What is an emotional trigger?

0 Answers  

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If we declare constraints Unique and Not null on a single column then it will act as a Primary key, so what is the use of primary key??

3 Answers  

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Whate is use of MOD function in pl/sql.

3 Answers   Oracle,

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What is minus?

0 Answers  

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Explain autonomous transaction.

0 Answers  

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how to eliminate null values in a column i.e table vlaues 1 2 3 NULL 3 4 1 5 NULL i want output like this 1 2 3 3 4 1 5 i dnt want to use nvl is null and i dnt want replace the NULL value with any value i.e nvl(col,o);

11 Answers   Satyam,

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Which one of the following join types will always create a Cartesian Product? 1. CROSS JOIN 2. LEFT OUTER JOIN 3. RIGHT OUTER JOIN 4. FULL OUTER JOIN 5. INNER JOIN

2 Answers  

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What is Difference Between Unique and Primary Key Constraints?

0 Answers   Wipro,

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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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how can we encrypt and decrypt a data present in a mysql table using mysql? : Sql dba

0 Answers  

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What is the usage of the distinct keyword?

0 Answers  

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