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Editorial Team
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Asked: 2026-06-10T12:25:05+00:00

Should the data validation be in the application/business layer or should it part of

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Should the data validation be in the application/business layer or should it part of the data access layer-acting as a gateway to what goes into the data store?

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1 Answer

  1. Editorial Team

    It depends:

    • Always validate and/or sanitize user-input.
    • Validation in the data access layers facilitates multiple applications without redundant validation code.
    • In client/server communications, client-side pre-validation can save a round-trip (when the data is invalid).
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