:Potter:12445:2:35664:15:40
Ann:Abbott:23323:2:54865:22:42
Maple:Myers:24223:1:63498:18:35
Harold:Hanson:35664:2:54865:10:40
Bob:Brown:40778:1:24223:15:40
Jane:Jones:41288:1:53498:24:40
Wanda:Wallace:51122:4:63498:55:40... (4 Replies)
Discussion started by: ehshi1992
4 Replies
7. Programming
example sql:
select a.a1,b.b1,c.c1,d.d1,e.e1
from a
left outer join b on a.x=b.x
left outer join c on b.y=c.y
left outer join d on d.z=a.z
inner join a.t=e.t
I know how single outer or inner join works in sql.
But I don't really understand when there are multiple of them.
can... (0 Replies)
Discussion started by: robbiezr
0 Replies
8. Shell Programming and Scripting
All,
I have 3 files (tab seperated):
Note: Please treat dash (-) as empty value in the file, I have added it to make input easily readable
file1: (2 cols)
A 1
B 2
C 3
file2: (4 cols - col4 has empty values for 4th column except 2nd row)
A 1 5 -
B 2 6 Y
C 3 7 -
D 4 8 -
file3... (1 Reply)
Discussion started by: bgmmk
1 Replies
9. Shell Programming and Scripting
Dear Experts,
I have several (say 'm') text files, each with 'n' columns. I want to put them into a large single file with n*m columns.
a 1 a 1 a 1 a 1
b 2 b 5 b 1 b 3
c 3 c 7 ... (1 Reply)
Discussion started by: Mish_99
1 Replies
10. UNIX for Dummies Questions & Answers
Hi,
I am trying to join 2 files..viz
f1:
12~a1
13~a2
112~a3
1112~a4
f2:
12~fa2
13~fa2
112~fa3
1112~fa4
while I join..I just get 2 o/p..
12~a1~fa2
13~a2~fa2 (4 Replies)
Discussion started by: unisam
4 Replies