When we can declare a column as Unique and Not Null both at the same time. What is the use pf Primary Key then?
2 16332Dear All, Question for this Week Find out possible error(s) (either at compile time or at runtime) in the following PL/SQL block. State the reason(s) and correct the errors. Declare Cursor C1 is select ename, sal, comm from emp; Begin For i in C1 Loop If i.comm between 299 and 999 then Dbms_output.put_line(i.Ename || ‘ ** Good Commission’); Elsif i.comm > 999 then Dbms_output.put_line(i.Empno || ‘ ** Very Good Commission’); close C1; Else Dbms_output.put_line(i.Ename || ‘ ** ’ ||nvl(i.comm,‘O’)); End if; End Loop; End;
7 10585SQL Tuning, Oracle Server 10g: Why is the following hint invalid? SELECT /*+ first_rows parallel(table_name,paral_number)*/
1 9125wirte a query to filter improper date format follwing table? date 20-apr 22-may-2010 26-jun-2010 feb-2009 i want the output date 22-may-2010 26-jun-2010
6 13876Post New Accenture SQL PLSQL Interview Questions
Discuss the challenges and strategies for managing anesthesia in children, including dosage adjustments and pain management.
Explain under what type of account does the unearned revenues fall?
What is a jms server?
Explain the adodb.stream class?
In bom I mentioned item category as l but when I create po for sub-contracting defaultly it shows t?
What is Fractional PRI?
What is the difference between ienumerable and enumerator?
What is meaning of <> in sql?
Which is the t/r that builts only single cache memory?
Can corba application be multi-threaded?
What is constrainted picklist?
What is the array in php?
explain local datetime api in java8?
What is lazy loading and how to enable lazy loading?
Which of the WebCR options allows to view the list of all client machines along with their status in read-only form?