ODM2 [ODM2_DBWrench_Schema.xml]

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PersonExternalIdentifiers

Cross reference "linking" table to allow many to many

Columns
PK	Name	Data Type	NULLs	A/N	Default	Comment	FK
	BridgeID	Integer				Primary key for a bridge table, enabling many-to-many joins.
	PersonID	Integer				Foreign Key to People table
	ExternalIdentifierSystemID	Integer				Foreign Key to ExternalIdentifierSystems
	PersonExternalIdentifier	VarChar(255)				A resolvable, globally unique ID, such as an IGSN; could be a Uniform Resource Name (URN).
	PersonExternalIdentifierURI	VarChar(255)				Uniform Resource Identifier (URI), preferably in the form of a persistent URL that is self-documenting.

Indexes (none)

Foreign Keys
Name	Parent Table	Child Table	Parent Columns	Child Columns
fk_PersonExternalIdentifiers_ExternalIdentifierSystems	ODM2ExternalIdentifiers.ExternalIdentifierSystems	ODM2ExternalIdentifiers.PersonExternalIdentifiers	ExternalIdentifierSystemID	ExternalIdentifierSystemID
fk_PersonExternalIdentifiers_People	ODM2Core.People	ODM2ExternalIdentifiers.PersonExternalIdentifiers	PersonID	PersonID

Parent Relations (none)

Used in Diagrams

Diagram Name

ODM2ExternalIdentifers