What is program debugging?

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1.when will you use week refcursor and when will you use strong ref cursor ? 2.what is the use of sql trace..how do you use it ? 3.can you please send all the sql plus commands...like set line 6000....

1 Answers   Satyam,

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How to raise user-defined exception with custom sqlerrm ?

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What is the difference between inner join and outer join?

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Is record in pl sql?

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What is compilation error in pl sql?

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what is an associative array with example?

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How does join work in sql?

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wirte a query to remove null? following table are col1 col2 col3 dinesh null null null suresh null null null prakesh i want the output like col1 col2 col3 dinesh suresh prkaesh

6 Answers   TCS,

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What is a design view?

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What are conditional predicates?

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Can u create a primary key with out unique index.

8 Answers  

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