Retrieve the Last 30 Days of Data in SQL: A Step-by-Step Guide

Learn how to get the last 30 days of data in SQL with a simple query. Optimize your data retrieval now!

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To get the last 30 days of data in SQL, use the following query: `SELECT * FROM table_name WHERE date_column >= NOW() - INTERVAL 30 DAY;` This query retrieves all records from `table_name` where `date_column` is within the last 30 days. Make sure to replace `table_name` and `date_column` with your actual table and column names.

FAQs & Answers

  1. What is the SQL query to fetch records from the last month? Use the query: `SELECT * FROM table_name WHERE date_column >= NOW() - INTERVAL 1 MONTH;`
  2. How do you change the date range in an SQL query? You can modify the interval value in the query to adjust the date range as needed, like `INTERVAL 15 DAY`.
  3. Can this query be used with different databases? Yes, but syntax may vary slightly based on the database. Always refer to the documentation for your specific SQL database.
  4. What does NOW() do in SQL? NOW() returns the current date and time in SQL, which can be used for date filtering in queries.

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