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RelationalTypeMappingInfo 建構函式

定義

多載

RelationalTypeMappingInfo(IProperty)

建立 RelationalTypeMappingInfo 的新執行個體。

RelationalTypeMappingInfo(Type, RelationalTypeMapping, String, String, Boolean, Nullable<Boolean>, Nullable<Int32>, Nullable<Boolean>, Nullable<Boolean>, Nullable<Int32>, Nullable<Int32>, Nullable<DbType>)

建立 TypeMappingInfo 的新執行個體。

RelationalTypeMappingInfo(Type, String, String, Boolean, Nullable<Boolean>, Nullable<Int32>, Nullable<Boolean>, Nullable<Boolean>, Nullable<Int32>, Nullable<Int32>)

建立 TypeMappingInfo 的新執行個體。

RelationalTypeMappingInfo(Type, String, Boolean, Nullable<Boolean>, Nullable<Int32>, Nullable<Boolean>, Nullable<Boolean>, Nullable<Int32>, Nullable<Int32>)

建立 TypeMappingInfo 的新執行個體。

RelationalTypeMappingInfo(IReadOnlyList<IProperty>, String, String, Nullable<Boolean>, Nullable<Boolean>, Nullable<Int32>, Nullable<Int32>, Nullable<Int32>)

建立 RelationalTypeMappingInfo 的新執行個體。

RelationalTypeMappingInfo(MemberInfo, RelationalTypeMapping, String, String, Nullable<Boolean>, Nullable<Int32>, Nullable<Int32>, Nullable<Int32>)

建立 RelationalTypeMappingInfo 的新執行個體。

RelationalTypeMappingInfo(MemberInfo, String, String, Nullable<Boolean>, Nullable<Int32>, Nullable<Int32>, Nullable<Int32>)

建立 RelationalTypeMappingInfo 的新執行個體。

RelationalTypeMappingInfo(IElementType, String, String, Nullable<Boolean>, Nullable<Boolean>, Nullable<Int32>, Nullable<Int32>, Nullable<Int32>)

建立 RelationalTypeMappingInfo 的新執行個體。

RelationalTypeMappingInfo(RelationalTypeMappingInfo, ValueConverterInfo)

使用指定的 ValueConverterInfo 建立 的新實例 RelationalTypeMappingInfo

RelationalTypeMappingInfo(Type)

建立 RelationalTypeMappingInfo 的新執行個體。

RelationalTypeMappingInfo(String)

建立 RelationalTypeMappingInfo 的新執行個體。

RelationalTypeMappingInfo(MemberInfo)

建立 RelationalTypeMappingInfo 的新執行個體。

RelationalTypeMappingInfo(IReadOnlyList<IProperty>)

建立 RelationalTypeMappingInfo 的新執行個體。

RelationalTypeMappingInfo(String, String, Nullable<Boolean>, Nullable<Int32>, Nullable<Int32>, Nullable<Int32>)

建立 RelationalTypeMappingInfo 的新執行個體。

RelationalTypeMappingInfo(IProperty)

建立 RelationalTypeMappingInfo 的新執行個體。

public RelationalTypeMappingInfo (Microsoft.EntityFrameworkCore.Metadata.IProperty property);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo : Microsoft.EntityFrameworkCore.Metadata.IProperty -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo
Public Sub New (property As IProperty)

參數

property
IProperty

需要對應的屬性。

適用於

RelationalTypeMappingInfo(Type, RelationalTypeMapping, String, String, Boolean, Nullable<Boolean>, Nullable<Int32>, Nullable<Boolean>, Nullable<Boolean>, Nullable<Int32>, Nullable<Int32>, Nullable<DbType>)

建立 TypeMappingInfo 的新執行個體。

public RelationalTypeMappingInfo (Type? type = default, Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping? elementTypeMapping = default, string? storeTypeName = default, string? storeTypeNameBase = default, bool keyOrIndex = false, bool? unicode = default, int? size = default, bool? rowVersion = default, bool? fixedLength = default, int? precision = default, int? scale = default, System.Data.DbType? dbType = default);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo : Type * Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping * string * string * bool * Nullable<bool> * Nullable<int> * Nullable<bool> * Nullable<bool> * Nullable<int> * Nullable<int> * Nullable<System.Data.DbType> -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo
Public Sub New (Optional type As Type = Nothing, Optional elementTypeMapping As RelationalTypeMapping = Nothing, Optional storeTypeName As String = Nothing, Optional storeTypeNameBase As String = Nothing, 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, Optional dbType As Nullable(Of DbType) = Nothing)

