前面介绍了Oracle的基本参数，从这节开始讲其他的参数，参数从v$parameter中提取 基本参数请看如下链接: [http://www.zhaibibei.cn/oralce/oracle-parameter/](http://www.zhaibibei.cn/oralce/oracle-parameter/) 如无特殊说明数据库版本为11.2 ------- **log_archive_config** [image:387 size:orig] 1. 参数类型:字符串 2. 默认值: 'SEND, RECEIVE, NODG_CONFIG' 4. 修改:修改不需要重启数据库 5. 基本参数:否 ------ **取值意义** 该参数用来决定是否可以发送REDO LOG到远程数据库或者从远程数据库接受REDO LOG 指定DG数据库的unique name - SEND Enables the sending of redo logs to remote destinations - NOSEND Disables the sending of redo logs to remote destinations - RECEIVE Enables the receipt of remotely archived redo logs - NORECEIVE Disables the receipt of remotely archived redo logs - DG_CONFIG 指定最多30个DG环境中的db unique name - NODG_CONFIG Eliminates the list of service provider names previously specified with the DG_CONFIG option. -------- **实际截图：** [image:388 size:orig] ----- **参考连接** [https://docs.oracle.com/cd/E11882_01/server.112/e40402/initparams123.htm#REFRN10237](https://docs.oracle.com/cd/E11882_01/server.112/e40402/initparams123.htm#REFRN10237) ---------- 下期参数 **log_archive_local_first**