Difference between calling the sub scripts


 
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# 1  
Old 12-16-2008
Difference between calling the sub scripts

What is the difference between calling the sub scripts of below two line.

/home/scripts/devdb.sh
. /home/scripts/devdb.sh
sh /home/scripts/devdb.sh

We are using the suse 2.0 version
# 2  
Old 12-16-2008
(1) script will be executed in a new shell
(2) will be executed in the current shell
(3) will be executed in new shell, but script need not to have execute permission
# 3  
Old 12-16-2008
Can u explain me with an example for each one?
# 4  
Old 12-16-2008
1, chmod -x /home/scripts/devdb.sh
run it three ways as you listed. anything different?
2, echo "export XXXXX=yyyy" >> /home/scripts/devdb.sh
also run it, then echo $XXXXX
anything different?
# 5  
Old 12-17-2008
i could n't get u clearly,
Can u explain me little elaborately
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