參數

type
Type

需要對應之模型中的 CLR 類型。

elementTypeMapping
RelationalTypeMapping

如果已知,專案的類型對應。

storeTypeName
String

資料庫類型名稱。

storeTypeNameBase
String

提供者特定的關聯式類型名稱,移除任何 Facet。

keyOrIndex
Boolean

如果 true 為 ,則可能會傳回索引鍵或索引的特殊對應。

unicode
Nullable<Boolean>

指定 Unicode 或 ANSI 對應,或 null 指定預設值。

size
Nullable<Int32>

指定對應的大小,或 null 指定預設值。

rowVersion
Nullable<Boolean>

指定資料列版本或 null 預設值。

fixedLength
Nullable<Boolean>

指定固定長度對應,或 null 指定預設值。

precision
Nullable<Int32>

指定對應的有效位數,或 null 指定預設值。

scale
Nullable<Int32>

指定對應 null 或預設值的縮放比例。

dbType
Nullable<DbType>

建議的 DbType 、 或 null 預設值。

適用於

RelationalTypeMappingInfo(Type, String, String, Boolean, Nullable<Boolean>, Nullable<Int32>, Nullable<Boolean>, Nullable<Boolean>, Nullable<Int32>, Nullable<Int32>)

建立 TypeMappingInfo 的新執行個體。

public RelationalTypeMappingInfo (Type type, string storeTypeName = default, string storeTypeNameBase = default, bool keyOrIndex = false, bool? unicode = default, int? size = default, bool? rowVersion = default, bool? fixedLength = default, int? precision = default, int? scale = default);
public RelationalTypeMappingInfo (Type type, string? storeTypeName = default, string? storeTypeNameBase = default, bool keyOrIndex = false, bool? unicode = default, int? size = default, bool? rowVersion = default, bool? fixedLength = default, int? precision = default, int? scale = default);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo : Type * string * string * bool * Nullable<bool> * Nullable<int> * Nullable<bool> * Nullable<bool> * Nullable<int> * Nullable<int> -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo
Public Sub New (type As Type, Optional storeTypeName As String = Nothing, Optional storeTypeNameBase As String = Nothing, 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)

參數

type
Type

需要對應之模型中的 CLR 類型。

storeTypeName
String

資料庫類型名稱。

storeTypeNameBase
String

提供者特定的關聯式類型名稱,移除任何 Facet。

keyOrIndex
Boolean

如果 true 為 ,則可能會傳回索引鍵或索引的特殊對應。

unicode
Nullable<Boolean>

指定 Unicode 或 ANSI 對應,或 null 指定預設值。

size
Nullable<Int32>

指定對應的大小,或 null 指定預設值。

rowVersion
Nullable<Boolean>

指定資料列版本或 null 預設值。

fixedLength
Nullable<Boolean>

指定固定長度對應,或 null 指定預設值。

precision
Nullable<Int32>

指定對應的有效位數,或 null 指定預設值。

scale
Nullable<Int32>

指定對應 null 或預設值的縮放比例。

適用於

RelationalTypeMappingInfo(Type, String, Boolean, Nullable<Boolean>, Nullable<Int32>, Nullable<Boolean>, Nullable<Boolean>, Nullable<Int32>, Nullable<Int32>)

建立 TypeMappingInfo 的新執行個體。

public RelationalTypeMappingInfo (Type type, string storeTypeName, bool keyOrIndex, bool? unicode, int? size, bool? rowVersion, bool? fixedLength, int? precision, int? scale);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo : Type * string * bool * Nullable<bool> * Nullable<int> * Nullable<bool> * Nullable<bool> * Nullable<int> * Nullable<int> -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo
Public Sub New (type As Type, storeTypeName As String, keyOrIndex As Boolean, unicode As Nullable(Of Boolean), size As Nullable(Of Integer), rowVersion As Nullable(Of Boolean), fixedLength As Nullable(Of Boolean), precision As Nullable(Of Integer), scale As Nullable(Of Integer))

