Class ExpressionEventData
- Namespace
- Microsoft.EntityFrameworkCore.Diagnostics
- Assembly
- Microsoft.EntityFrameworkCore.dll
A DiagnosticSource event payload class for events that have a query expression.
public class ExpressionEventData : EventData
- Inheritance
-
ExpressionEventData
- Inherited Members
Remarks
See Logging, events, and diagnostics for more information and examples.
Constructors
ExpressionEventData(EventDefinitionBase, Func<EventDefinitionBase, EventData, string>, Expression)
Constructs the event payload.
public ExpressionEventData(EventDefinitionBase eventDefinition, Func<EventDefinitionBase, EventData, string> messageGenerator, Expression expression)
Parameters
eventDefinition
EventDefinitionBaseThe event definition.
messageGenerator
Func<EventDefinitionBase, EventData, string>A delegate that generates a log message for this event.
expression
ExpressionThe Expression.
Properties
Expression
The Expression.
public virtual Expression Expression { get; }