DateFormat
The DateFormat function evaluates a date value and extracts datetime components (as text strings) in the specified format.
Syntax
DateFormat(date, format)
Function arguments:
| date | (required) The date or column of date values to evaluate. |
| format | (required) The datetime components (as a datetime format string) to extract. |
Compatible format specifiers
The DateFormat function uses the datetime formatting functionality of the connected CDW or DBMS. The following format specifiers are supported by most connections and can be used to build the datetime format string.
Trino doesn't support the
%fspecifier.
| Format | Description | Example output (for 2018-07-08 00:34:59) |
|---|---|---|
| %Y | Four-digit year | 2018 |
| %y | Two-digit year | 18 |
| %q | Quarter of the year (1–4) | 3 |
| %m | Two-digit month | 07 |
| %B | Full month name | July |
| %b | Abbreviated month name | Jul |
| %A | Full day of week | Sunday |
| %a | Abbreviated day of week | Sun |
| %d | Two-digit day of month (01-31) | 08 |
| %H | Two-digit hour based on 24-hour clock (00–23) | 00 |
| %I | Two-digit hour based on 12-hour clock (01–12) | 12 |
| %M | Two-digit minutes (00–59) | 34 |
| %S | Two-digit seconds (00–59) | 59 |
| %p | AM or PM | AM |
| %L | Three-digit milliseconds (000–999) | 000 |
| %f | Six-digit microseconds (000000–999999) | 000000 |
| %Z | Time zone offset | -07:00 |
| %% | Percent symbol | % |
Examples
Example 1
DateFormat(Date("2018-07-23"), "%B")
Evaluates the date value "2018-07-23" and returns the full month name, July.
Example 2
DateFormat(\[Date\], "%a, %B %d, %Y")
Evaluates date values in the Date column and returns text strings formatted to include the abbreviated weekday name, full month name, two-digit day of the month, and four-digit year, with commas following the weekday name and day of the month.
Updated about 1 month ago