RelationalTypeMapping 构造函数
定义
重要
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重载
RelationalTypeMapping(RelationalTypeMapping+RelationalTypeMappingParameters)
初始化 RelationalTypeMapping 类的新实例。
protected RelationalTypeMapping (Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping.RelationalTypeMappingParameters parameters);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping : Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping.RelationalTypeMappingParameters -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping
Protected Sub New (parameters As RelationalTypeMapping.RelationalTypeMappingParameters)
参数
此映射的参数。
适用于
RelationalTypeMapping(String, Type)
初始化 RelationalTypeMapping 类的新实例。
public RelationalTypeMapping (string storeType, Type clrType);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping : string * Type -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping
Public Sub New (storeType As String, clrType As Type)
参数
- storeType
- String
数据库类型的名称。
- clrType
- Type
.NET 类型。
适用于
RelationalTypeMapping(String, Type, Nullable<DbType>)
初始化 RelationalTypeMapping 类的新实例。
public RelationalTypeMapping (string storeType, Type clrType, System.Data.DbType? dbType);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping : string * Type * Nullable<System.Data.DbType> -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping
Public Sub New (storeType As String, clrType As Type, dbType As Nullable(Of DbType))
参数
- storeType
- String
数据库类型的名称。
- clrType
- Type
.NET 类型。
适用于
RelationalTypeMapping(String, Type, Nullable<DbType>, Boolean, Nullable<Int32>)
初始化 RelationalTypeMapping 类的新实例。
protected RelationalTypeMapping (string storeType, Type clrType, System.Data.DbType? dbType = default, bool unicode = false, int? size = default);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping : string * Type * Nullable<System.Data.DbType> * bool * Nullable<int> -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping
Protected Sub New (storeType As String, clrType As Type, Optional dbType As Nullable(Of DbType) = Nothing, Optional unicode As Boolean = false, Optional size As Nullable(Of Integer) = Nothing)
参数
- storeType
- String
数据库类型的名称。
- clrType
- Type
.NET 类型。
- unicode
- Boolean
一个值,该值指示类型是否应处理 Unicode 数据。
适用于
RelationalTypeMapping(String, Type, Nullable<DbType>, Boolean, Nullable<Int32>, Boolean, Boolean)
初始化 RelationalTypeMapping 类的新实例。
public RelationalTypeMapping (string storeType, Type clrType, System.Data.DbType? dbType, bool unicode, int? size, bool hasNonDefaultUnicode = false, bool hasNonDefaultSize = false);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping : string * Type * Nullable<System.Data.DbType> * bool * Nullable<int> * bool * bool -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping
Public Sub New (storeType As String, clrType As Type, dbType As Nullable(Of DbType), unicode As Boolean, size As Nullable(Of Integer), Optional hasNonDefaultUnicode As Boolean = false, Optional hasNonDefaultSize As Boolean = false)
参数
- storeType
- String
数据库类型的名称。
- clrType
- Type
.NET 类型。
- unicode
- Boolean
一个值,该值指示类型是否应处理 Unicode 数据。
- hasNonDefaultUnicode
- Boolean
一个值,该值指示 Unicode 设置是否已手动配置为非默认值。
- hasNonDefaultSize
- Boolean
一个值,该值指示是否已手动将大小设置配置为非默认值。
适用于
RelationalTypeMapping(String, Type, Nullable<DbType>, Boolean, Nullable<Int32>, Boolean, Nullable<Int32>, Nullable<Int32>)
初始化 RelationalTypeMapping 类的新实例。
protected RelationalTypeMapping (string storeType, Type clrType, System.Data.DbType? dbType = default, bool unicode = false, int? size = default, bool fixedLength = false, int? precision = default, int? scale = default);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping : string * Type * Nullable<System.Data.DbType> * bool * Nullable<int> * bool * Nullable<int> * Nullable<int> -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping
Protected Sub New (storeType As String, clrType As Type, Optional dbType As Nullable(Of DbType) = Nothing, Optional unicode As Boolean = false, Optional size As Nullable(Of Integer) = Nothing, Optional fixedLength As Boolean = false, Optional precision As Nullable(Of Integer) = Nothing, Optional scale As Nullable(Of Integer) = Nothing)
参数
- storeType
- String
数据库类型的名称。
- clrType
- Type
.NET 类型。
- unicode
- Boolean
一个值,该值指示类型是否应处理 Unicode 数据。
- fixedLength
- Boolean
一个值,该值指示类型是否具有固定长度数据。
适用于
RelationalTypeMapping(String, Type, Nullable<DbType>, Boolean, Nullable<Int32>, Boolean, Nullable<Int32>, Nullable<Int32>, JsonValueReaderWriter)
初始化 RelationalTypeMapping 类的新实例。
protected RelationalTypeMapping (string storeType, Type clrType, System.Data.DbType? dbType = default, bool unicode = false, int? size = default, bool fixedLength = false, int? precision = default, int? scale = default, Microsoft.EntityFrameworkCore.Storage.Json.JsonValueReaderWriter? jsonValueReaderWriter = default);
new Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping : string * Type * Nullable<System.Data.DbType> * bool * Nullable<int> * bool * Nullable<int> * Nullable<int> * Microsoft.EntityFrameworkCore.Storage.Json.JsonValueReaderWriter -> Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping
Protected Sub New (storeType As String, clrType As Type, Optional dbType As Nullable(Of DbType) = Nothing, Optional unicode As Boolean = false, Optional size As Nullable(Of Integer) = Nothing, Optional fixedLength As Boolean = false, Optional precision As Nullable(Of Integer) = Nothing, Optional scale As Nullable(Of Integer) = Nothing, Optional jsonValueReaderWriter As JsonValueReaderWriter = Nothing)
参数
- storeType
- String
数据库类型的名称。
- clrType
- Type
.NET 类型。
- unicode
- Boolean
一个值,该值指示类型是否应处理 Unicode 数据。
- fixedLength
- Boolean
一个值,该值指示类型是否具有固定长度数据。
- jsonValueReaderWriter
- JsonValueReaderWriter
处理映射类型的实例的读取和写入 JSON 值。
适用于
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