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Stating when the BackingField and Keyless attributes became available #2297

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Apr 16, 2020
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Stating when the BackingField and Keyless attributes became available #2297

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2 changes: 1 addition & 1 deletion entity-framework/core/modeling/backing-field.md
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Expand Up @@ -24,7 +24,7 @@ In the following sample, the `Url` property is configured to have `_url` as its

Note that backing fields are only discovered for properties that are included in the model. For more information on which properties are included in the model, see [Including & Excluding Properties](included-properties.md).

You can also configure backing fields by using a Data Annotation or the Fluent API, e.g. if the field name doesn't correspond to the above conventions:
You can also configure backing fields by using a Data Annotation (available in EFCore 5.0) or the Fluent API, e.g. if the field name doesn't correspond to the above conventions:

### [Data Annotations](#tab/data-annotations)

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2 changes: 1 addition & 1 deletion entity-framework/core/modeling/keyless-entity-types.md
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Expand Up @@ -9,7 +9,7 @@ uid: core/modeling/keyless-entity-types
# Keyless Entity Types

> [!NOTE]
> This feature was added in EF Core 2.1 under the name of query types. In EF Core 3.0 the concept was renamed to keyless entity types.
> This feature was added in EF Core 2.1 under the name of query types. In EF Core 3.0 the concept was renamed to keyless entity types. The `[Keyless]` Data Annotation became available in EFCore 5.0.

In addition to regular entity types, an EF Core model can contain _keyless entity types_, which can be used to carry out database queries against data that doesn't contain key values.

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