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DateTime functions in SQL Server Part 25 Video Lecture | SQL Server Administration: Basic Tutorials - Database Management

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FAQs on DateTime functions in SQL Server Part 25 Video Lecture - SQL Server Administration: Basic Tutorials - Database Management

1. What are some commonly used DateTime functions in SQL Server?
Ans. Some commonly used DateTime functions in SQL Server are GETDATE(), DATEADD(), DATEDIFF(), DATEPART(), and CONVERT().
2. How does the GETDATE() function work in SQL Server?
Ans. The GETDATE() function in SQL Server returns the current system date and time. It can be used to insert the current date and time into a table or to perform calculations based on the current date and time.
3. What is the purpose of the DATEADD() function in SQL Server?
Ans. The DATEADD() function in SQL Server is used to add a specified number of date or time units to a given date. It can be used to calculate future or past dates by adding or subtracting days, months, years, hours, minutes, or seconds.
4. How can the DATEDIFF() function be used in SQL Server?
Ans. The DATEDIFF() function in SQL Server is used to calculate the difference between two dates. It returns the number of specified date or time units between the two dates. For example, it can be used to calculate the number of days, weeks, months, or years between two dates.
5. What is the purpose of the CONVERT() function in SQL Server?
Ans. The CONVERT() function in SQL Server is used to convert a value from one data type to another. It can be used to convert a DateTime value to a different format or to convert a string representation of a date to a DateTime value. It provides flexibility in working with different data types and formats in SQL Server.
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