What is ora-1555 snapshot too old error? Explain in detail?
No Answer is Posted For this Question
Be the First to Post Answer
What is the main function of database?
What does the no logging option do? Why would we be careful of using it?
What are the main benefits of using spfile over pfile?
What are four common errors found in an alert .log?
How many databases should a dba manage?
How do you use automatic pga memory management with oracle 9i and above?
What does a hard one-to-one relationship mean (one where the relationship on both ends is "must")?
Explain dual table. Is any data internally stored in dual table. Lot of users is accessing select sysdate from dual and they getting some millisecond differences. If we execute select sysdate from emp; what error will we get. Why?
What is the most important action a dba must perform after changing the database from noarchivelog to archivelog?
Which files are vital that should be backed up?
What is oracle dba role?
What is main function of database administrator?