数据库DataGuard维护
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Datauard 实施架构-metalink介绍的两种方案
单实例MAA方案 MOS上的文档MAA - Creating a Single Instance Physical Standby for a RAC Primary (文档 ID 387339.1)RACMAA方案 MAA - Creating a RAC Physical Standby for a RAC Primary [文章 ID 380449.1][@more@]
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ORACLE11G Snapshot Standby Database
ORACLE11G Snapshot Standby Database[@more@]A snapshot standby database is a fully updatable standby database.（snapshot standby database是一个可读写数据库）1. Like a physical or logical standby database, a snapshot standby database receives and archives redo data from a primary database.(类似于普通物理standby数据库，接受主库传送过来的归档)2. Unlike a physical or logical standby database, a snapshot standby database does not apply the redo data that it receives. The redo data received by a snapsh
