SQL DATETIME Function Explained

The DATETIME function in SQL is used to manipulate date and time data. It can be used to extract and format dates and times, as well as perform various calculations and operations on dates and times.

Common uses of the DATETIME function include:

1. Extracting date and time parts: The DATETIME function can extract specific parts from date-time data, such as year, month, day, hour, minute, and second.
2. Formatting date and time: The DATETIME function can format date and time data into specific string formats, such as formatting a date as “YYYY-MM-DD” or time as “HH:MM:SS”.
3. Performing calculations on dates and times: The DATETIME function can be used to perform calculations and operations on dates and times, such as adding or subtracting dates, comparing dates, and calculating time differences.
4. Convert date and time data types: The DATETIME function can convert different types of date and time data, such as converting a string to a date and time, or converting a date and time to a string.

In conclusion, the DATETIME function is an important tool in SQL for handling date and time data, allowing developers to extract, format, calculate, and convert dates and times to better manage and process date and time information.