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 16620Dear 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 10983SQL Tuning, Oracle Server 10g: Why is the following hint invalid? SELECT /*+ first_rows parallel(table_name,paral_number)*/
1 9378wirte 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 14374Post New Accenture SQL PLSQL Interview Questions
What is another word for methodology?
Explain what do you mean by balanced color way?
What is an assistance class in webdynpro abap?
How can I evaluate an arbitrary python expression from c?
Can you define slice in business objects?
Why do we need indexer in c#?
what is the weight of 12mm aggregates?
During execution of Works Contract,If Contractee(Customer) supply goods to contractor, then it should be shown in Invoice as deduction or no need to show in Invoice.
How many cores does a server need?
Where is it located?
What is a prefix function.write down a code to compute prefix function.
Explain what are partitioned views and distributed partitioned views?
What do you mean by collision in hashing?
What is Under Subscription?
Can Kotline offer any additional functionality for standard Java packages or standard Java classes?