- Performing different operations or returning different results based on different conditions.
- Multiple conditions can be combined to form more complex conditions.
- It can be used as an alternative to a large number of if-else statements to improve code readability and maintainability.
- You can add calculated fields or rename fields in the query results.
- It can be used for data transformation and data cleaning operations.
- It can be used to group and sort data.
- It can be used for data logic judgment and data filtering.
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