Difference between revisions of "HOUR"
From SQLZOO
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<li>[[SECOND |SECOND function]]</li> | <li>[[SECOND |SECOND function]]</li> | ||
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Latest revision as of 22:06, 21 October 2012
| HOUR(d) | ||
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| Engine | OK | Alternative |
| ingres | No | EXTRACT(HOUR from d) |
| mysql | Yes | EXTRACT(HOUR from d) |
| oracle | No | TO_CHAR(d,'HH24') |
| postgres | No | EXTRACT(HOUR from d) |
| sqlserver | Yes | DATEPART(HOUR,d) |
HOUR
HOUR allows you to retrieve the hour from a datetime.
HOUR(d)
In this example you get the hour from the datetime field whn.
SELECT EXTRACT(HOUR FROM whn) AS v ,whn ,wht FROM eclipse
SELECT EXTRACT(HOUR FROM whn) AS v ,whn ,wht FROM eclipse
SELECT TO_CHAR(whn,'HOUR') AS v ,whn ,wht FROM gisq.eclipse
SELECT HOUR(whn) AS v, whn, wht FROM eclipse
See also
| Language: | English • Deutsch |
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