Shell string intercept--Get Oracle Group name

business background, when executing oracle file, need to authorize to the corresponding file, while we use chown-roracle:oraclegroup xxx, different server Oraclegroup The name is different, how to get it?

method: First, we can obtain oraclegroups by command groups Oracle, in the following format :

Oracle:oinstall DBA

How do I get the group name (oinstall)?

provide the following method 1: Use awk to get a third string

oraclegroup= ' groups oracle|grep-v Grep|awk ' {print $} '

If ["$oraclegroup" = ""]; Then

echo "There is no Oracle group"

Exit 1

Else

Chown-r Oracle: $oraclegroup $directory

Fi

method Two: Use A for loop to get the third element

groups= ' Groups Oracle '

Oraclegroup= ""

I=0

for element in $groups

Do

Let i++

if [[I-eq 3]]; Then

Export oraclegroup= $element

Echo$element

Break

Fi

Done

If ["$oraclegroup" = ""]; Then

echo "There is no Oracle group"

Exit

Else

Chown Oracle: $oraclegroup $targetfolder/init_upgrademanagement.sql

Fi

Shell string intercept--Get Oracle Group name