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Hello Sir, I joined this community 4 yrs ago but my responsibilities changed to different OS & tech. Now, I am working with Unix OS & shell scripting.

Thanks for your code and its working fine for...

I am newbie to shell scripting. I know basic UNIX commands & never had a chance to work on the advanced commands.

I read online about advanced commands but I don't how to use those.

Also,...

Hello community, I am getting a log files from system and I need to clean the data and store as txt files for reporting purposes. Since these files are generated in Unix box, so we have to write...

Hi All,

I have the file & name is "/a/b/c/d/e/xyz.dat"

I need "/a/b/c/d/e/" from the above file name.

I tryning with echo and awk. But it not come. Please help me in this regard.

...

Hi All,

I have zipped file and daily we insert & update the data in that file. But every day we change the file name. So i trouble some times to point out my file. Is there any possibility to...

i didn't understand ur code. Why yor are using OLDIFS.

Can i write code the below:

for EACH_TEBLE in $TABLE_LIST
do
if [[ EACH_TEBLE == "abc"]] then
......
elif [[ EACH_TEBLE...

Hi All,
I have one variable "TABLE_LIST" having the values and each valeus i can run in for loop like below:

TABLE_LIST= abc,abcd,acbfd

i should write the for loop and use each value at a...

Hi All,

I have two dates: PREVIOUS_DAY and CURRENT_DAY. I need to test the these two values years are same or not.

PREVIOUS_DAY like '%y%m%d' i.e values like 111010, 111011, 111012 etc.
...

Hi All,
I read the AWK manual in the MAN page. But i didn't understand the below piece of code in the script

TABLE=`echo "${FILE}" | awk -F"/" '{print $NF}' | cut -d"." -f1 | awk -F"_" '{print...

Thanks for reply.
suppose ARCHIVE_DT value: 9910, but i didn't get 199910 through the above code

---------- Post updated at 07:56 PM ---------- Previous update was at 07:43 PM ----------
...

Hi All,
I want chage the date value YYMM to YYYYMM in my script.
I am trying, but not get it.

Eg: 1109 changed to 201109.
$(if [[ $ARCHIVE_DT == "." ]] then
echo "1"
else
echo...

Thanks, its working....

Hi All,

I need to update 2 rows in my file. But i can do only one row update by sed command. Please help me how can i change mutltiple rows in single sed commana

my i/p file: (example.txt)...

Thanks for the quick reply.
I read the information "getopts" in the provied link.
But i didn't understand "opt 2>/dev/null" in the first line and "*) showUsage;" in the 7th line.
Please expain...

Hi All,
I am very new to Shell scripting. I read basic scripting manual. But i didn't understand the code. Please tell the meaning of the below code:

while getopts "F:f:R:r:C:c:" opt...

Thanks for the quick reply..

-z checks whether the variable is empty or not?

Thanks for the information.

Hi All, I am very new to shell scripting.
Please tell me what is the meansing for below if condition.

if [[ -z $FREQUENCY_MODE || "$FREQUENCY_MODE" != "A" && "$FREQUENCY_MODE" != "D" ]]
...