Why do we use triggers?

0 Answers  

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Is coalesce faster than isnull?

0 Answers  

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What are the different types of PL/SQL program units that can be defined and stored in ORACLE database ?

2 Answers  

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How many types of relationship are there?

0 Answers  

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What is rank dense_rank and partition in sql?

0 Answers  

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Can we rollback after truncate?

0 Answers  

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What are the uses of sysdate and user keywords?

0 Answers  

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have table with two columns with datatypes as number and varchar and the values in A column like 1,2,3 AND B column values like a,b,c. now need to display data in a single column as 1,a,2,b,3,c.

8 Answers   IBM, Zensar,

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What is the difference between left and left outer join?

0 Answers  

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What is on delete restrict?

0 Answers  

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Write a query to find the name of employees those who have joined on Monday.(based on column hire_date)

15 Answers   Satyam,

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How do I partition in sql?

0 Answers  

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