RMAN, INCARNATIONS, and ME part II: Recovery ignoring backups / ORA-19563: datafile copy header validation failed for file

by CloudDudeUncategorizedPosted on Comments are Disabled

Intro In an ideal world, I believe, every backup script should be matched by 2 recovery scenarios. As this swiss OUC figure reminds us, having a backup that works means nothing without a tested restore and recovery. Today I’ll try to depict the don’t do’s after an recovery of a controlfile with open resetlogs using …

Read more “RMAN, INCARNATIONS, and ME part II: Recovery ignoring backups / ORA-19563: datafile copy header validation failed for file”

RMAN, Incarnation, & ME part I: “ORA-19906”: Recovery target incarnation changed during recovery

by CloudDudeUncategorizedPosted on Comments are Disabled

Intro If there is something I honestly always struggled with as a DBA, it’s RMAN incarnation. Both mystical like its name suggests and vital, ensuring absolute consistency of your database and backups. But deep down, you always know it’ll back fire one day out of the shadows. Because that’s where it hides, lurking until a …

Read more “RMAN, Incarnation, & ME part I: “ORA-19906”: Recovery target incarnation changed during recovery”