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What is the difference between nvl and coalesce?
What is the use of reorg in db2?
Is schema the same as database?
DB2 can implement a join in three ways using a merge join, a nested join or a hybrid join. Explain the differences?
Which isolation level provides maximum concurrency?
What does reorg do in db2?
Explain various types of locks in db2?
What is the use of value function?
What is deadlock in db2?
What is the connection string to connect to the DB2 Database ?
What is the result of open cursor statement?
Is the primary key a clustered index?
What is a Foreign Key?
How will you return the number of records in table?
What do you mean by cursor?
