public sealed class DataQualityRule.Types.NonNullExpectation : IMessage<DataQualityRule.Types.NonNullExpectation>, IEquatable<DataQualityRule.Types.NonNullExpectation>, IDeepCloneable<DataQualityRule.Types.NonNullExpectation>, IBufferMessage, IMessage
Reference documentation and code samples for the Cloud Dataplex v1 API class DataQualityRule.Types.NonNullExpectation.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-07 UTC."],[[["\u003cp\u003eThe latest version available for \u003ccode\u003eDataQualityRule.Types.NonNullExpectation\u003c/code\u003e in the Cloud Dataplex v1 API is 3.6.0.\u003c/p\u003e\n"],["\u003cp\u003eThis page provides reference documentation for the \u003ccode\u003eDataQualityRule.Types.NonNullExpectation\u003c/code\u003e class, which is used to evaluate if column values are null within Google's Cloud Dataplex.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eDataQualityRule.Types.NonNullExpectation\u003c/code\u003e class implements several interfaces including IMessage, IEquatable, IDeepCloneable, and IBufferMessage, enhancing its functionality and usability.\u003c/p\u003e\n"],["\u003cp\u003eThe documentation is available for different versions of the API class, from version 1.0.0 up to the latest 3.6.0, which allows you to view the API class over time.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eNonNullExpectation\u003c/code\u003e class includes constructors for creating new instances, including one that creates a new object based on an existing one, allowing you to modify based off another.\u003c/p\u003e\n"]]],[],null,["# Cloud Dataplex v1 API - Class DataQualityRule.Types.NonNullExpectation (3.9.0)\n\nVersion latestkeyboard_arrow_down\n\n- [3.9.0 (latest)](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/latest/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [3.8.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/3.8.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [3.7.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/3.7.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [3.6.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/3.6.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [3.5.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/3.5.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [3.4.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/3.4.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [3.3.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/3.3.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [3.2.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/3.2.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [3.1.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/3.1.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [3.0.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/3.0.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [2.15.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/2.15.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [2.14.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/2.14.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [2.13.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/2.13.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [2.12.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/2.12.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [2.11.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/2.11.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [2.10.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/2.10.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [2.9.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/2.9.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [2.8.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/2.8.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [2.7.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/2.7.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [2.6.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/2.6.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [2.5.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/2.5.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [2.4.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/2.4.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [2.3.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/2.3.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [2.2.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/2.2.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [2.1.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/2.1.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [2.0.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/2.0.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation)\n- [1.0.0](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/1.0.0/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation) \n\n public sealed class DataQualityRule.Types.NonNullExpectation : IMessage\u003cDataQualityRule.Types.NonNullExpectation\u003e, IEquatable\u003cDataQualityRule.Types.NonNullExpectation\u003e, IDeepCloneable\u003cDataQualityRule.Types.NonNullExpectation\u003e, IBufferMessage, IMessage\n\nReference documentation and code samples for the Cloud Dataplex v1 API class DataQualityRule.Types.NonNullExpectation.\n\nEvaluates whether each column value is null. \n\nInheritance\n-----------\n\n[object](https://learn.microsoft.com/dotnet/api/system.object) \\\u003e DataQualityRule.Types.NonNullExpectation \n\nImplements\n----------\n\n[IMessage](https://cloud.google.com/dotnet/docs/reference/Google.Protobuf/latest/Google.Protobuf.IMessage-1.html)[DataQualityRule](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/latest/Google.Cloud.Dataplex.V1.DataQualityRule)[Types](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/latest/Google.Cloud.Dataplex.V1.DataQualityRule.Types)[NonNullExpectation](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/latest/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation), [IEquatable](https://learn.microsoft.com/dotnet/api/system.iequatable-1)[DataQualityRule](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/latest/Google.Cloud.Dataplex.V1.DataQualityRule)[Types](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/latest/Google.Cloud.Dataplex.V1.DataQualityRule.Types)[NonNullExpectation](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/latest/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation), [IDeepCloneable](https://cloud.google.com/dotnet/docs/reference/Google.Protobuf/latest/Google.Protobuf.IDeepCloneable-1.html)[DataQualityRule](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/latest/Google.Cloud.Dataplex.V1.DataQualityRule)[Types](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/latest/Google.Cloud.Dataplex.V1.DataQualityRule.Types)[NonNullExpectation](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/latest/Google.Cloud.Dataplex.V1.DataQualityRule.Types.NonNullExpectation), [IBufferMessage](https://cloud.google.com/dotnet/docs/reference/Google.Protobuf/latest/Google.Protobuf.IBufferMessage.html), [IMessage](https://cloud.google.com/dotnet/docs/reference/Google.Protobuf/latest/Google.Protobuf.IMessage.html) \n\nInherited Members\n-----------------\n\n[object.GetHashCode()](https://learn.microsoft.com/dotnet/api/system.object.gethashcode) \n[object.GetType()](https://learn.microsoft.com/dotnet/api/system.object.gettype) \n[object.ToString()](https://learn.microsoft.com/dotnet/api/system.object.tostring)\n\nNamespace\n---------\n\n[Google.Cloud.Dataplex.V1](/dotnet/docs/reference/Google.Cloud.Dataplex.V1/latest/Google.Cloud.Dataplex.V1)\n\nAssembly\n--------\n\nGoogle.Cloud.Dataplex.V1.dll\n\nConstructors\n------------\n\n### NonNullExpectation()\n\n public NonNullExpectation()\n\n### NonNullExpectation(NonNullExpectation)\n\n public NonNullExpectation(DataQualityRule.Types.NonNullExpectation other)"]]