To check that the value entered into a CHAR column is either 'M' or 'F',you would use a check condition constraint.
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Q17: A NOT NULL constraint is an example
Q18: Given the column declaration name CHAR(5),if a
Q19: The following declaration represents an integer: my_int
Q20: A primary key is defined using an
Q21: Which of the following is a legal
Q23: Which of the following declares a column
Q24: Which of the following is not required
Q25: You can change a column data type
Q26: You can always rename a table.
Q27: In an INTERVAL YEAR TO MONTH data
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