What are the common errors in flattening data?
Common errors include losing data integrity, incorrect data types, and failing to handle nested structures properly.
Can you explain how to avoid losing data integrity?
To avoid losing data integrity, ensure that all relationships between data points are maintained and validated during the flattening process.
What about handling nested structures?
When flattening nested structures, it's crucial to decide how to represent nested data, such as using prefixes or creating separate tables.
Are there tools that can help with flattening data?
Yes, tools like Pandas in Python, Apache Spark, and various ETL tools can assist in flattening data effectively.
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