IRelationalTypeMappingSource.FindMapping Method
Definition
Important
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Overloads
| FindMapping(IProperty) |
Finds the type mapping for a given IProperty. |
| FindMapping(MemberInfo) |
Finds the type mapping for a given MemberInfo representing a field or a property of a CLR type. |
| FindMapping(String) |
Finds the type mapping for a given database type name. |
| FindMapping(Type) |
Finds the type mapping for a given Type. |
| FindMapping(Type, IModel) |
Finds the type mapping for a given Type, taking pre-convention configuration into the account. |
| FindMapping(Type, IModel, CoreTypeMapping) |
Finds the type mapping for a given Type, taking pre-convention configuration into the account. |
| FindMapping(Type, String, Boolean, Nullable<Boolean>, Nullable<Int32>, Nullable<Boolean>, Nullable<Boolean>, Nullable<Int32>, Nullable<Int32>) |
Finds the type mapping for a given Type and additional facets. |
FindMapping(IProperty)
Finds the type mapping for a given IProperty.
public Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping FindMapping (Microsoft.EntityFrameworkCore.Metadata.IProperty property);public Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping? FindMapping (Microsoft.EntityFrameworkCore.Metadata.IProperty property);abstract member FindMapping : Microsoft.EntityFrameworkCore.Metadata.IProperty -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingPublic Function FindMapping (property As IProperty) As RelationalTypeMappingParameters
- property
- IProperty
The property.
Returns
The type mapping, or null if none was found.
Applies to
FindMapping(MemberInfo)
Finds the type mapping for a given MemberInfo representing a field or a property of a CLR type.
public Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping FindMapping (System.Reflection.MemberInfo member);public Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping? FindMapping (System.Reflection.MemberInfo member);abstract member FindMapping : System.Reflection.MemberInfo -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingPublic Function FindMapping (member As MemberInfo) As RelationalTypeMappingParameters
- member
- MemberInfo
The field or property.
Returns
The type mapping, or null if none was found.
Remarks
Note: Only call this method if there is no IProperty available, otherwise call FindMapping(IProperty)
Applies to
FindMapping(String)
Finds the type mapping for a given database type name.
public Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping FindMapping (string storeTypeName);public Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping? FindMapping (string storeTypeName);abstract member FindMapping : string -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingPublic Function FindMapping (storeTypeName As String) As RelationalTypeMappingParameters
- storeTypeName
- String
The database type name.
Returns
The type mapping, or null if none was found.
Remarks
Note: Only call this method if there is no IProperty available, otherwise call FindMapping(IProperty)
Applies to
FindMapping(Type)
Finds the type mapping for a given Type.
public Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping FindMapping (Type type);public Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping? FindMapping (Type type);abstract member FindMapping : Type -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingPublic Function FindMapping (type As Type) As RelationalTypeMappingParameters
- type
- Type
The CLR type.
Returns
The type mapping, or null if none was found.
Remarks
Note: Only call this method if there is no IProperty or IModel available, otherwise call FindMapping(IProperty) or FindMapping(Type, IModel, CoreTypeMapping)
Applies to
FindMapping(Type, IModel)
Finds the type mapping for a given Type, taking pre-convention configuration into the account.
public Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping? FindMapping (Type type, Microsoft.EntityFrameworkCore.Metadata.IModel model);abstract member FindMapping : Type * Microsoft.EntityFrameworkCore.Metadata.IModel -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingPublic Function FindMapping (type As Type, model As IModel) As RelationalTypeMappingParameters
- type
- Type
The CLR type.
- model
- IModel
The model.
Returns
The type mapping, or null if none was found.
Remarks
Note: Only call this method if there is no IProperty, otherwise call FindMapping(IProperty).
Applies to
FindMapping(Type, IModel, CoreTypeMapping)
Finds the type mapping for a given Type, taking pre-convention configuration into the account.
public Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping? FindMapping (Type type, Microsoft.EntityFrameworkCore.Metadata.IModel model, Microsoft.EntityFrameworkCore.Storage.CoreTypeMapping? elementMapping = default);abstract member FindMapping : Type * Microsoft.EntityFrameworkCore.Metadata.IModel * Microsoft.EntityFrameworkCore.Storage.CoreTypeMapping -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingPublic Function FindMapping (type As Type, model As IModel, Optional elementMapping As CoreTypeMapping = Nothing) As RelationalTypeMappingParameters
- type
- Type
The CLR type.
- model
- IModel
The model.
- elementMapping
- CoreTypeMapping
The element mapping to use, if known.
Returns
The type mapping, or null if none was found.
Remarks
Note: Only call this method if there is no IProperty, otherwise call FindMapping(IProperty).
Applies to
FindMapping(Type, String, Boolean, Nullable<Boolean>, Nullable<Int32>, Nullable<Boolean>, Nullable<Boolean>, Nullable<Int32>, Nullable<Int32>)
Finds the type mapping for a given Type and additional facets.
public Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping FindMapping (Type type, string storeTypeName, bool keyOrIndex = false, bool? unicode = default, int? size = default, bool? rowVersion = default, bool? fixedLength = default, int? precision = default, int? scale = default);public Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping? FindMapping (Type type, string? storeTypeName, bool keyOrIndex = false, bool? unicode = default, int? size = default, bool? rowVersion = default, bool? fixedLength = default, int? precision = default, int? scale = default);abstract member FindMapping : Type * string * bool * Nullable<bool> * Nullable<int> * Nullable<bool> * Nullable<bool> * Nullable<int> * Nullable<int> -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingPublic Function FindMapping (type As Type, storeTypeName As String, Optional keyOrIndex As Boolean = false, Optional unicode As Nullable(Of Boolean) = Nothing, Optional size As Nullable(Of Integer) = Nothing, Optional rowVersion As Nullable(Of Boolean) = Nothing, Optional fixedLength As Nullable(Of Boolean) = Nothing, Optional precision As Nullable(Of Integer) = Nothing, Optional scale As Nullable(Of Integer) = Nothing) As RelationalTypeMappingParameters
- type
- Type
The CLR type.
- storeTypeName
- String
The database type name.
- keyOrIndex
- Boolean
If true, then a special mapping for a key or index may be returned.
Specify true for Unicode mapping, false for Ansi mapping or null for the
default.
Returns
The type mapping, or null if none was found.
Remarks
Note: Only call this method if there is no IProperty available, otherwise call FindMapping(IProperty)
Applies to
Entity Framework
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