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How can i give the restrictions for the data entry, if i
wish to enter only I ,II, III, IV in the grade actegory of
student table?
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Answer Posted / mohan
create table #test (sno int check(sno in(1,2,3)))
successfull statement:
insert into #test values(3)
failure statement :
insert into #test values(4)
error message:
INSERT statement conflicted with COLUMN CHECK
constraint 'CK__#test__sno__68E599B5'. The conflict
occurred in database 'tempdb',
table '#test________________________________________________
____________________________________________________________
___00000000D7E0', column 'sno'.
The statement has been terminated.
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