Restriction

Last modified: March 16, 2009

Applies to: Exchange Server 2007 | Exchange Server 2010

The Restriction element represents the restriction or query that is used to filter items or folders in FindItem/FindFolder and search folder operations.

<Restriction>
   <SearchExpression/>
</Restriction>

RestrictionType

Attributes and Elements

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

Attributes

None.

Child Elements

Element

Description

And

Represents a search expression that enables you to perform a Boolean AND operation between two or more search expressions.

Contains

Represents a search expression that determines whether a given property contains the supplied constant string value.

Excludes

Performs a bitwise mask of the properties.

Exists

Represents a search expression that returns true if the supplied property exists on an item.

IsEqualTo

Represents a search expression that compares a property with either a constant value or another property and evaluates to true if they are equal.

IsGreaterThan

Represents a search expression that compares a property with either a constant value or another property and returns true if the first property is greater than the value or property.

IsGreaterThanOrEqualTo

Represents a search expression that compares a property with either a constant value or another property and returns true if the first property is greater than or equal to the value or property.

IsLessThan

Represents a search expression that compares a property with either a constant value or another property and returns true if the first property is less than the value or property.

IsLessThanOrEqualTo

Represents a search expression that compares a property with either a constant value or another property and returns true if the first property is less than or equal to the value or property.

IsNotEqualTo

Represents a search expression that compares a property with either a constant value or another property and returns true if the values are not the same.

Not

Represents a search expression that negates the Boolean value of the search expression it contains.

Or

Represents a search expression that performs a logical OR operation on the search expression it contains. The Or element will return true if any of its children return true.

SearchExpression

Represents the substituted element within a restriction. This element is not used in an XML instance document.

Parent Elements

Element

Description

FindFolder

Defines a request to identify folders in a mailbox.

FindItem

Defines a request to find items in a mailbox.

SearchParameters

Represents the parameters that define a search folder.

Remarks

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

Namespace

https://schemas.microsoft.com/exchange/services/2006/types

Schema Name

Types schema

Validation File

Types.xsd

Can be Empty

False

See Also

Other Resources