What is a schema in oracle?

0 Answers  

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In my table i have 4 columns with 100 records but in that 4 columns one column contains all NULL values so can i add NOT NULL CONSTRAINT on that column......... ok if it is not possible, can i add NOT NULL CONSTRAINT from 101 Record Onwards?

4 Answers   Cap Gemini,

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How to create a new table in your schema?

0 Answers  

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what is the syntax of SELECT command?

6 Answers  

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Give the sequence in which triggers fired during insert operations, when the following 3 triggers are defined at the same block level ?

1 Answers  

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How i can handle exception in large code like 1000 line without distrubing the code or without exception handler sction?

0 Answers   Zensar,

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Explain oracle insert into command?

0 Answers  

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What are the advantages of oracle 12c?

0 Answers  

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14. Display the item_cost and then round it to the nearest hundred, ten, unit, tenth and hundredth

1 Answers   Wipro,

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What is instant client oracle?

0 Answers  

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How to retrieve 5th highest sal from emp table?

8 Answers  

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difference between oracle8i and oracle9i

4 Answers   NIIT,

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