I tried exp utility to dump all database. Looks like this exports only the last version of data skipping undo log. Using flashback queries I see: 01466. 00000 - "unable to read data - table ...
What is the drawback using only EXP command for a database dump (and considering it as a backup) instead of taking backups using BACKUP DATABASE command (via RMAN)? What is a difference between ...
We have a sql-server 2005 database that we regularly transfer from our client site to ours. This takes a long time because we don't have a direct connection and have to transfer the file over their ...