Whatz the main diff between Subquery and a Join

14 Answers   Oracle, Zeta Interactive,

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Please explain drop constraint oracle?

0 Answers  

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what is the output of select * from emp where null=null & select * from emp where 1=1

8 Answers   IMS Health, NIIT,

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why pl sql doesn't support retrieving multiple records

1 Answers   Mphasis,

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I want a table like, no name address addr1 addr2 So i want columns like addr1,addr2 under address column. Can one please answer me. Advance Thanks.

2 Answers   IBM,

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There are three tables : E : EID,ENAME D : DID,DNAME empdept : eid, did select the employees who doesn't belong to any dep

4 Answers   Microsoft,

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Design database draw er diagram for a certain scenario ?

0 Answers   Keane India Ltd, TATA,

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How to check the oracle tns settings?

0 Answers  

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can we insert any row to dual table if i got the permission from DBA

5 Answers   HCL, Tesco,

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How to generate query output in html format?

0 Answers  

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Explain view?

0 Answers  

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what are the database links ?

2 Answers  

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