What happens if the update subquery returns multiple rows?

0 Answers  

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I have table-A(1,2,3)& table-B(3,4,5).what is the different b/w below questions? A union all B? B union all A?

2 Answers   Zensar,

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How to create lov dynamically at runtime & attach to text field?

0 Answers  

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If server is in US and client is in india there is timezone is diffrence, How can we display date in indian time when data is displayed from US server timezone?

1 Answers  

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Differentiate between pre-select and pre-query?

0 Answers  

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Explain rename?

0 Answers  

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Can a Tablespace hold objects from different Schemes ?

3 Answers  

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How you open and close a cursor variable.Why it is required?

2 Answers  

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what are the mandortary parameters required for cuncurrent program definition in oracle apps R12?

1 Answers   Arrow Electronics,

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What is schema?

41 Answers   Bodhi Global Services, Cognizant, HCL,

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What is the Tune Query

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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