YEAR(date)
SELECT YEAR(‘70-01-16') SELECT YEAR(‘2070-01-16') SELECT YEAR(‘69-01-16 00:00:00')
-> 1970 (表示返回date的4位数年份) -> 2070 -> 1969
It should be noted that if the year has only two digits, the automatic completion mechanism is based on the default time of 1970.01.01, > ;= Completion of 70 19,
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