Hi,
I am new to oracle and i am having the following basic doubt.
1.Differnce between Varchar and Varchar2 data types.
( As of my knowledge varchar is deprecated in oracle 9i
and memory management is different btw varchar and varchar2.i am not sure about it)
2.Locking Mechanism in Oracle...
Hi,
I have one requirement.
select fld1 as col1 ,fld2 as col2,max(fld3) as col3 ,
count(*) as col4 from table1 group by fld1,fld2
It gives the result as
col1 col2 col3 col4
------------------------------------------
A B 25 5
A B...
In a following Table ,
Table : order
Fields: order Id
value
i want to find the 'n' th maximum value of order using a single query.
Thanx in Advance.
P.Madhana Gopal,
Principal Software Engineer,
LCube Innovative Solns. Pvt. Ltd.,
India.
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