ScalarSubqueryExpression Class
Definition
Important
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An expression that represents projecting a scalar SQL value from a subquery.
This type is typically used by database providers (and other extensions). It is generally not used in application code.
[System.Runtime.CompilerServices.Nullable(0)]
public class ScalarSubqueryExpression : Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpressionpublic class ScalarSubqueryExpression : Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression[<System.Runtime.CompilerServices.Nullable(0)>]
type ScalarSubqueryExpression = class
inherit SqlExpressiontype ScalarSubqueryExpression = class
inherit SqlExpressionPublic Class ScalarSubqueryExpression
Inherits SqlExpression- Inheritance
- Attributes
Constructors
| Name | Description |
|---|---|
| ScalarSubqueryExpression(SelectExpression) |
Creates a new instance of the ScalarSubqueryExpression class. |
Properties
| Name | Description |
|---|---|
| NodeType | (Inherited from SqlExpression) |
| Subquery |
The subquery projecting single row with single scalar projection. |
| Type | (Inherited from SqlExpression) |
| TypeMapping |
The RelationalTypeMapping associated with this expression. (Inherited from SqlExpression) |
Methods
| Name | Description |
|---|---|
| ApplyTypeMapping(RelationalTypeMapping) |
Applies supplied type mapping to this expression. |
| Equals(Object) | System.Linq.Expressions.Expression.Equals(System.Object) |
| GetHashCode() | System.Linq.Expressions.Expression.GetHashCode |
| Print(ExpressionPrinter) |
Creates a printable string representation of the given expression using ExpressionPrinter. |
| Quote() | System.Linq.Expressions.Expression.Quote |
| Update(SelectExpression) |
Creates a new expression that is like this one, but using the supplied children. If all of the children are the same, it will return this expression. |
| VisitChildren(ExpressionVisitor) | Reduces the node and then calls the visitor delegate on the reduced expression. The method throws an exception if the node is not reducible. |
Explicit Interface Implementations
| Name | Description |
|---|---|
| IPrintableExpression.Print(ExpressionPrinter) |
Creates a printable string representation of the given expression using ExpressionPrinter. (Inherited from SqlExpression) |
