DATE
The date functions are used to insert dates into the database. It can also be used to extract date value from date expressions.
TIME
The time function is used to insert time expressions into database.
DATE AND TIME
This function is used to insert both date and time expressions together.
Let's look at an example:
inserting the values in the table
CURDATE() FUNCTION
The CURDATE function in SQL is used to return the current date. This is a built-in function that returns the current date in 'YYYY-MM-DD' format.
CURTIME() FUNCTION
The CURTIME function in SQL is used to return the current time. This is a built-in function that returns the current time in 'HH:MM:SS' format.
NOW() FUNCTION
The NOW function in SQL is used to return the current date and time. This is a built-in function that returns the current date and time in 'YYYY-MM-DD HH:MM:SS' format.
