You don't have to create an empty database on the standby server for building a standby database. In this post, I will show you how… Read More »How to Duplicate a 19c Physical Standby Database
After installing Oracle 19c software only with silent mode, you may like to create a database by Database Configuration Assistant (DBCA) with silent mode, too.… Read More »How to Create a 19c Database by DBCA with Silent Mode
Asymmetric Data Guard Usually we build data guard environments with the symmetric architecture design on primary and standby servers, that is, single-instance to single-instance or… Read More »How to Build Asymmetric Standby Database for Data Guard
Names Among MAA Under Oracle Maximum Availability Architecture (MAA), we might be confused about various kinds of name. Here I try to clarify these names… Read More »DB_NAME, DB_UNIQUE_NAME, SERVICE_NAMES, INSTANCE_NAME, and $ORACLE_SID
Normally and generally, recovery catalog recognizes the databases by DBID which is a unique number among different databases. But there's a problem: the primary database… Read More »How does Recovery Catalog Recognize Databases Which is Which?