I have read Oracle docs on standy DB creation and performed all the steps. When I try to mount the standby DB, I get this error:
SQL> connect / as sysdba
Connected to an idle instance.
SQL> startup nomount pfile=D:\Oracle\Ora92\database\init.ora
ORACLE instance started.
Total System Global Area 118255568 bytes
Fixed Size 282576 bytes
Variable Size 83886080 bytes
Database Buffers 33554432 bytes
Redo Buffers 532480 bytes
SQL> alter database mount standby database;
alter database mount standby database
ERROR at line 1:
ORA-01665: controlfile is not a standby controlfile
This controlfile file was created with the 'alter database create controlfile......' command.