共用方式為

QueryableMethodTranslatingExpressionVisitor.TranslateLongCount 方法

  • 參考

定義

命名空間:
Microsoft.EntityFrameworkCore.Query
組件:
Microsoft.EntityFrameworkCore.dll
套件:
Microsoft.EntityFrameworkCore v3.0.0
套件:
Microsoft.EntityFrameworkCore v3.1.0
套件:
Microsoft.EntityFrameworkCore v5.0.0
套件:
Microsoft.EntityFrameworkCore v6.0.0
套件:
Microsoft.EntityFrameworkCore v7.0.0
套件:
Microsoft.EntityFrameworkCore v8.0.0

LongCount<TSource>(IQueryable<TSource>)將方法和其他多載轉譯為指定的來源。

protected abstract Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression TranslateLongCount (Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression source, System.Linq.Expressions.LambdaExpression predicate);
protected abstract Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression? TranslateLongCount (Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression source, System.Linq.Expressions.LambdaExpression? predicate);
abstract member TranslateLongCount : Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression * System.Linq.Expressions.LambdaExpression -> Microsoft.EntityFrameworkCore.Query.ShapedQueryExpression
Protected MustOverride Function TranslateLongCount (source As ShapedQueryExpression, predicate As LambdaExpression) As ShapedQueryExpression

參數

source
ShapedQueryExpression

套用運算子的成形查詢。

predicate
LambdaExpression

呼叫中提供的述詞。

傳回

ShapedQueryExpression

翻譯後的成形查詢。

適用於