ISqlExpressionFactory.Constant Method
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Overloads
| Name | Description |
|---|---|
| Constant(Object, RelationalTypeMapping) |
Creates a new SqlExpression which represents a constant in a SQL tree. |
| Constant(Object, Boolean, RelationalTypeMapping) |
Creates a new SqlExpression which represents a constant in a SQL tree. |
| Constant(Object, Type, RelationalTypeMapping) |
Creates a new SqlExpression which represents a constant in a SQL tree. |
| Constant(Object, Type, Boolean, RelationalTypeMapping) |
Creates a new SqlExpression which represents a constant in a SQL tree. |
Constant(Object, RelationalTypeMapping)
- Source:
- ISqlExpressionFactory.cs
- Source:
- ISqlExpressionFactory.cs
- Source:
- ISqlExpressionFactory.cs
- Source:
- ISqlExpressionFactory.cs
Creates a new SqlExpression which represents a constant in a SQL tree.
public Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression Constant(object value, Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping? typeMapping = default);public Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlConstantExpression Constant(object value, Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping typeMapping = default);public Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlConstantExpression Constant(object? value, Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping? typeMapping = default);abstract member Constant : obj * Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpressionabstract member Constant : obj * Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlConstantExpressionPublic Function Constant (value As Object, Optional typeMapping As RelationalTypeMapping = Nothing) As SqlExpressionPublic Function Constant (value As Object, Optional typeMapping As RelationalTypeMapping = Nothing) As SqlConstantExpressionParameters
- value
- Object
A value.
- typeMapping
- RelationalTypeMapping
The RelationalTypeMapping associated with the expression.
Returns
An expression representing a constant in a SQL tree.
Applies to
Constant(Object, Boolean, RelationalTypeMapping)
- Source:
- ISqlExpressionFactory.cs
Creates a new SqlExpression which represents a constant in a SQL tree.
public Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression Constant(object value, bool sensitive, Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping? typeMapping = default);abstract member Constant : obj * bool * Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpressionPublic Function Constant (value As Object, sensitive As Boolean, Optional typeMapping As RelationalTypeMapping = Nothing) As SqlExpressionParameters
- value
- Object
A value.
- sensitive
- Boolean
true if the expression contains sensitive values; otherwise, false.
- typeMapping
- RelationalTypeMapping
The RelationalTypeMapping associated with the expression.
Returns
An expression representing a constant in a SQL tree.
Applies to
Constant(Object, Type, RelationalTypeMapping)
- Source:
- ISqlExpressionFactory.cs
- Source:
- ISqlExpressionFactory.cs
- Source:
- ISqlExpressionFactory.cs
- Source:
- ISqlExpressionFactory.cs
Creates a new SqlExpression which represents a constant in a SQL tree.
public Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression Constant(object? value, Type type, Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping? typeMapping = default);public Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlConstantExpression Constant(object? value, Type type, Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping? typeMapping = default);abstract member Constant : obj * Type * Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpressionabstract member Constant : obj * Type * Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlConstantExpressionPublic Function Constant (value As Object, type As Type, Optional typeMapping As RelationalTypeMapping = Nothing) As SqlExpressionPublic Function Constant (value As Object, type As Type, Optional typeMapping As RelationalTypeMapping = Nothing) As SqlConstantExpressionParameters
- value
- Object
A value.
- type
- Type
The type for the constant. Useful when value is null.
- typeMapping
- RelationalTypeMapping
The RelationalTypeMapping associated with the expression.
Returns
An expression representing a constant in a SQL tree.
Applies to
Constant(Object, Type, Boolean, RelationalTypeMapping)
- Source:
- ISqlExpressionFactory.cs
Creates a new SqlExpression which represents a constant in a SQL tree.
public Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression Constant(object? value, Type type, bool sensitive, Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping? typeMapping = default);abstract member Constant : obj * Type * bool * Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpressionPublic Function Constant (value As Object, type As Type, sensitive As Boolean, Optional typeMapping As RelationalTypeMapping = Nothing) As SqlExpressionParameters
- value
- Object
A value.
- type
- Type
The type for the constant. Useful when value is null.
- sensitive
- Boolean
true if the expression contains sensitive values; otherwise, false.
- typeMapping
- RelationalTypeMapping
The RelationalTypeMapping associated with the expression.
Returns
An expression representing a constant in a SQL tree.
