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convert_tz()函数 从一个时区转换为另一个时区。
convert_tz()函数语法如下
convert_tz(dt,from_tz,to_tz)
convert_tz() 函数会将日期时间值 dt 从 from_tz 给定的时区转换为 to_tz 给定的时区,并返回结果值。如果参数无效,此函数返回 null。
mysql> select convert_tz('2004-01-01 12:00:00','gmt','met');
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| convert_tz('2004-01-01 12:00:00','gmt','met') |
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| 2004-01-01 13:00:00 |
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1 row in set (0.00 sec)
mysql> select convert_tz('2004-01-01 12:00:00',' 00:00',' 10:00');
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| convert_tz('2004-01-01 12:00:00',' 00:00',' 10:00') |
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| 2004-01-01 22:00:00 |
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1 row in set (0.00 sec)