What is the difference between pl and sql?

0 Answers  

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Can we use more than one null value for unique key?

31 Answers   A1 Technology, Wipro,

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Hi all, i have a table as follows empid empname mgrid deptid 1 a 3 4 2 b 1 5 3 c 2 3 4 d 3 6 5 e 4 7 i want the output as empname mgrname a c b a c b d c e d

4 Answers  

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What is the result, when NULL is compared with NULL?

22 Answers   TCS,

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What are sql procedures?

0 Answers  

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How do you assign Construct the where clause without concatenating Field,value pairs?

1 Answers   Microsoft,

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Whate is use of MOD function in pl/sql.

3 Answers   Oracle,

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What is difference between rank () row_number () and dense_rank () in sql?

0 Answers  

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Why you are not able to create a table using select command,if it is having a LONG column? for eg:create table test as select * from test1 here test1 containg a column having LONG datatype...

1 Answers  

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What is the difference between inner join and left join?

0 Answers  

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Explain constraints in sql?

0 Answers  

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What is Overloading of procedures ?

4 Answers   Amdocs,

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