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ddsf:public:guidebook:06_append:02_quality_of_service:ownership

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ddsf:public:guidebook:06_append:02_quality_of_service:ownership [2021/07/14 15:54]
murphy ↷ Links adapted because of a move operation
ddsf:public:guidebook:06_append:02_quality_of_service:ownership [2021/07/14 15:55] (current)
murphy ↷ Links adapted because of a move operation
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 ===== SHARED ''​kind''​ ===== ===== SHARED ''​kind''​ =====
-This setting indicates that the Service does not enforce unique ownership for each [[ddsf:​public:​guidebook:​06_append:​glossary:​i:​instance|instance]]. In this case, multiple writers can update the same data-object instance. The [[ddsf:private:​guidebook:​06_append:​glossary:​s:​subscriber|subscriber]] to the ''​[[ddsf:​private:​guidebook:​06_append:​glossary:​t:​topic|Topic]]''​ will be able to access modifications from all ''​DataWriter''​ objects, subject to the settings of other [[ddsf:​public:​guidebook:​06_append:​glossary:​q:​quality_of_service_qos_policies|QoS]] that may filter particular samples (e.g., the TIME_BASED_FILTER or [[ddsf:​public:​guidebook:​06_append:​glossary:​h:​history_qos|HISTORY QoS]] policy). In any case there is no “filtering” of modifications made based on the identity of the ''​DataWriter''​ that causes the modification.+This setting indicates that the Service does not enforce unique ownership for each [[ddsf:​public:​guidebook:​06_append:​glossary:​i:​instance|instance]]. In this case, multiple writers can update the same data-object instance. The [[ddsf:public:​guidebook:​06_append:​glossary:​s:​subscriber|subscriber]] to the ''​[[ddsf:​public:​guidebook:​06_append:​glossary:​t:​topic|Topic]]''​ will be able to access modifications from all ''​DataWriter''​ objects, subject to the settings of other [[ddsf:​public:​guidebook:​06_append:​glossary:​q:​quality_of_service_qos_policies|QoS]] that may filter particular samples (e.g., the TIME_BASED_FILTER or [[ddsf:​public:​guidebook:​06_append:​glossary:​h:​history_qos|HISTORY QoS]] policy). In any case there is no “filtering” of modifications made based on the identity of the ''​DataWriter''​ that causes the modification.
  
 ===== EXCLUSIVE ''​kind''​ ===== ===== EXCLUSIVE ''​kind''​ =====
ddsf/public/guidebook/06_append/02_quality_of_service/ownership.1626292467.txt.gz · Last modified: 2021/07/14 15:54 by murphy