MySQL允许声明YEAR类型的列,借助它我们可以将年份值存储在该列中。
mysql> Create table year1 (Year_Copyright YEAR);
mysql> Insert into year1(Year_Copyright) values (2017);
mysql> Select * from year1;
+----------------+
| Year_Copyright |
+----------------+
| 2017 |
+----------------+
1 row in set (0.00 sec)
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