以下查询:
INSERT INTO skill (`emp_number`, `skill_id`, `year_exp`, `comments`)
VALUES ('4', '3', '23.45', '')
它产生错误:
1 row inserted.
Warning: #1264 Out of range value for column 'year_exp' at row 1
year_exp column is of datatype decimal(2,2)
请帮我解决错误.