How many types of database triggers can be specified on a table ? What are they ?

2 Answers  

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What is the difference between a subquery and a join?

0 Answers  

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What is rank dense_rank and partition in sql?

0 Answers  

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why not null constraint showing its constraint type as 'c'

1 Answers  

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how to debugg a procedure or package using dbms_output.put_line in plsql

1 Answers   Polaris,

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What are the qualities of 2nf?

0 Answers  

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What are the methods of filing?

0 Answers  

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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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I want to know last five transactions or records from emp table, from now?

11 Answers   Wells Fargo,

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How can you maintain the integrity of your database on instances where deleting an element in a table result in the deletion of the element(s) within another table?

0 Answers  

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Is drop table faster than truncate?

0 Answers  

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scope of exception handling in plsql

4 Answers   Wipro,

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