User can create a check constraint over column to allow insertion of alphabets in the column.
CREATE TABLE TestTable
(ID INT, FirstCol VARCHAR(100),
CONSTRAINT FirstCol CHECK (FirstCol NOT LIKE ‘%[^A-Z]%’))
User can create a check constraint over column to allow insertion of alphabets in the column.
CREATE TABLE TestTable
(ID INT, FirstCol VARCHAR(100),
CONSTRAINT FirstCol CHECK (FirstCol NOT LIKE ‘%[^A-Z]%’))