An SQL statement to define the integrity constraint that the first character in the first name of an employee must be in upper case can be

Question

Answer

alter table employee add check (upper(substr(fname, 0, 1)) = substr(fname, 0, 1))

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alter table employee add check (upper(substr(fname, 1, 1)) = substr(fname, 1, 1))

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None of these

Answer

alter table employee add check (upper(substr(fname, 1, 1)) = substr(fname, 1, 1)

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