Session.SelectData(XPClassInfo, CriteriaOperatorCollection, CriteriaOperator, CriteriaOperatorCollection, CriteriaOperator, Boolean, Int32, SortingCollection) Method

Retrieves objects from a session using the specified query parameters.

Namespace: DevExpress.Xpo

Assembly: DevExpress.Xpo.v24.1.dll

NuGet Packages: DevExpress.Win.PivotGrid, DevExpress.Win.TreeMap, DevExpress.Xpo

NuGet Package: DevExpress.Xpo

Declaration

C#

public List<object[]> SelectData(
    XPClassInfo classInfo,
    CriteriaOperatorCollection properties,
    CriteriaOperator criteria,
    CriteriaOperatorCollection groupProperties,
    CriteriaOperator groupCriteria,
    bool selectDeleted,
    int topSelectedRecords,
    SortingCollection sorting
)

VB.NET

Public Function SelectData(
    classInfo As XPClassInfo,
    properties As CriteriaOperatorCollection,
    criteria As CriteriaOperator,
    groupProperties As CriteriaOperatorCollection,
    groupCriteria As CriteriaOperator,
    selectDeleted As Boolean,
    topSelectedRecords As Integer,
    sorting As SortingCollection
) As List(Of Object())

Parameters

Name	Type	Description
classInfo	XPClassInfo	An XPClassInfo object which provides the metadata information for the objects to be retrieved.
properties	CriteriaOperatorCollection	A CriteriaOperatorCollection object which specifies object properties to be retrieved.
criteria	CriteriaOperator	A CriteriaOperator descendant which specifies the objects to be retrieved.
groupProperties	CriteriaOperatorCollection	A CriteriaOperatorCollection object which specifies the grouping properties.
groupCriteria	CriteriaOperator	A CriteriaOperator descendant which specifies the grouping criteria for the retrieved objects.
selectDeleted	Boolean	A Boolean value that specifies whether the objects marked as deleted must be retrieved.
topSelectedRecords	Int32	An integer value which specifies the maximum number of objects to be retrieved.
sorting	SortingCollection	A SortingCollection object that specifies the sort order for the list of the retrieved objects.

Returns

Type	Description
List<Object[]>	A list whose elements are property values that correspond to the properties of objects retrieved from the session.

Remarks

This method is intended for internal use. To get objects from a session, use the XPCollection and XPView components.