Can we have more than one NULL in a column having unique constraint?

12 Answers   247Customer,

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create index a on employee(dno) In this,which index was created?

2 Answers  

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Difference between sql server 2000 and sql server 2005?

11 Answers   Aditi Tech, eInfochips, GE, HCL, IBM, Masim Infotech, NIIT, Satyam, Systems Domain,

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What is bit datatype and what's the information that can be stored inside a bit column?

1 Answers  

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How to link tables in sql server?

0 Answers  

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what is IDE,DMV in sql server?

1 Answers   Value Labs,

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What is Cross Join

3 Answers  

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What is triggers in ms sql server?

0 Answers  

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What is the name of the system variable that returns the number of rows affected by a SQL statement?

0 Answers   HCL,

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please can anyone answer this query Table 1 has 2 columns: EmployeeId,Age Table 2 has 2 columns: EmployeeId, Region Write SQL to Find the region who has the oldest person

10 Answers  

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when you create a database how is it stored? : Sql server database administration

0 Answers  

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Suppose you want to implement the many-to-many relationships while designing tables. How would you do it?

0 Answers  

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