Schema Validation

Noun · Development

Definitions

  1. The process of checking that a data structure (such as a JSON payload, XML document, or database row) conforms to a predefined schema that specifies required fields, data types, constraints, and relationships.

    In plain English: Automatically checking that incoming data has the right shape and types before your program tries to use it.

    Example: "The API rejected the request because schema validation caught a missing 'email' field and an integer where a string was expected."

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