Outline of High Speed Ingestion with Data Partitioning in Content ...

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© Copyright 2007 EMC Corporation. All rights reserved.6Getting around the ODPL limitations• Model Simplifications– Lightweight objects:• Allows us to avoid loading dm_sysobject_s & dm_sysobject_r– External store objects• Stored where the application decides. Avoids having to reverse engineerdatatickets• Data Partitioning:– ODPL can be run on schema-identical partition on separate offlinetable– Once Indexes rebuilt the offline partition can be swapped withcorresponding empty online one with little overhead– Requires, potentially only a few minutes of application downtime
© Copyright 2007 EMC Corporation. All rights reserved.7Database layout for exampl normal sysobjectDm_sysobject_s and _rDmi_object_typeDmr_content_s & _rAn object’smeta-data isspread overseveral tablesjoined byr_object_idDm_document_sMytype_sMyparent_type_s
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Outline of High Speed Ingestion with Data Partitioning in Content ...

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