參數

type
Type

需要對應之模型中的 CLR 類型。

storeTypeName
String

資料庫類型名稱。

keyOrIndex
Boolean

如果 true 為 ,則可能會傳回索引鍵或索引的特殊對應。

unicode
Nullable<Boolean>

指定 Unicode 或 ANSI 對應,或 null 指定預設值。

size
Nullable<Int32>

指定對應的大小,或 null 指定預設值。

rowVersion
Nullable<Boolean>

指定資料列版本或 null 預設值。

fixedLength
Nullable<Boolean>

指定固定長度對應,或 null 指定預設值。

precision
Nullable<Int32>

指定對應的有效位數,或 null 指定預設值。

scale
Nullable<Int32>

指定對應 null 或預設值的縮放比例。

適用於

RelationalTypeMappingInfo(IReadOnlyList<IProperty>, String, String, Nullable<Boolean>, Nullable<Boolean>, Nullable<Int32>, Nullable<Int32>, Nullable<Int32>)

建立 RelationalTypeMappingInfo 的新執行個體。

public RelationalTypeMappingInfo (System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Metadata.IProperty> principals, string storeTypeName = default, string storeTypeNameBase = default, bool? fallbackUnicode = default, bool? fixedLength = default, int? fallbackSize = default, int? fallbackPrecision = default, int? fallbackScale = default);
public RelationalTypeMappingInfo (System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Metadata.IProperty> principals, string? storeTypeName = default, string? storeTypeNameBase = default, bool? fallbackUnicode = default, bool? fixedLength = default, int? fallbackSize = default, int? fallbackPrecision = default, int? fallbackScale = default);
public RelationalTypeMappingInfo (System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Metadata.IProperty> principals, string? storeTypeName = default, string? storeTypeNameBase = default, bool? fallbackUnicode = default, bool? fallbackFixedLength = default, int? fallbackSize = default, int? fallbackPrecision = default, int? fallbackScale = default);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo : System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Metadata.IProperty> * string * string * Nullable<bool> * Nullable<bool> * Nullable<int> * Nullable<int> * Nullable<int> -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo : System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Metadata.IProperty> * string * string * Nullable<bool> * Nullable<bool> * Nullable<int> * Nullable<int> * Nullable<int> -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo
Public Sub New (principals As IReadOnlyList(Of IProperty), Optional storeTypeName As String = Nothing, Optional storeTypeNameBase As String = Nothing, Optional fallbackUnicode As Nullable(Of Boolean) = Nothing, Optional fixedLength As Nullable(Of Boolean) = Nothing, Optional fallbackSize As Nullable(Of Integer) = Nothing, Optional fallbackPrecision As Nullable(Of Integer) = Nothing, Optional fallbackScale As Nullable(Of Integer) = Nothing)
Public Sub New (principals As IReadOnlyList(Of IProperty), Optional storeTypeName As String = Nothing, Optional storeTypeNameBase As String = Nothing, Optional fallbackUnicode As Nullable(Of Boolean) = Nothing, Optional fallbackFixedLength As Nullable(Of Boolean) = Nothing, Optional fallbackSize As Nullable(Of Integer) = Nothing, Optional fallbackPrecision As Nullable(Of Integer) = Nothing, Optional fallbackScale As Nullable(Of Integer) = Nothing)

參數

principals
IReadOnlyList<IProperty>

需要對應之屬性的主體屬性鏈結。

storeTypeName
String

需要對應之提供者特定的關聯式別名稱。

storeTypeNameBase
String

提供者特定的關聯式類型名稱,移除任何 Facet。

fallbackUnicode
Nullable<Boolean>

指定對應或 null 預設值的 Unicode 或 ANSI。

fixedLengthfallbackFixedLength
Nullable<Boolean>

指定固定長度對應,或 null 指定預設值。

fallbackSize
Nullable<Int32>

指定對應的大小,以防在核心層級 null 或預設找不到對應的大小。

fallbackPrecision
Nullable<Int32>

指定對應的有效位數,以防在核心層級 null 或預設值找不到對應。

fallbackScale
Nullable<Int32>

指定對應的規模,以防在核心層級 null 或預設值找不到對應。

適用於

RelationalTypeMappingInfo(MemberInfo, RelationalTypeMapping, String, String, Nullable<Boolean>, Nullable<Int32>, Nullable<Int32>, Nullable<Int32>)

