End-User Documentation

Pass Validation Parameters

Pass Validation Parameters

Validation parameters let QueryLens compare the placeholders used in SQL text with the values you expect to pass at execution time.

What Matches

  • Named parameters like @Id
  • Named parameters like :status
  • SQLite positional placeholders with ?, which behave differently

Extraction Rules

  • Parameters inside string literals are ignored
  • Parameters inside comments are ignored
  • System variables beginning with @@ are ignored

Example

var statement = new SqlQuery(
    "SELECT * FROM dbo.orders WHERE order_id = @Id AND status = @Status",
    validationParameters: new { Id = 42 });

Assert.Contains(statement.Errors, issue => issue.Code == "QL0030");

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