Flash cards
Review the key moves
1/4
Core idea
What is the main idea behind MySQL YEARWEEK() Function?
Lesson checks
Practice each idea before moving on
Short Mimo-style checks built from this lesson's code, terms, and sequence.
1Quick choice
Which statement best captures the main point of this lesson?
2Fill blank
Complete the missing token from the example code.
___ YEARWEEK("2017-06-15");3Order
Put the learning moves in the order that makes the concept easiest to apply.
The YEARWEEK() function returns the year and week number (a number from 0 to 53) for a given date.
Definition and Usage
MySQL YEARWEEK() Function
Example
SELECT YEARWEEK("2017-06-15");Definition and Usage
The YEARWEEK() function returns the year and week number (a number from 0 to 53) for a given date.
Syntax
YEARWEEK(
date
,
firstdayofweek
)Parameter Values
| Parameter | Description |
|---|---|
| date | Required. The date or datetime value to extract the year and week number from |
| firstdayofweek | Optional. Specifies what day the week starts on. Can be one of the following: 0 - First day of week is Sunday 1 - First day of week is Monday and the first week has more than 3 days 2 - First day of week is Sunday 3 - First day of week is Monday and the first week has more than 3 days 4 - First day of week is Sunday and the first week has more than 3 days 5 - First day of week is Monday 6 - First day of week is Sunday and the first week has more than 3 days 7 - First day of week is Monday |
- 0 - First day of week is Sunday
- 1 - First day of week is Monday and the first week has more than 3 days
- 2 - First day of week is Sunday
- 3 - First day of week is Monday and the first week has more than 3 days
- 4 - First day of week is Sunday and the first week has more than 3 days
- 5 - First day of week is Monday
- 6 - First day of week is Sunday and the first week has more than 3 days
- 7 - First day of week is Monday
Technical Details
| Works in: | From MySQL 4.0 |
|---|