How can I handle data duplicates in my database?
You can handle data duplicates by using techniques like data deduplication, normalization, and unique constraints.
What are some tools I can use for deduplication?
Some popular tools include OpenRefine, Talend, and Microsoft Excel's Remove Duplicates feature.
Can you explain data normalization?
Data normalization is the process of organizing data to reduce redundancy and improve data integrity.
What are unique constraints?
Unique constraints are rules applied to a database column to ensure that all values in that column are distinct.
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