建立 RelationalTypeMappingInfo 的新執行個體。

public RelationalTypeMappingInfo (System.Reflection.MemberInfo member, Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping? elementTypeMapping = default, string? storeTypeName = default, string? storeTypeNameBase = default, bool? unicode = default, int? size = default, int? precision = default, int? scale = default);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo : System.Reflection.MemberInfo * Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping * string * string * Nullable<bool> * Nullable<int> * Nullable<int> * Nullable<int> -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo
Public Sub New (member As MemberInfo, Optional elementTypeMapping As RelationalTypeMapping = Nothing, Optional storeTypeName As String = Nothing, Optional storeTypeNameBase As String = Nothing, Optional unicode As Nullable(Of Boolean) = Nothing, Optional size As Nullable(Of Integer) = Nothing, Optional precision As Nullable(Of Integer) = Nothing, Optional scale As Nullable(Of Integer) = Nothing)

參數

member
MemberInfo

需要對應的屬性或欄位。

elementTypeMapping
RelationalTypeMapping

如果已知,專案的類型對應。

storeTypeName
String

需要對應之提供者特定的關聯式別名稱。

storeTypeNameBase
String

提供者特定的關聯式類型名稱,移除任何 Facet。

unicode
Nullable<Boolean>

指定 Unicode 或 ANSI 對應,或 null 指定預設值。

size
Nullable<Int32>

指定對應的大小,或 null 指定預設值。

precision
Nullable<Int32>

指定對應的有效位數,或 null 指定預設值。

scale
Nullable<Int32>

指定對應 null 或預設值的縮放比例。

適用於

RelationalTypeMappingInfo(MemberInfo, String, String, Nullable<Boolean>, Nullable<Int32>, Nullable<Int32>, Nullable<Int32>)

建立 RelationalTypeMappingInfo 的新執行個體。

public RelationalTypeMappingInfo (System.Reflection.MemberInfo member, string storeTypeName = default, string storeTypeNameBase = default, bool? unicode = default, int? size = default, int? precision = default, int? scale = default);
public RelationalTypeMappingInfo (System.Reflection.MemberInfo member, string? storeTypeName = default, string? storeTypeNameBase = default, bool? unicode = default, int? size = default, int? precision = default, int? scale = default);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo : System.Reflection.MemberInfo * string * string * Nullable<bool> * Nullable<int> * Nullable<int> * Nullable<int> -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo
Public Sub New (member As MemberInfo, Optional storeTypeName As String = Nothing, Optional storeTypeNameBase As String = Nothing, Optional unicode As Nullable(Of Boolean) = Nothing, Optional size As Nullable(Of Integer) = Nothing, Optional precision As Nullable(Of Integer) = Nothing, Optional scale As Nullable(Of Integer) = Nothing)

參數

member
MemberInfo

需要對應的屬性或欄位。

storeTypeName
String

需要對應之提供者特定的關聯式別名稱。

storeTypeNameBase
String

提供者特定的關聯式類型名稱,移除任何 Facet。

unicode
Nullable<Boolean>

指定 Unicode 或 ANSI 對應,或 null 指定預設值。

size
Nullable<Int32>

指定對應的大小,或 null 指定預設值。

precision
Nullable<Int32>

指定對應的有效位數,或 null 指定預設值。

scale
Nullable<Int32>

指定對應 null 或預設值的縮放比例。

適用於

RelationalTypeMappingInfo(IElementType, String, String, Nullable<Boolean>, Nullable<Boolean>, Nullable<Int32>, Nullable<Int32>, Nullable<Int32>)

建立 RelationalTypeMappingInfo 的新執行個體。

public RelationalTypeMappingInfo (Microsoft.EntityFrameworkCore.Metadata.IElementType elementType, string? storeTypeName = default, string? storeTypeNameBase = default, bool? fallbackUnicode = default, bool? fallbackFixedLength = default, int? fallbackSize = default, int? fallbackPrecision = default, int? fallbackScale = default);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo : Microsoft.EntityFrameworkCore.Metadata.IElementType * string * string * Nullable<bool> * Nullable<bool> * Nullable<int> * Nullable<int> * Nullable<int> -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo
Public Sub New (elementType As IElementType, Optional storeTypeName As String = Nothing, Optional storeTypeNameBase As String = Nothing, Optional fallbackUnicode As Nullable(Of Boolean) = Nothing, Optional fallbackFixedLength As Nullable(Of Boolean) = Nothing, Optional fallbackSize As Nullable(Of Integer) = Nothing, Optional fallbackPrecision As Nullable(Of Integer) = Nothing, Optional fallbackScale As Nullable(Of Integer) = Nothing)

