Difference between IN and EXISTS

4 Answers   Nous, Polaris,

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mail-id table contains two columns(email_id,userid) it contains different types of mail-ids,and no of users. here username length is differ na,(ex- tamil@yahoo.com,joshua@hotmail.com like) now i want to fetch the email-ids only starting from '@' (ex-@gmail.com,@yahoo.com,@hotmail.com

5 Answers  

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What is offset in sql query?

0 Answers  

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Begin For j in 4403201000 .. 4403202000 Loop If mod (j, 100) = 0 then Dbms_output.put_line (j); End if; End loop; End; what will be the output of this question

7 Answers   TCS,

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What is scalar data type in pl sql?

0 Answers  

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There is a sequence with min value 100. I want to alter this sequence to min value as 101. If the table has already data in the sequence column as 100,101,102... Is it possible to do so ?

4 Answers   IBM,

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What is secondary key?

0 Answers  

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how can we find the number of rows in a table using mysql? : Sql dba

0 Answers  

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What is clause?

0 Answers  

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what is sql profiler

2 Answers   Fidelity,

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What is the difference between SQL Constraint and PL/SQL constraint.Pls give all the constraint name.

3 Answers   TCS,

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What is %s in sql?

0 Answers  

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