In Oracle Database, the UNDO segment enables data consistency and supports various database operations, including transaction rollbacks, read consistency, and Flashback features. This post delves into the UNDO management, exploring…
With the introduction of Oracle Database 12c, the multitenant architecture allows multiple pluggable databases (PDBs) to coexist within a single container database (CDB). In Oracle Database 19c, a significant enhancement…
Undo data plays a key role in maintaining data consistency, providing read consistency, rolling back transactions, and recovering the database. Broadly speaking, it paves the way to the following Oracle…
As your database grows and evolves, its undo tablespace needs might change too. In this post, we’ll guide you through the process of modifying the undo tablespace in Oracle 19c.…