EXTRACT
The EXTRACT function extracts an individual field value from a specified
date_class data type.
WW, WWW, MM, MMM, A, AA, and zero-filled formats return a C STRING, lengths
listed below.
Syntax
EXTRACT(date_field FROM date)
date_field
Required. The date part that is to be extracted. See below for a complete
list of date parts that can be used in this parameter. Click to see a
list of valid datefield options.
FROM
Required.
date
Required. A date formatted as any valid SQL92 date_class data type.
If the original date is an OMNIDEX DATE or OMNIDEX DATETIME
column, the return data type is C STRING length 32. Otherwise, the return
data type is as follows:
Valid datefield Options
YEAR
MONTH
DAY
HOUR
MINUTE
SECOND
W - Day of the week number (1-Sunday, 2-Monday)
WW - Three-character day-of-week abbreviation (Sun, Mon)
WWW - Fully spelled day-of-week (Sunday, Monday)
M - Non-zero-filled month number (1-January, 2-February)
0M - Zero-filled day-of-month number (01-January, 02-February)
MM - Three-character month abbreviation (Jan, Feb)
MMM - Fully spelled month (January, February)
D - Non-zero-filled day-of-month (1, 2, 3)
0D - Zero-filled day-of-month (01, 02, 03)
J - Non-zero-filled Julian date (1, 2)
0J - Zero-filled Julian date (01, 02)
YY - Two-digit year (99, 00)
YYYY - Four-digit year (1999, 2000)
H - 12-hour, non-zero-filled hour of day (12, 1)
0H - 12-hour, zero-filled hour of day (12, 01)
HH - 24-hour, non-zero-filled hour of day (24, 1)
0HH - 24-hour, zero-filled hour of day (24, 01)
N - Non-zero-filled minute of hour (1, 2)
0N - Zero-filled minute of hour (01, 02)
S - Non-zero-filled second of minute (1, 2)
0S - Zero-filled second of minute (01, 02)
F - Non-zero-filled fraction of a second (1, 2)
0F - Zero-filled fraction of a second (01, 02)
A - Lowercase am/pm indicator
AA - Uppercase AM/PM indicator
Example
select status,
extract(mmm FROM orders.order_date)
from orders
where product_no='PRN4356'
ORDR JANUARY
ORDR DECEMBER
CNCL MARCH
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