A very strange error.
No information on metalink about it.
The reason was :
one of views had the columns as 'UNDEFINED' , when we try to see in toad ( no varchar, date or other type of data).
Recreating the view was the solution.
Flashback a Pluggable Database in RAC with Data Guard
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I have published a new video Flashback PDB in RAC with DG.
Here are some important considerations / commands when you want to use
Flashback :
1. Ensur...
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