Un-Answered Questions { IBM MainFrame }

What is check constraint. Explain with example.

771


What is dbrm? When it will be created?

713


Is it possible to alter a table – for example adding a column, when another user is accessing or updating some columns?

770


What is dbrm? What it contains?

825


What does sqlcabc has?

726


What is the difference between cursor stability and repeatable read isolation levels?

810


How to execute stored procedures?

762


What is sqlca?

743


Are view updateable?

744


How and when does the db2 enforces the unique key?

751


What are sqlcodes –803,-805, -811, -818,-904,-911,-913,-101, +100?

863


What is dbrm? What it contains? When it will be created?

713


What is the difference between spufi and qmf?

755


What is the max length of sqlca?

881


Explain cedf transaction commands?

763