which is best institue to learn oracle 11i in ameerpet or maithrivanam or sr nagar please help

5 Answers  

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select statement does not retrieve any records. what exception is raised?

2 Answers  

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I have a table emp. There is only one column in the table. In that , there are only three rows in that column. The value in the first row is 'A' and the value in the second row is 'B' and the third row is 'C'. Now, my question is , How will you write a select query to display the output as B C A Note: order by cannot be used coz it gives us output as CBA. But the output should be BCA.

4 Answers  

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What SQL query from v$session can you run to show how many sessions are logged in as a particular user account?

1 Answers  

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What is a recycle bin in oracle?

1 Answers  

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how to find find & delete duplicate rows from two different tables?

3 Answers   Accenture, TCS,

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How can return max date row A b c d e 1 2 1-mar-09 5 10 1 2 10-mar-09 5 10 Only using oracle predefined function. Not user defined. Output:-- A b c d e 1 2 10-mar-09 5 10

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How view is different from a table?

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How to open a cursor variable?

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State the difference between a primary key and foreign key?

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Can sub procedure/function be called recursively?

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Where is the export dump file located?

0 Answers  

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