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OceanBase Database
HOUR(time)
HOUR() returns the hour part of time.
obclient> SELECT HOUR('10:05:03');
+------------------+
| HOUR('10:05:03') |
+------------------+
| 10 |
+------------------+
1 row in set
obclient> SELECT HOUR('272:59:59');
+-------------------+
| HOUR('272:59:59') |
+-------------------+
| 272 |
+-------------------+
1 row in set
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