What are Value Conversions in EF Core?

Updated Apr 28, 2026

Short answer

Value Conversions allow you to convert property values when reading from or writing to the database.

Deep explanation

They are configured using .HasConversion(). This is essential for storing objects that the database engine doesn't understand natively, like Enums mapped to strings, strongly typed IDs, or encrypting/decrypting strings on the fly.

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