參數

elementType
IElementType

需要對應之集合專案。

storeTypeName
String

需要對應之提供者特定的關聯式別名稱。

storeTypeNameBase
String

提供者特定的關聯式類型名稱,移除任何 Facet。

fallbackUnicode
Nullable<Boolean>

指定對應或 null 預設值的 Unicode 或 ANSI。

fallbackFixedLength
Nullable<Boolean>

指定固定長度對應,或 null 指定預設值。

fallbackSize
Nullable<Int32>

指定對應的大小,以防在核心層級 null 或預設值找不到對應的大小。

fallbackPrecision
Nullable<Int32>

指定對應的有效位數,以防在核心層級 null 或預設值找不到對應。

fallbackScale
Nullable<Int32>

指定對應的規模,以防在核心層級 null 或預設值找不到對應。

適用於

RelationalTypeMappingInfo(RelationalTypeMappingInfo, ValueConverterInfo)

使用指定的 ValueConverterInfo 建立 的新實例 RelationalTypeMappingInfo

public RelationalTypeMappingInfo (in Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo source, in Microsoft.EntityFrameworkCore.Storage.ValueConversion.ValueConverterInfo converter);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo : RelationalTypeMappingInfo * ValueConverterInfo -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo
Public Sub New (ByRef source As RelationalTypeMappingInfo, ByRef converter As ValueConverterInfo)

參數

source
RelationalTypeMappingInfo

來源資訊。

converter
ValueConverterInfo

要套用的轉換器。

適用於

RelationalTypeMappingInfo(Type)

建立 RelationalTypeMappingInfo 的新執行個體。

public RelationalTypeMappingInfo (Type type);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo : Type -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo
Public Sub New (type As Type)

參數

type
Type

需要對應之模型中的 CLR 類型。

適用於

RelationalTypeMappingInfo(String)

建立 RelationalTypeMappingInfo 的新執行個體。

public RelationalTypeMappingInfo (string storeTypeName);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo : string -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo
Public Sub New (storeTypeName As String)

參數

storeTypeName
String

需要對應的提供者特定關聯式別名稱。

適用於

RelationalTypeMappingInfo(MemberInfo)

建立 RelationalTypeMappingInfo 的新執行個體。

public RelationalTypeMappingInfo (System.Reflection.MemberInfo member);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo : System.Reflection.MemberInfo -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo
Public Sub New (member As MemberInfo)

參數

member
MemberInfo

需要對應的屬性或欄位。

適用於

RelationalTypeMappingInfo(IReadOnlyList<IProperty>)

建立 RelationalTypeMappingInfo 的新執行個體。

public RelationalTypeMappingInfo (System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Metadata.IProperty> principals);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo : System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Metadata.IProperty> -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo
Public Sub New (principals As IReadOnlyList(Of IProperty))

參數

principals
IReadOnlyList<IProperty>

需要對應之屬性的主體屬性鏈結。

適用於

RelationalTypeMappingInfo(String, String, Nullable<Boolean>, Nullable<Int32>, Nullable<Int32>, Nullable<Int32>)

建立 RelationalTypeMappingInfo 的新執行個體。

public RelationalTypeMappingInfo (string storeTypeName, string storeTypeNameBase, bool? unicode, int? size, int? precision, int? scale);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo : string * string * Nullable<bool> * Nullable<int> * Nullable<int> * Nullable<int> -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMappingInfo
Public Sub New (storeTypeName As String, storeTypeNameBase As String, unicode As Nullable(Of Boolean), size As Nullable(Of Integer), precision As Nullable(Of Integer), scale As Nullable(Of Integer))

參數

storeTypeName
String

需要對應的提供者特定關聯式別名稱。

storeTypeNameBase
String

提供者特定的關聯式別名稱,已移除任何 Facet。

unicode
Nullable<Boolean>

指定 Unicode 或 ANSI 對應,或 null 指定預設值。

size
Nullable<Int32>

指定對應的大小,或 null 指定預設值。

precision
Nullable<Int32>

指定對應的有效位數,或 null 指定預設值。

scale
Nullable<Int32>

指定對應的小數位數,或 null 指定預設值。

適用於