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GroupBy

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The GroupBy element specifies an arbitrary grouping for FindItem queries.

<GroupBy Order="">
   <FieldURI/>
   <AggregateOn/>
</GroupBy>

<GroupBy Order="">
   <ExtendededFieldURI/>
   <AggregateOn/>
</GroupBy>

<GroupBy Order="">
   <IndexedFieldURI/>
   <AggregateOn/>
</GroupBy>

GroupByType

Attributes and elements

The following sections describe attributes, child elements, and parent elements.

Attributes

Attribute Description
Order
Determines the order of the groups in the grouped item array that is returned in the response. This attribute is of type SortDirectionType.

Order attribute values

Value Description
Ascending
The groups are ordered in ascending order.
Descending
The groups are ordered in descending order.

Child elements

Element Description
FieldURI
Identifies frequently referenced properties by URI.
IndexedFieldURI
Identifies individual members of a dictionary.
ExtendedFieldURI
Identifies extended MAPI properties to get, set, or create.
AggregateOn
Represents the field that is used to determine the order of groups in a response.

Parent elements

Element Description
FindItem
Defines a request to find items in a mailbox.

The following is the XPath expression to this element: /FindItem

Remarks

The FindItem response will contain a collection of groups. Each group will contain all items that had matching values for the GroupBy property. The property that determines the grouping is identified in the FieldURI, IndexedFieldURI, or ExtendedFieldURI element.

The schema that describes this element is located in the EWS virtual directory of the computer that is running Microsoft Exchange Server 2007 that has the Client Access server role installed.

Element information

Element Example
Namespace
https://schemas.microsoft.com/exchange/services/2006/messages
Schema Name
Messages schema
Validation File
Messages.xsd
Can be Empty
False

See also