I have a file whose size is not zero but it has no records and another which has records. I want to delete all the files that have no records in it (even if size > 0). How do I do it?
I have tried the below option
But this gives me error as "test: ] missing"
Please advise how can I get my result.
Last edited by Scott; 01-26-2010 at 03:03 PM..
Reason: Please use code tags
Hai all
i want to grep the particular pattern and move the mathing records to torget file and delete the matching recodrs from source file.
patterns are position based, like
13413432,aaaaaaa,dsfdddddd,34234324,22224555
13413432,aaaaaaa,dsfdddddd,12234324,11222455
i want to move the... (1 Reply)
I have a big file with "|" delimiter. I want to delete all the records that have 'abc' in the 2nd field. How can i do that? I am not abe to open it in VI that is why i need to do it from outside. Please suggest (6 Replies)
Hai
I have a flat file which contains more than 6 crore lines or records. I want to delete only one line, using line number. For example I want to delete 414556 th line . How to do this using sed or awk command.
thanks (3 Replies)
I have a file which has about 10000 records and I need to delete about 50 records from the file. I know line numbers and am using
sed '134,1357,......d' filename > new file.
It does not seem to be working.
Please Advice (5 Replies)
Hi Friends,
I have the following file,
cat input
chr1 1000 2000
chr1 600 699
chr1 701 1000
chr1 600 1710
chr2 900 1800
Now, I would like to see the difference of
Record1.Col2 - Record2.Col2
Record1.Col2 - Record2.Col3
Record1.Col3 - Record2.Col2
Record1.Col3 - Record2.Col3
... (1 Reply)
Hi,
Can any one help me...
the records are not deleting when I run the below script.
But if I issue the same delete command manually, the records are getting deleted.
script:
#!/bin/ksh
USAGE_STRING="USAGE $0 "
if
then
echo "SORRY you need to be user 'mqm'. Only 'mqm' has... (5 Replies)
How do i delete the records when we have string "abcd" at position 21 to 24. The file is huge in size. Any help is appreciated.
Sample data given below
eiojfcdf oijjfdm ijdabcd234vffmv
eojfirr jfdiopem ijaabb456irkmd
aodniiuielc uejdocvoabcd957wpdjf (4 Replies)
Hello Mates,
I would request your help in a shell script,
simply I need to delete some matching db table records (rows) to ones in a given file:
------------------------------
#!/bin/bash
SQL="delete from numberlist where msidn='';"
MYSQL_USER="<your-user>"... (4 Replies)
i have a requirement to delete records that do not belong to that day. For example in a file that came on July 31st ,2018 there are records that belong to Aug 1st,2018 as well and I want to find and delete those records. I want to delete anything with 01-Aug-2018. I have several files like that. I... (6 Replies)