What is a data manipulation language?

0 Answers  

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using subquery how can i calculate working days in a month?

3 Answers   Spice Telecom,

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How can you know that statistics should be updated?

0 Answers  

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Differentiate pl/sql and sql?

0 Answers  

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scope of exception handling in plsql

4 Answers   Wipro,

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What is sqlca in powerbuilder?

0 Answers  

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Why is normalization important?

0 Answers  

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how to delete duplicate rows from a join tables(I have three tables on that join) how do you know which join is need to be used? The select statement I have is: SELECT gc_skill_type.skill_type, gc_area_tec.area, gc_technology.technology, gc_technology.id_technology, gc_area_tec.id_area_tec FROM gc_skill_type, gc_area_tec, gc_technology WHERE gc_area_tec.id_skill_type (+) = gc_skill_type.id_skill_type AND gc_technology.id_area_tec (+) = gc_area_tec.id_area_tec order by gc_skill_type.skill_type asc, gc_area_tec.area asc, gc_technology.technology asc

1 Answers   IAS,

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What is prepared statement in sql?

0 Answers  

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How is sql used in oracle?

0 Answers  

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what is meant by tuning and tk proof?

2 Answers  

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Types of indexes. What is the default key created when a primary key is created in a table ?

5 Answers   TCS,

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