how to find count rows in table without count function?

3 Answers   Oracle,

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What are the restrictions on external table columns?

0 Answers  

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Hi all, Can any one give answer for this question. Suppose im having employee table with fields, eno, ename, dept, address1, address2, address3. In address field employee can fill only address1 or address2 or address3... at a time he can fill three address fields. now i want all employee names who filled only one address field.. Plz its urjent can any one give querry.. Thanks in advance.

4 Answers   JPMorgan Chase,

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if i have a procedure with 1000 line.when i run this in 61 line i got the error but i want to continue the programe without error.can anyone tell me how to handle that error.

1 Answers   MasterCard,

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What happens if you use a wrong connect identifier?

0 Answers  

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What are the ways tablespaces can be managed and how do they differ?

0 Answers  

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Is primary key indexed by default in oracle?

0 Answers  

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hai, when to use char and varchar2....?

2 Answers  

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Differentiate the standard purchase order,Blanket purchase agreement,Contract purchase agreement,Planned purchase order?

1 Answers  

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what is view?

7 Answers   Accenture,

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What is an Index ?

2 Answers  

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in account table account type amount ac1 credit 300 ac2 debit 5000 ac3 credit 3000 ac1 debit 4000 ac3 debit 2000 ac2 credit 4000 write a query how to get sum of credit & sum of debit

3 Answers   Polaris,

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