What is the difference between alert log file and tarce file ?

0 Answers   TCS,

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How to count duplicated values in a column in oracle?

0 Answers  

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what is difference between foreign key and reference key

3 Answers   AZTEC, Infosys,

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I just want to maintain data like an employee can belongs to 3 or more departments . We can resolve this by using composite key but it avoids normalization rules. So Can anyone tell me how can I maintain data.

0 Answers   IBM,

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Write query to fetch second maximum salary from employee table.

4 Answers   Bravura Solutions, HCL,

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How to convert a date to char in oracle? Give one example.

0 Answers  

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Can multiple columns be used in group by in oracle?

0 Answers  

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How to convert character types to numeric types?

0 Answers  

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How to make a Data Backup in oracle ? What is the procedure for creating the dump files in oracle ( any version ) ?

3 Answers   Satyam,

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What is Java Pool in Oracle?

0 Answers   MCN Solutions,

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How data locks are respected in oracle?

0 Answers  

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What are the various constraints used in oracle?

0 Answers  

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