Tag: Oracle

Alter Flash Cache Mode on Storage Server in Exadata and Zero Data Loss Recovery Appliance

10 de dezembro de 2025

Flash Cache is a mechanism that use the high-performance flash storage on Exadata Storage Servers to keep frequently used data and index blocks readily available. It operates as a fast cache between the slower disks and the database servers, greatly reducing I/O wait time and improving overall system performance for both OLTP and data warehousing. … Mais Alter Flash Cache Mode on Storage Server in Exadata and Zero Data Loss Recovery Appliance

How to Set SSH User Equilance in All Storage Server in Exadata and Zero Data Loss Recovery Appliance

27 de novembro de 2025

Many tasks in an Exadata and Zero Data Loss Recovery Appliance environment, you can do connected in one server and then, execute the operation in many servers and storage servers in one time. But for this, as premise, all ssh connections must be done without password, using user key equivalence. One way to set this … Mais How to Set SSH User Equilance in All Storage Server in Exadata and Zero Data Loss Recovery Appliance

Configuring Backup and Redo Failover of Protected Databases from Primary ZDLRA to an Alternate ZDLRA During Maintenance or Unavailability, Without Creating a Backup

21 de agosto de 2025

In an environment where Backup and Redo Apply are configured, a protected database sends backups and redos to a primary Recovery Appliance under normal circumstances. When the primary appliance is unavailable, the protected database sends backups and redos to an alternate Recovery Appliance until the service on the primary is restored. The alternate appliance does … Mais Configuring Backup and Redo Failover of Protected Databases from Primary ZDLRA to an Alternate ZDLRA During Maintenance or Unavailability, Without Creating a Backup

Configuring Real-Time Redo Transport on Zero Data Loss Recovery Appliance

29 de julho de 2025

Real-Time Redo Transport is a mechanism used to send redo information directly from the buffer protected database to Zero Data Loss Recovery Appliance, minimizing the backup gap, turning restore point for protected databases using ZDLRA, with zero data loss. With each redo data sent to the ZDLRA, the appliance creates a backup, which, together with … Mais Configuring Real-Time Redo Transport on Zero Data Loss Recovery Appliance

Restore of a Datafile Not Part of the Oracle Data Dictionary Using ZDL Recovery Appliance

21 de janeiro de 2025

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

Using Recover Standby Database From Service To Fix Physical Data Guard

11 de dezembro de 2024

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