Install Oracle Client

https://www.oracle.com/database/technologies/instant-client/downloads.html

쉘 설치

cd /usr/local/src

sudo wget https://download.oracle.com/otn_software/linux/instantclient/2111000/oracle-instantclient-basic-21.11.0.0.0-1.x86_64.rpm
sudo wget https://download.oracle.com/otn_software/linux/instantclient/2111000/oracle-instantclient-devel-21.11.0.0.0-1.x86_64.rpm
sudo wget https://download.oracle.com/otn_software/linux/instantclient/2111000/oracle-instantclient-jdbc-21.11.0.0.0-1.x86_64.rpm
sudo wget https://download.oracle.com/otn_software/linux/instantclient/2111000/oracle-instantclient-sqlplus-21.11.0.0.0-1.x86_64.rpm
sudo wget https://download.oracle.com/otn_software/linux/instantclient/2111000/oracle-instantclient-tools-21.11.0.0.0-1.x86_64.rpm

sudo yum install oracle-instantclient-basic-21.11.0.0.0-1.x86_64.rpm -y
sudo yum install oracle-instantclient-devel-21.11.0.0.0-1.x86_64.rpm -y
sudo yum install oracle-instantclient-jdbc-21.11.0.0.0-1.x86_64.rpm -y
sudo yum install oracle-instantclient-sqlplus-21.11.0.0.0-1.x86_64.rpm -y
sudo yum install oracle-instantclient-tools-21.11.0.0.0-1.x86_64.rpm -y

GUI 설치

https://www.oracle.com/database/technologies/oracle21c-linux-downloads.html
unzip LINUX.X64_213000_client.zip ./oracleClient21/
client 폴더 안의 runInstaller 실행

에러 메시지 별 해결책

checking swap space 0 mb available 150 mb required. failed
> 스왑 공간 설정

Could not execute auto check for display colors using command /usr/bin/xdpyinfo. Check if the DISPLAY variable is set.
> export DISPLAY=:1 (환경 변수 설정)

Bash Profile에 설정했음에도 똑같은 에러가 발생한다면 xdpyinfo가 설치되어있는지 확인
> /usr/bin/xdpyinfo (확인)
> yum  install xdpyinfo (설치)

Invalid MIT-MAGIC-COOKIE-1 keyxhost: unable to open display ":1"
> 해당 세션과 XAuth 쿠키 값이 맞는지 확인 -> VNC를 종료하고 다시 실행

Profile 설정

Profile 디렉토리에 설정

 # 쉘 설치일 경우
 sudo vi /etc/profile.d/oracle.sh

 export ORACLE_HOME=/usr/lib/oracle/21/client64
 export TNS_ADMIN=$ORACLE_HOME/bin
 export PATH=$ORACLE_HOME/bin:$PATH

유저 Bash Profile에 설정

 sudo vi ~/.bash_profile

 export ORACLE_HOME=/usr/lib/oracle/21/client64
 export TNS_ADMIN=$ORACLE_HOME/bin
 export PATH=$ORACLE_HOME/bin:$PATH