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 16165Dear 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 10340SQL Tuning, Oracle Server 10g: Why is the following hint invalid? SELECT /*+ first_rows parallel(table_name,paral_number)*/
1 9001wirte 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 13588Post New Accenture SQL PLSQL Interview Questions
What is laravel used for?
Difference between winrunner and test director?
What are Principal components?
Is it necessary to install spark on all the nodes of a YARN cluster while running Apache Spark on YARN ?
Can we extend private class in java?
what is queuemanager in ibm websphere mq?
What is a unix file?
How do I run exe on windows 7?
Where will you generally define the credentials and how will you use them in blue prism?
1.Have u logical models in project? If s which logical model used? 2.how do u connect to production server? 3. how do u test the data in report is same as in DWH? 4. u created one report but there is no data in the attribute. But how can u extract the data from ware house? 5. u have two tables having different ids how do u merge those table in MSTR? 6. have u faced challenging situation in u r project? Give me one example?
Where is the windows start menu in windows 10?
What kind of the information stored inside the assembly?
Why syn. Generators are used for the production of electricity?
Explain how many arms does an octopus have?
What is meaning of View in MVC?