How to Calculate Last Month's Data in SQL Using DATEADD and BETWEEN

Learn how to calculate last month's data in SQL with DATEADD and BETWEEN clauses for effective date filtering in queries.

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To calculate last month’s data in SQL, use the `DATEADD` function to adjust current dates and `BETWEEN` clause to filter. For example: ```SELECT * FROM table_name WHERE date_column BETWEEN DATEADD(MONTH, -1, GETDATE()) AND GETDATE();``` This selects records from the past 30 days up to the current date.

FAQs & Answers

  1. How do I select records from the previous month in SQL? You can use the DATEADD function with the BETWEEN clause to filter records between the first and last date of the previous month.
  2. What does the DATEADD function do in SQL? DATEADD adds or subtracts a specified time interval (like months, days) to a given date, enabling dynamic date calculations.
  3. Can I use GETDATE() to get the current date in SQL? Yes, GETDATE() returns the current date and time in SQL Server, which is useful for date comparisons and calculations.

Watch More

For more advanced SQL date filtering techniques, consider exploring tutorials on SQL date functions, handling fiscal periods, and time-based data analysis to enhance your database querying skills.

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