2.341 Attribute isSingleValued

If TRUE, this attribute can only store one value.

 cn: Is-Single-Valued
 ldapDisplayName: isSingleValued
 attributeId: 1.2.840.113556.1.2.33
 attributeSyntax: 2.5.5.8
 omSyntax: 1
 isSingleValued: TRUE
 schemaIdGuid: bf967992-0de6-11d0-a285-00aa003049e2
 systemOnly: TRUE
 searchFlags: 0
 mapiID: 32961
 systemFlags: FLAG_SCHEMA_BASE_OBJECT
 schemaFlagsEx: FLAG_ATTR_IS_CRITICAL

Version-Specific Behavior: First implemented on Windows 2000 Server operating system.

The schemaFlagsEx attribute was added to this attribute definition in Windows Server 2008 operating system.