有没有办法在 postgresql 中将文本转换为时间?
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Is there any way convert text to time in postgresql?
提问by Edward
Is there any way convert text to time type? Code in postgresql as below:
有没有办法将文本转换为时间类型?postgresql 中的代码如下:
to_char(localtimestamp(0),'HH24:mi:SS')
this way I will get the value like 15:15:20
,but this type
is varchar(or text).
How can I do to get the value in time
type?
这样我会得到像这样的值15:15:20
,但这type
是varchar(或文本)。
我该怎么做才能获得time
类型的值?
Thanks!
谢谢!
回答by Quassnoi
SELECT TO_TIMESTAMP('15:15:20', 'HH24:MI:SS')::TIME
Note that your very query (which returns local time) can be rewritten as
请注意,您的查询(返回本地时间)可以重写为
SELECT LOCALTIME
which would return TIME
哪个会返回 TIME