Indicates the structure rule governing the entry. The structure rule defines the names entries may have, and how entries may be related to each other.

Origin RFC 4512
Usage directoryOperation
Substring Matching Rule caseExactSubstringsMatch
Equality Matching Rule integerMatch
Single Value true
Names governingStructureRule
Ordering Matching Rule integerOrderingMatch
User Modification Allowed false
Schema File 00-core.ldif
Syntax Integer
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