I am getting error "no communication channel" after changing the domain name? What is the solution?
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What is the difference between truncate and delete? Why is one faster?
Users get the following error: ora-00055 maximum number of dml locks exceeded? What is the problem and how do you fix it?
How can you find out how many users are currently logged into the database? How can you find their operating system id?
What is the relation between database and instance?
What are the main functions of dba?
If you see the value for reloads is high in the estat library cache report is this a matter for concern?
While taking hot backup (begin end backup) what will happens back end?
What is a dba why is this position necessary?
What causes the "snapshot too old" error? How can this be prevented or mitigated?
What is dba in sound level?
What is the difference between rman and a traditional hotbackup?
How can you find out how many users are currently logged into the database?