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RelationalSqlTranslatingExpressionVisitor.TranslateCount Méthode

  • Référence

Définition

Espace de noms:
Microsoft.EntityFrameworkCore.Query
Assembly:
Microsoft.EntityFrameworkCore.Relational.dll
Paquet:
Microsoft.EntityFrameworkCore.Relational v3.0.0
Paquet:
Microsoft.EntityFrameworkCore.Relational v3.1.0
Paquet:
Microsoft.EntityFrameworkCore.Relational v5.0.0
Paquet:
Microsoft.EntityFrameworkCore.Relational v6.0.0
Paquet:
Microsoft.EntityFrameworkCore.Relational v7.0.0
Paquet:
Microsoft.EntityFrameworkCore.Relational v8.0.0

Surcharges

TranslateCount(Expression)
TranslateCount(SqlExpression)
Obsolète.

Traduit Count over an expression en représentation SQL équivalente.

TranslateCount(Expression) 

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

Paramètres

expression
Expression

Retours

SqlExpression

S’applique à

TranslateCount(SqlExpression)

Attention

Use IAggregateMethodCallTranslatorProvider to add translation for aggregate methods

Traduit Count over an expression en représentation SQL équivalente.

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

Paramètres

sqlExpression
SqlExpression

Expression à traduire Count over.

Retours

SqlExpression

Traduction SQL de Count sur l’expression donnée.

Attributs
ObsoleteAttribute

S’applique à