2 Shares 1K Share Facebook 1K Share Twitter 1K Share LinkedIn 1K Share Facebook Messenger 2 Share WhatsApp 1K Share Email What is redo? Let’s look briefly at the redo process. When Oracle blocks (the smallest unit of storage in a database) are changed, including UNDO blocks, Oracle records the changes in vector changes, which…
Category: High Availability
Back-to-Basics: Understanding Backup and Recovery plus High Availability(Part I)
3 Shares 1K Share Facebook 1K Share Twitter 1 Share LinkedIn 1K Share Facebook Messenger 2 Share WhatsApp 1K Share Email The constant evolution of IT has, among other things, affected the role of a database administrator (DBA). Today the DBA is not merely a Database Administrator anymore but is morphing more into the Database…
Playing with Active Data Guard – DML Redirection and Automatic Block Media Recovery
5 Shares 1K Share Facebook 1 Share Twitter 3 Share LinkedIn 1K Share Facebook Messenger 1 Share WhatsApp 1K Share Email Today we will be playing with two functionalities of Oracle Active Data Guard (ADG): DML Redirection Automatic Block Media Recovery DML Redirection is the capability ADG has to redirect DML operations made in the…