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Heterogeneous Primary and Physical Standbys in Same Data Guard Configuration

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I read My Oracle Support note “Data Guard Support for Heterogeneous Primary and Physical Standbys in Same Data Guard Configuration [ID 413484.1]” . I made decision that let me check this.Then I have create two virtual machines with Oracle Virtual Box. Witch is a virtual machine OS Oracle Linux server 6.2 (x86_64) and a Virtual Machine with OS Microsoft Windows 2008 Server R2 (x64) . Installed Oracle Database 11g Release 2 (11.2.0.3) both server, and a database (ADMDB) is created on first server. I used RMAN Duplicate command for creation of standby database and after creation of standby  database used D ata G uard M ana g e r Command- L ine interface for creation of data guard configuration. I think about that I achieved this, this will be for all oracle database administrators very interesting. [ID 413484.1] : The simplest path when deploying Data Guard is to configure a homogeneous and symmetric primary/standby configuration.  However, it is often useful to depl...
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Oracle Data Guard 11g - Redo Transport User

Hi, As you know when we create Data Guard Configuration, we must copy password file. Because SYS user is default redo transport user on Data Guard configurations. SYS password is changed on primary When we change SYS password on primary database, redo transport service is stopping and we are getting error: ORA-01031: insufficient privileges. When redo transport failed for this reason we can recreate standby password file with copy from primary side. Same time we can change redo transport user, by setting REDO_TRANSPORT_USER with SYSOPER privileged user. I demonstrated in two case, when SYS password changing on primary database. Password files. Traditionally we are coping password file from primary with operating system command (cp, copy). After Oracle Database 11g version RMAN can duplicate password file with DUPLICATE command, so when we using RMAN DUPLICATE command with FOR STANDBY FROM ACTIVE DATABASE option, we can use PASSWORD FILE option for copy primary database pas...
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Oracle Database 18c - Install On-Premises for Linux

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Oracle Database 18c was available on Oracle Cloud. Now everybody can download Oracle Database 18c On-Premises for Linux ( LINUX.X64_180000_db_home.zip ) Oracle change a little on installation file. OUI does not copy files to Oracle Home You just extract the zip file to Oracle Home directly and OUI only linking binaries. I installed Oracle Database 18c on Linux 7.1. Before installation, I set Oracle environments such as (ORACLE_HOME, ORACLE_BASE). You can add these settings in oracle user .bash_profile. You can watch my little installation video: You can also read all about the new features in the 18c documentation Best Regards Mahir M. Quluzade Oracle ACE
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