Write a query to get 2nd maximum salary in an employee table ?68 78440
What is an index and types of indexes. How many number of indexes can be used per table ?12 71310
What is a constraint. Types of constraints ?5 20378
What is a trigger ?10 13279
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 12352
will function return more than one value how9 16470
what is purge command explain about oracle performance tuning2 20805
Give an example of any procedure.5 11610
How will we see framework of a table?2 8112
When we give SELECT * FROM EMP; How does oracle respond?24 37514
Dear 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 6723
SQL Tuning, Oracle Server 10g: Why is the following hint invalid? SELECT /*+ first_rows parallel(table_name,paral_number)*/1 7185
What is different between union and minus?7 17052
wirte 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-20105 9616
What is the relation b/w view and trigger3 9373
If you use location services in your app, will it drain your battery.if yes? How can we avoid?
What is field partitioning in co-pa? : co-pa
Explain the difference between logfile & log space?
what is the necessity of phase locked loop in amplitude modulation systems ?
What is exception handling in php?
Define consignment stock.
cud u help me ... i am struggling with this question... to find all the subsets of a given set for ex.... a,,b,c shud give all the subsets.... i gt the program in c bt nt able to get it in java..... help needed ..
What is a two-pass assembler?
For what purpose ERS is used for?
Explain about the data model operations in HBase?
Explain the process of creating tables using NetBeans IDE?
Explain enumeration in java?
What are different modes of metastore deployment in Hive?
What are the core classes of struts framework? Explain
Explain me how will you neutralize a toxic link to your site?