What are the best practices for using timestamps in SQL?
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What are the best practices for using timestamps in SQL?
When using timestamps in SQL, it's important to consider the following best practices: 1. Use UTC for storage to avoid timezone issues. 2. Choose the appropriate data type (e.g., TIMESTAMP, DATETIME). 3. Always include timezone information if applicable. 4. Use default values wisely to capture creation and update times.
Why is it important to use UTC for timestamps?
Using UTC helps maintain consistency across different time zones, making it easier to compare and analyze data without confusion.
Can you explain the difference between TIMESTAMP and DATETIME?
Sure! TIMESTAMP is timezone-aware and adjusts based on the server's timezone, while DATETIME is not timezone-aware and stores the date and time as is.
What should I do if I need to convert timestamps between time zones?
You can use SQL functions like CONVERT_TZ() in MySQL or AT TIME ZONE in SQL Server to convert timestamps between different time zones.
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