.NET Framework 4.5.2+
.NET Framework 4.5.2+
.NET Standard 2.0+

XPQueryExtensions.Query<T>(IDataLayer) Method

Creates a new XPQuery<T> instance from a specified session's scope.

Namespace: DevExpress.Xpo

Assembly: DevExpress.Xpo.v20.2.dll

Declaration

public static XPQuery<T> Query<T>(
    this IDataLayer layer
)
<ExtensionAttribute>
Public Shared Function Query(Of T)(
    layer As IDataLayer
) As XPQuery(Of T)

Parameters

Name Type Description
layer IDataLayer

An IDataLayer object specifying the data access layer.

Type Parameters

Name
T

Returns

Type Description
XPQuery<T>

An XPQuery<T> object instantiated from the session's scope.

Remarks

Example:

using System.Linq;
using DevExpress.Xpo;

// ...

var data = from c in session1.Query<Person>()
           where c.LastName.StartsWith("A")
           select c;
See Also