How can i give the restrictions for the data entry, if i wish to enter only I

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?

Question Posted / prernagupta

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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 ..

Answer / soorai ganesh

If u Use SQLSERVER 2005. This will helpful to you

CREATE RULE myRule AS @strGrade IN('I','II','III','IV')
GO
CREATE TABLE myTable
(
empID INT,
empName VARCHAR(50),
empGrade VARCHAR(3),
empSalary NUMERIC(9,2)
);
GO
sp_bindrule myRule, 'myTable.empGrade';
GO

INSERT INTO myTable VALUES(1,'Ganesh','I',59000) -- Valid
INSERT INTO myTable VALUES(1,'Ganesh','II',89000) -- Valid
INSERT INTO myTable VALUES(1,'Ganesh','III',99000) -- Valid
INSERT INTO myTable VALUES(1,'Ganesh','IV',259000) -- Valid
INSERT INTO myTable VALUES(1,'Ganesh','V',259000) --
Invalid

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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 ..

Answer / pervej

use constraint or rules that will helps u in this query
we can also use cursor for this for insert

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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 ..

Answer / 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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