How toimport .dmp file in lower version of oracle from higher version ?

4 Answers   TCS,

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Wat is SGA ?

3 Answers   ABB,

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What is pragma in pl sql?

0 Answers  

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how do you restrict number of rows for a particular value in a column.For example:there is a table called fruits,having apples,bananas ,papayas.I dont want to have more than 100 apples in that table ,so how can u restrict number of rows for apple to hundred?

6 Answers  

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I have a tablle like this: cust acc ----------- a 1 b 2 b 3 c 4 c 5 c 6 I Want below o/p: cust acc --------------- a 1 b 2|3 c 4|5|6 Please any one can you have any ideas share me. I have urgent requirement.

7 Answers   MTS,

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IN A TABLE HAVE ONE COLUMN PRIMARY KEY..IT WILL NOT ALLOWS NULL VALUES AND DUPLICATE VALUES..INSTEAD OF PRIMARY KEY WHY CANT WE USE UNIQUE AND NOT NULL.THESE TWO ALSO DOESNT ACCEPT NULL VALUES IN NOT NULL AND UNIQUE DOESNT ACCEPT DUPLICATE VALUES? SO WHAT IS THE DIFEERENCE BETWEEN(UNIQUE,NOT NULL) AND PRIMARY KEY??????

8 Answers   rsystems,

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What is procedure and function?

0 Answers  

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What is the difference between instead of trigger and after trigger?

0 Answers  

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When sql appeared?

0 Answers  

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What is difference between nchar and nvarchar?

0 Answers  

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What is sql injection vulnerability?

0 Answers  

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Explain the methods used to protect source code of pl/sql.

0 Answers  

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