IEntityMaterializerSource.CreateReadValueExpression Method

Definition

Namespace:

Microsoft.EntityFrameworkCore.Query

Assembly:

Microsoft.EntityFrameworkCore.dll

Package:

Microsoft.EntityFrameworkCore v3.1.0

Creates an Expression tree representing reading a value from a ValueBuffer

This method is typically used by database providers (and other extensions). It is generally not used in application code.

public System.Linq.Expressions.Expression CreateReadValueExpression (System.Linq.Expressions.Expression valueBuffer, Type type, int index, Microsoft.EntityFrameworkCore.Metadata.IPropertyBase property);

abstract member CreateReadValueExpression : System.Linq.Expressions.Expression * Type * int * Microsoft.EntityFrameworkCore.Metadata.IPropertyBase -> System.Linq.Expressions.Expression

Public Function CreateReadValueExpression (valueBuffer As Expression, type As Type, index As Integer, property As IPropertyBase) As Expression

Parameters

valueBuffer

Expression

The expression that exposes the ValueBuffer.

type

Type

The type to read.

index

Int32

The index in the buffer to read from.

property

IPropertyBase

The IPropertyBase being read if any.

Returns

Expression

An expression to read the value.