What is user managed backup in Oracle?

0 Answers   MCN Solutions,

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when a grant option is encountered for a table EMP to a peer sitting beside you who has already having the table of that name (EMP), then what is the result?

2 Answers  

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why pl sql doesn't support retrieving multiple records

1 Answers   Mphasis,

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What is translate in oracle?

0 Answers  

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What is merge statement used for?

0 Answers  

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how can get like this result table A col1 col2 --- ----- a A b B C C .. .. .. ... .. ... wants result like for a single column col1 ------ a,b,c,........n of data and another is col1 ------- A B C D ........ a b b d ........

2 Answers   TCS,

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Define oracle database

0 Answers  

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WHAT IS THE DIFFERENCE BETWEEN PRIMARY KEY(PK) CONSTRAINT AND UNIQUE KEY(UK) + NOT NULL(NN) CONSTRAINT ASSIGN TO A COLUMN ? INSTEAD OF ASSIGNING PK ,WE CAN ASSIGN UK + NN TO A COLUMN. WHAT ARE THE MARRITS AND DEMARITS BETWEEN THE ABOVE TWO?THE ABOVE TWO ARE SAME,THEY DON'T ALLOW DUPLICATE AS WELL AS NULL VALUES.

3 Answers  

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What is a trigger and what are its types?

0 Answers  

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What is the difference between implicit index and explicit index?

2 Answers   TCS,

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types of indexes and the rationale behind choosing a particular index for a situation.

0 Answers  

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What is schema?

41 Answers   Bodhi Global Services, Cognizant, HCL,

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