Is it important to partition hard disk?

0 Answers  

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Is left join same as join?

0 Answers  

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Is sql easier than java?

0 Answers  

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I want to know the difference between A Record Type and a Table.

3 Answers   Thermotech,

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what is the difference between char_length and length? : Sql dba

0 Answers  

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Explain the working of primary key?

0 Answers  

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how can you create an empty table from an existing table? : Sql dba

0 Answers  

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What is null in pl/sql?

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 left join in postgresql?

0 Answers  

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What is ON DELETE CASCADE?

3 Answers  

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What is a self join ?

6 Answers   BirlaSoft,

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