Oracle 运维篇+应用容器数据库的install、upgrade、patch、uninstall★ 知识点 ※ DEFAULT_SHARING参数的取值✔ 安装 alter session set container=APP1_ROOT; alter system set default_sharing='METADATA' scope=both; alter pluggable database application app1_root begin install '1'; drop user zzt_pub cascade; create user zzt_pub identified by