HOUR Function

Returns the hour from a time or datetime value.

Category:	Date and Time
Returned data type:	TINYINT

Syntax

Arguments

Details

Example

Syntax

HOUR(time | datetime)

Arguments

time

specifies any valid expression that represents a time value.

Data type	TIME
See	FedSQL Expressions

datetime

specifies any valid expression that represents a datetime value.

Data type	TIMESTAMP
See	FedSQL Expressions

Details

In Hive, when the HOUR function is used to search for a specific value, the function will fail if there is more than one column of type TIME in the table.

Example

Table: CUSTONLINE

The following statement illustrates the HOUR function:

Statements	Results
select hour(endtime) from custonline;	10 22 19 12 12 16 15 11 10 9
select hour(current_time);	14

HOUR Function

Syntax

Arguments

time

datetime

Details

Example

See Also