In addition it can perform parallel data reads of multiple partitions speeding up the queries execution time. Infosource, datastore objects, infocube, infoobjects, and. For standard infocubes, you can specify that the infocube should be semantically partitioned. Partitioning on application layer logical partitioning this kind of partitioning is an element considered in the architecture and staging of a datamodel. It is a selfenclosed data set encompassing one or more related business processes.
If the semantically partitiioned object is made up of infocubes, deltas can be. The third entry defines the size of level 1 partitions and their location for infocubes in the sap bw schema. First steps in sap business warehouse bw espresso tutorials. Partitioning sap library business intelligence sap help portal. This has also been taken up towards the end of the document. Another solution may be converting to hana optmized which in turn deletes the partition while converting. Infoobjects are the basic building blocks of sap bw. In sap bw, automatic partition of the ftable of the infocube, psa table and change log table of the dso takes place based on the request. With newer version of sap bw, instead of breaking a large infocube. Table partition is done to manage the huge data to improve the efficiency of the applications.
F fact tables and all the associated dimension tables are being created as a single flat table in a partitioned. If you want to partition an infocube using the fiscal yearperiod 0fiscper. The more records that are stored within an infocube, the more time is needed for. It is used to store summarized aggregated data for long periods of time. This customizing means that all infocube tables are. Where necessary, limit the maximum number of partitions, the sap recommended optimal maximum number of partitions is 3040, so consider this when planning the range spilt.
A reporting user can define or execute queries against an info cube. Bwa only infocube, semantically partitioned objects spo, hybrid. You loaded more data into your infocube than you had planned when you partitioned it. More information can be found in sap note 20815 enable dynamic range partitioning feature for datastore objects advanced. Infocubes are the central multidimensional data model in bi. Readiness of your system for sap remote service has not been verified by. Sap bwbi stands for business information warehouse, also known as business. Tremendous sap bw performance improvement with oracle. Sap bw data flow learn sap bw in simple and easy steps starting from overview of bi objects. The partitions are accessed simultaneously during the query processing and then the result is consolidated to provide the final output.
Repartitioning sap library business intelligence sap help portal. Infocube partitioning sap bi pdf if there is a cube with uncompressed requests and 10 dimensions every dimension brings with it a local bitmap index than there are. Semantic partitioning is a property of the infoprovider. The data in an infocube is stored either physically or in bw accelerator. In the bw processing transfer rules, individual datasource fields are assigned to the corresponding infoobject of the infosource. Logical partitioning is defined having a separate infocube for each characteristic which are combined under one multiprovider.
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