This catalog view contains a row per (contract, message type) pair.
Identifier of the contract using the message type. Not NULLABLE.
Identifier of the message type used by the contract. Not NULLABLE.
Message type can be sent by the conversation initiator. Not NULLABLE.
Message type can be sent by the conversation target. Not NULLABLE.
In SQL Server 2005 and later versions, the visibility of the metadata in catalog views is limited to securables that a user either owns or on which the user has been granted some permission. For more information, see Metadata Visibility Configuration.