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RelationalSqlTranslatingExpressionVisitor.TranslateCount Método

  • Referencia

Definición

Espacio de nombres:
Microsoft.EntityFrameworkCore.Query
Ensamblado:
Microsoft.EntityFrameworkCore.Relational.dll
Paquete:
Microsoft.EntityFrameworkCore.Relational v5.0.0
Paquete:
Microsoft.EntityFrameworkCore.Relational v6.0.0
Paquete:
Microsoft.EntityFrameworkCore.Relational v7.0.0
Paquete:
Microsoft.EntityFrameworkCore.Relational v8.0.0
Paquete:
Microsoft.EntityFrameworkCore.Relational v3.0.0
Paquete:
Microsoft.EntityFrameworkCore.Relational v3.1.0

Sobrecargas

TranslateCount(SqlExpression)
Obsoletos.

Convierte Count sobre una expresión en una representación SQL equivalente.
TranslateCount(Expression)

TranslateCount(SqlExpression)

Source:
RelationalSqlTranslatingExpressionVisitor.cs
Source:
RelationalSqlTranslatingExpressionVisitor.cs
Source:
RelationalSqlTranslatingExpressionVisitor.cs
Source:
RelationalSqlTranslatingExpressionVisitor.cs

Precaución

Use IAggregateMethodCallTranslatorProvider to add translation for aggregate methods

Convierte Count sobre una expresión en una representación SQL equivalente.

public virtual Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression TranslateCount (Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression sqlExpression);
public virtual Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression? TranslateCount (Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression sqlExpression);
[System.Obsolete("Use IAggregateMethodCallTranslatorProvider to add translation for aggregate methods")]
public virtual Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression? TranslateCount (Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression sqlExpression);
abstract member TranslateCount : Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression
override this.TranslateCount : Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression
[<System.Obsolete("Use IAggregateMethodCallTranslatorProvider to add translation for aggregate methods")>]
abstract member TranslateCount : Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression
override this.TranslateCount : Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression
Public Overridable Function TranslateCount (sqlExpression As SqlExpression) As SqlExpression

Parámetros

sqlExpression
SqlExpression

Expresión en la que se va a traducir Count over.

Devoluciones

SqlExpression

Una traducción SQL de Count sobre la expresión especificada.

Atributos
ObsoleteAttribute

Se aplica a

TranslateCount(Expression)

Source:
RelationalSqlTranslatingExpressionVisitor.cs
Source:
RelationalSqlTranslatingExpressionVisitor.cs
public virtual Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression TranslateCount (System.Linq.Expressions.Expression expression = default);
abstract member TranslateCount : System.Linq.Expressions.Expression -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression
override this.TranslateCount : System.Linq.Expressions.Expression -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression
Public Overridable Function TranslateCount (Optional expression As Expression = Nothing) As SqlExpression

Parámetros

expression
Expression

Devoluciones

SqlExpression

Se aplica a