We will now see the initial setup of the Data Guard broker in an existing Data Guard configuration.
SQL> select db_unique_name,open_mode,database_role from v$database; DB_UNIQUE_NA OPEN_MODE DATABASE_ROLE ------------ -------------------- ---------------- turkey_un READ WRITE PRIMARY SQL> select db_unique_name,open_mode,database_role from v$database; DB_UNIQUE_NA OPEN_MODE DATABASE_ROLE ------------ -------------------- ---------------- india_un READ ONLY WITH APPLY PHYSICAL STANDBY
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