操作系统:oracle linux 8.5

数据库版本:oracle 19c;

内存: 16G,swap分区 16G;

分区大小: / 分区 120G , /opt 分区 240G;

oracle linux安装oracle 非常简单,基本就是一键安装;

1、安装预安装环境:

dnf install oracle-database-preinstall-19c

2、下载 oracle 19c 的rpm包,当前安装包是 oracle-database-ee-19c-1.0-1.x86_64.rpm

下载链接:

https://www.oracle.com/database/technologies/oracle19c-linux-downloads.html

3、安装:

dnf install oracle-database-ee-19c-1.0-1.x86_64.rpm

4、配置:

/etc/init.d/oracledb_ORCLCDB-19c configure

需要一段时间……5、

5、设置oracle用户环境变量:

export ORACLE_BASE=/opt/oracle
export ORACLE_HOME=/opt/oracle/product/19c/dbhome_1
export ORACLE_SID=ORCLCDB
export PATH=$ORACLE_HOME/bin:$PATH
 

6、修改用户密码:

sqlplus / as sysdba

alter user system identified by 123456;
alter user scott identified by 123456;

7、systemd启动脚本:

服务脚本:

/etc/systemd/system/ora19c.service


[Unit]
Description=Oracle19c
After=network.target
[Service]
LimitMEMLOCK=infinity
LimitNOFILE=65535
Type=oneshot
RemainAfterExit=yes
User=oracle
Environment="ORACLE_HOME=/opt/oracle/product/19c/dbhome_1"
ExecStart=/opt/oracle/product/19c/dbhome_1/bin/dbstart $ORACLE_HOME
ExecStop=/opt/oracle/product/19c/dbhome_1/bin/dbshut $ORACLE_HOME
[Install]
WantedBy=multi-user.target

设置开机启动

systemctl enable ora19c.service

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