What does cursor do in sql?

0 Answers  

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What is left join example?

0 Answers  

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What is partition in sql query?

0 Answers  

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what is the different between unique+not null & primary key,

4 Answers  

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Wat is SGA ?

3 Answers   ABB,

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What do you mean by table in sql?

0 Answers  

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one of the column in my table contains the data like SAL ---- 1000 1000 2000 3000 3000 So my requirement is i want output like SAL --- 1000 2000 3000 it mean i want to delete duplicate rows only how should u write query?

9 Answers   TCS,

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What is keys and its types?

0 Answers  

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how to delete duplicate rows from a specified table(only single table) how do you know which join is need to be used

11 Answers   UST,

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Does oracle roll back the transaction on an error?

0 Answers  

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What is type and rowtype in pl sql?

0 Answers  

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package specification-3 procedures package body-2 procedures will is execute

2 Answers   PWC,

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