10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hello,
I have some large text files that look like,
putrescine
Mrv1583 01041713302D
6 5 0 0 0 0 999 V2000
2.0928 -0.2063 0.0000 N 0 0 0 0 0 0 0 0 0 0 0 0
5.6650 0.2063 0.0000 N 0 0 0 0 0 0 0 0 0 0 0 0
3.5217 ... (3 Replies)
Discussion started by: LMHmedchem
3 Replies
2. Shell Programming and Scripting
Howdy folks, I've got a very large plain text file that I need to split into many smaller files. My script-fu is not powerful enough for this, so any assistance is much appreciated.
The file is a database dump from Cyrus IMAP server. It's basically a bunch of emails (thousands) all... (13 Replies)
Discussion started by: lupin..the..3rd
13 Replies
3. Shell Programming and Scripting
Hi, I have flat file with following format
Col1, Col2, Col3, Col4
---------------------------------
r1_c1, r1_c2, r1_c3, abc | def | efg
r2_c1, r2_c2, r2_c3, abcwdw | dweweef | efg | ijk
r3_c1, r3_c2, r3_c3, abaac
...........
The first three columns contain only one entry per... (3 Replies)
Discussion started by: nick2011
3 Replies
4. Shell Programming and Scripting
Hello all, newbie here. I've searched the forum and found many "how to split a text file" topics but none that are what I'm looking for.
I have a large text file (~15 MB) in size. It contains a variable number of "paragraphs" (for lack of a better word) that are each of variable length. A... (3 Replies)
Discussion started by: lupin..the..3rd
3 Replies
5. Shell Programming and Scripting
Hi All,
I am new to this forumn as well to the UNIX, I have basic knowledge of UNIX which I studied some years ago, now I have to do some shell scripting to load data into Oracle database using sqlldr utility, whcih I am able to do. I have a requirement where I need to do following operation.
I... (10 Replies)
Discussion started by: shekharjchandra
10 Replies
6. Shell Programming and Scripting
Hi Everyone,
I am using a centos 5.2 server as an sflow log collector on my network. Currently I am using inmons free sflowtool to collect the packets sent by my switches. I have a bash script running on an infinate loop to stop and start the log collection at set intervals - currently one... (2 Replies)
Discussion started by: lord_butler
2 Replies
7. Shell Programming and Scripting
Hello
We have a text file with 400,000 lines and need to split into multiple files each with 5000 lines ( will result in 80 files)
Got an idea of using head and tail commands to do that with a loop but looked not efficient.
Please advise the simple and yet effective way to do it.
TIA... (3 Replies)
Discussion started by: prvnrk
3 Replies
8. Shell Programming and Scripting
Hi,
I'm, new to shell scripting, I have a requirement where I have to split an incoming file into separate files each containing a maximum of 3 million rows.
For e.g: if my incoming file say In.txt has 8 mn rows then I need to create 3 files, in which two will 3 mn rows and one will contain 2... (2 Replies)
Discussion started by: wahi80
2 Replies
9. Shell Programming and Scripting
I'm trying to figure out how to do this efficiently with as little execution time as possible and I'm pretty sure using sed is the best way. However I'm new to sed and all the reading and examples I've found don't seem to show a similar exercise:
I have a long text file (i'll call it... (3 Replies)
Discussion started by: JeffV
3 Replies
10. Shell Programming and Scripting
I need to split a file based on certain context inside the file. Is there a unix command that can do this? I have looked into split and csplit but it does not seem like those would work because I need to split this file based on certain text. The file has multiple records and I need to split this... (1 Reply)
Discussion started by: matrix1067
1 Replies