In this article, I will show how to integrate an Oracle database with a PostgreSQL database. First, we need to gather all the necessary information, such as: IP address of the Oracle server Passwords for the root and oracle OS users Passwords for the sys and system Oracle users IP address of the PostgreSQL server … Mais Integrating Oracle and PostgreSQL via Heterogeneous Services
I faced in my costumer environment, the issue RMAN-20110, during primary RMAN backup execution. This environment has a primary and data guard databases. To simulate the issue before fix it, simple execute a resync catalog: No backup for that specific database, will execute until you fix it, so, this is a critical issue. To fix … Mais Error RMAN-20110 error: set_stamp set_count conflict During Catalog Resync in RMAN Backup on ZDL
The ZDL, like other Oracle appliances and technologies, can be managed from the Oracle Enterprise Manager, a graphical web tool, to manage its infrastructure. However, the tool has some bugs. This error appeared after the user responsible for the RMAN catalog in the ZDL was changed, where the OEM tries to create a catalog, with … Mais Error RMAN-07540: Cleanup is required for the VPC user schema when connecting to the ZDL Recovery Appliance catalog
In the event of a datafile loss, which is not part of the SYSTEM, SYSAUX, or any other tablespace belonging to the Oracle data dictionary, you can execute the commands below to recover the datafile. Obviously, for this, you must ensure that your backups are up-to-date and intact. The tablespace will remain inaccessible until the … Mais Restore of a Datafile Not Part of the Oracle Data Dictionary Using ZDL Recovery Appliance
In a situation where a datafile from the SYSTEM tablespaces is lost, you should execute the following commands to return the database to an operational state. Obviously, for this, you should have up-to-date and intact backups. The database will be inaccessible until a full restoration is completed. In the example below, we will use an … Mais Restore of SYSTEM Datafile using ZDL Recovery Appliance in RAC Environment
To restore a lost control file in a RAC environment, you must ensure that your backups are intact and up-to-date. The process is done in two stages. First, you will need to start only one instance in nomount mode and then perform the control file restore. Next, you will need to restart the instance and bring it … Mais How to Restore Lost Control Files in a RAC Environment with Zero Data Loss
Due to a series of tests performed in a development environment, we forced the cancellation of some operations that were being executed on ZDL. As a result, metadata became lost and inconsistent, with missing records and values in required fields in one of the internal views of the RASYS user. The error below was encountered … Mais Error ORA-01400: cannot insert NULL into (“RASYS”.”BCF”.”CKP_TIME”) on ZDL Recovery Appliance Catalog
Sometimes, because you forget to set standby_file_management to AUTO for example, or any other reason you can get the issues below on alert log or starting database, you can rename datafile with a new feature on Data Guard. This tip help you fix the issue without copy datafiles via RMAN or have to set tablespaces … Mais Rename Datafile on Physical Data Guard Fixing Error ORA-01111 and ORA-01110
Oracle Data Guard is a secondary database environment used for disaster recovery, failover, or data recovery, however, this environment can also experience failures, such as synchronization issues, maintenance, and others. Oracle has simplified the process of fixing the database in the Data Guard environment with the command Recover Standby Database From Service, which uses a connection … Mais Using Recover Standby Database From Service To Fix Physical Data Guard
To recover a table, assuming you have a ZDL, you only need to have your backups up to date and intact. After this, you should execute the recovery, as in any Oracle environment, whether or not using a Recovery Appliance. In the example below, we will use a connection to the RMAN catalog, connecting to … Mais Recovering Table With ZDL Recovery Appliance
