How to declare a local variable?
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How can we manage the gap in a primary key column created by a sequence? Ex:a company has empno as primary key generated by a sequence and some employees leaves in between.What is the best way to manage this gap?
What is flashback in Oracle?
How to retrieve data from an explicit cursor?
Can group functions be mixed with non-group selection fields?
In SAP ECC 6.0 , under DB02 tcode , Tablespace name to be explain stepy step all the col
What is oracle thin client?
What is the use of aggregate functions in oracle?
Can you drop an index associated with a unique or primary key constraint?
How to insert a record into a table?
What happens if you use a wrong connect identifier?
How do you get nicely formatted results from an oracle procedure that returns a reference cursor?
What are various constraints used in SQL?