10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
Hi Guys,
I need to assign the value of which has rows to a variable, Can you advise how to do that
hive --orcfiledump /hdfs_path/ | grep "Rows"
Rows: 131554
I need to assign this row count itself to a unix variable
count=$(hive --orcfiledump /hdfs_path/ | grep "Rows")
Expected ... (6 Replies)
Discussion started by: Master_Mind
6 Replies
2. UNIX for Beginners Questions & Answers
I have the following script, and I want to assign the output ($10 and $5) from awk to N and L:
grdinfo data.grd | awk '{print $10,$5}'| read N L
output from gridinfo data.grd is: data.grd 50 100 41 82 -2796 6944 0.016 0.016 3001 2461. where N and L is suppose to be 3001 and 100. I use... (8 Replies)
Discussion started by: geomarine
8 Replies
3. UNIX for Beginners Questions & Answers
Hello All,
Hope you're doing well !
I am trying below command to be passed in a shell script, header_date_14 is a variable and $1 is the name of a file I intend to pass as a command line argument, however command line argument is not being accepted.
header_date_14=$(m_dump... (8 Replies)
Discussion started by: ektubbe
8 Replies
4. Shell Programming and Scripting
DELETE=`cat $logfile1 | egrep -i "Delete" | sed 's/ */ /g' | cut -d" " -f2`
INSERT=`cat $logfile1 | egrep -i "Insert" | sed 's/ */ /g' | cut -d" " -f2`
UPDATE=`cat $logfile1 | egrep -i "Update" | sed 's/ */ /g' | cut -d" " -f2`
I need soming like below:
if value is null... (8 Replies)
Discussion started by: Veera_V
8 Replies
5. Shell Programming and Scripting
Hi,
I'm trying to assign a grep result to a variable but instead of having all grep result's assigned to the variable, would it be possible to assign the first match, do something, then move onto the next match and assign it to that variable and so on until all matches have been completed
I... (4 Replies)
Discussion started by: Jazmania
4 Replies
6. Shell Programming and Scripting
How can I assign a variable to an variable. IE $car=honda
One way I can do it is export $car=honda
or
let $car=2323
Is there any other ways to preform this task (3 Replies)
Discussion started by: 3junior
3 Replies
7. Shell Programming and Scripting
Dear All,
we have a command output which looks like :
Total 200 queues in 30000 Kbytes
and we're going to get "200" and "30000" for further process. currently, i'm using :
numA=echo $OUTPUT | awk '{print $2}'
numB=echo $OUTPUT | awk '{print $5}'
my question is : can I use just one... (4 Replies)
Discussion started by: tiger2000
4 Replies
8. Shell Programming and Scripting
Hi,
I'm quite new to scripting and I want to modify following line of an existing script:
MYVAR=`subst |grep 'L:\\\:' | sed -e 's/.*\\\//'`;
What I have to do is to use the content of a variable instead of the constant expression 'L:\\\:' as the grep string to be matched.
Assuming I already... (5 Replies)
Discussion started by: snowbiker99
5 Replies
9. Shell Programming and Scripting
I have a list of names in a file.
i want to assign those names to a variable in such a manner
eg:
$cat file.txt
pete
lisa
john
var=pete-lisa-john
how do i do this in shell scripting? (10 Replies)
Discussion started by: Shivdatta
10 Replies
10. Shell Programming and Scripting
I have to assign a result of a query to a vairable like this
how can i do this
Query = select count(*) from table
x=`db2 ${Query}| sed -n '4p'`
but this doesn't work, is there any other way to assign the result without redirecting the result to temp file. .
Thanks
Mark. (3 Replies)
Discussion started by: markjason
3 Replies