What is sql select statement?
What is clause in sql?
What are sql*plus environment variables?
What is recursive stored procedure?
What is foreign key in sql with example?
What is the syntax and use of the coalesce function?
2. Select A.A from ( select 1 as from dual Union select 1 as from dual)A Full outer join ( select 1 B from dual Union select 2 B from dual)B On A.A=B.B
What are the two types of exceptions in pl/sql?
What is multiple partition?
What is graph sql?
What is difference between hql and native sql?
How to set up sql*plus output format in oracle?
Is not null in sql?