The document discusses 10 MySQL date functions - CURDATE(), NOW(), SYSDATE(), DATE(), MONTH(), YEAR(), DAYNAME(), DAYOFWEEK(), DAYOFYEAR(), and DAYOFMONTH(). For each function, it provides a brief description, syntax example, and expected output. The functions allow extracting various components like current date, time, month, year, weekday name or index from date/datetime expressions in MySQL.

1. By : Dhirendra Chauahn

2. MySQL
Date Functions

3. Date and Time Function
1. CURDATE() / CURRENT_DATE()
2. NOW()
3. SYSDATE()
4. DATE()
5. MONTH()
6. YEAR()
7. DAYNAME()
8. DAYOFWEEK()
9. DAYOFYEAR()
10.DAYOFMONTH()

4. CURDATE()
“this function returns the current date of system”
Syntax /Example:
Select CURDATE();
OUTPUT

5. NOW()
“this function returns the time at which the function executes”
Syntax /Example:
Select NOW();
OUTPUT

6. SYSDATE()
“this function returns the current date and time”
Syntax /Example:
Select SYSDATE();
OUTPUT

7. DATE()
“this function extracts the date part of a date or
date –time expression”
Syntax /Example:
Select DATE(“2020-12-31 01:02:03”);
OUTPUT

8. MONTH()
“this function returns the month from the date passed”
Syntax /Example:
Select MONTH(“2020-03-31”);
OUTPUT

9. YEAR()
“this function returns the year”
Syntax /Example:
Select YEAR(“2020-03-31”);
OUTPUT

10. DAYNAME()
“this function returns the name of the weekday”
Syntax /Example:
Select DAYNAME(“2020-10-08”);
OUTPUT

11. DAYOFWEEK()
“this function returns the weekday index of the argument”
Syntax /Example:
Select DAYOFWEEK(“2020-10-08”);
OUTPUT

12. DAYOFYEAR()
“this function returns the day of year (1 - 366)”
Syntax /Example:
Select DAYOFYEAR(“2020-10-08”);
OUTPUT

13. DAYOFMONTH()
“this function returns the day of month(1-31)”
Syntax /Example:
Select DAYOFMONTH(“2020-10-08”);
OUTPUT

14. THANK
YOU