This is the legacy 4D documentation web site. Documentations are progressively being moved to developer.4d.com
- 4D SQL Reference
-
- Functions
-
-
SQL Functions
-
ABS
-
ACOS
-
ASCII
-
ASIN
-
ATAN
-
ATAN2
-
AVG
-
BIT_LENGTH
-
CAST
-
CEILING
-
CHAR
-
CHAR_LENGTH
-
COALESCE
-
CONCAT
-
CONCATENATE
-
COS
-
COT
-
COUNT
-
CURDATE
-
CURRENT_DATE
-
CURRENT_TIME
-
CURRENT_TIMESTAMP
-
CURTIME
-
DATABASE_PATH
-
DATE_TO_CHAR
-
DAY
-
DAYNAME
-
DAYOFMONTH
-
DAYOFWEEK
-
DAYOFYEAR
-
DEGREES
-
EXP
-
EXTRACT
-
FLOOR
-
HOUR
-
INSERT
-
LEFT
-
LENGTH
-
LOCATE
-
LOG
-
LOG10
-
LOWER
-
LTRIM
-
MAX
-
MILLISECOND
-
MIN
-
MINUTE
-
MOD
-
MONTH
-
MONTHNAME
-
NULLIF
-
OCTET_LENGTH
-
PI
-
POSITION
-
POWER
-
QUARTER
-
RADIANS
-
RAND
-
REPEAT
-
REPLACE
-
RIGHT
-
ROUND
-
RTRIM
-
SECOND
-
SIGN
-
SIN
-
SPACE
-
SQRT
-
SUBSTRING
-
SUM
-
TAN
-
TRANSLATE
-
TRIM
-
TRUNC
-
TRUNCATE
-
UPPER
-
WEEK
-
YEAR
-
4D v20 R7
HOUR
HOUR
|
HOUR (arithmetic_expression) |
||
The HOUR function returns the hour part of the time passed in the arithmetic_expression. The value returned ranges from 0 to 23.
Supposing that we have the INVOICES table with a Delivery_Time field. To display the hour of the delivery time:
SELECT HOUR(Delivery_Time)
FROM INVOICES;
See also
PROPERTIES
Product: 4D
Theme: Functions
PAGE CONTENTS
HISTORY
ARTICLE USAGE
4D SQL Reference ( 4D v20 R7)
© 1985-2025 4D SAS / 4D, Inc. All rights reserved.