What causes the "snapshot too old" error? How can this be prevented or mitigated?
If you see a pin hit ratio of less than 0.8 in the estat library cache report is this a problem? If so, how do you fix it?
Which files are vital that should be backed up?
What is the full form of dba?
What is an artificial (derived) primary key?
What degree do database administrators need?
What does a senior database administrator do?
How does one create a new database?
Discuss row chaining, how does it happen?
What skills does a dba need?
Which function is used to find the largest integer less than or equal to aspecific value?
How can you determine if the sqlnet process is running for sqlnet v1? How about v2?
What os user should be used for the first part of an oracle installation (on unix)?
System tablespace cant be exported from one database and imported into another why?
What does the no logging option do? Why would we be careful of using it?