What is the difference between truncate & delete command?
Youre getting high busy buffer waits - how can you find whats causing it?
Why do we need oracle client?
how to convert .db (extention) database file into .dmp (extention ) for oracle database ?
can you explain performance tunning in oracle(sql,PL/SQL)
We need to compare two successive records of a table based on a field. For example, if the table is CUSTOMER, and the filed is Account_ID, To compare Account_IDs of record1 and record2 of CUSTOMER table, what can be the query ?
Explain the different normalization forms?
How would you change old and new values in an insert, delete and update triggers?
Explain the use of rows option in exp command.
What is a snapshot in oracle database?
Explain oracle left join with an example?
Can you assign multiple query result rows to a variable?
What do you mean by merge in oracle and how can you merge two tables?