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. Shell Programming and Scripting
I have a person script which has a following statement.
BUILD_FOLDER=$2
i=$((${#BUILD_FOLDER}-1))
if
then
BUILD_FOLDER=$BUILD_FOLDER/
#echo $BUILD_FOLDER
else
echo " "
#echo $BUILD_FOLDER
fi
What and how this statement works ?
i=$((${#BUILD_FOLDER}-1)) (5 Replies)
Discussion started by: ilugopal
5 Replies
3. UNIX for Advanced & Expert Users
Hi,
I am having a text file with the following contents
###########
File1
###########
some
page1.txt
text
page.txt
When I sort this file on Red Hat 5, then I get the following output
###########
File1
###########
page1.txt
page.txt
some (3 Replies)
Discussion started by: sarbjit
3 Replies
4. Shell Programming and Scripting
#! /bin/bash
if ; then
echo "Set number "
else
k=$1
sqlplus ${scheme}/${apsswd}@${server} @query.sql $k
fi
file query.sql looks like this
select * from tab1 where number =${k};
===================================
it doesnt work
my question is how to assign k value in last... (2 Replies)
Discussion started by: kvok
2 Replies
5. Shell Programming and Scripting
DATA
---------------
0
Please tell me, if the file contains 0 after --. then assign the value to variable $var=false,
DATA
---------------
1
then $var=true, (2 Replies)
Discussion started by: sandy1028
2 Replies
6. Shell Programming and Scripting
Friends here is code which is used to add floating point using bc, but I m not getting any output instead some errors.
1 #!/bin/bash
4 if
5 then
6 echo "Our input is from a Device"
7 while read myline
8 do
9
10 total= `echo $total + $myline... (2 Replies)
Discussion started by: navjinder
2 Replies
7. Shell Programming and Scripting
i want to assign a anme for a string, i got the things below, but it doesn't work.
MParc1=``
if
then
$MPrac1=`Prac1` # assign $MPrac1 to Prac1
else
$MPrac1=`` #assigne $MPrac1 to nothing
fi
echo "${MPrac1} >>file
Output: (if num is 0)
Prac1
can you please... (6 Replies)
Discussion started by: mingming88
6 Replies
8. 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
9. 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
10. UNIX for Dummies Questions & Answers
why i can't use this command:
echo $arg | cut -c 1,2 | read remainArg or
echo $arg | cut -c 1,2 | read $remainArg
so that the result will be assign to remainArg.
Anyway to do this? :) (1 Reply)
Discussion started by: AkumaTay
1 Replies