If there is a cube with uncompressed requests and 10 dimensions (every dimension brings with it a local bitmap index) than there are. step-by-step process to create Re-Partitioning of Info Cube in SAP-BI. (1). students. Created by KUNCHAM Software Solutions Pvt Ltd. Last updated 4/. Sap BW Info cube partitioning. 1. Info cube partitioning InfoCube Partitioning So what is partitioning and why do it? You use partitioning to.
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Clicking on OK leads to the following screen: Very good article Saurabh. If you are using this database you can also partition PSA tables. With the Launch of the BW 7. You must be Logged on to comment or reply to a post. Therefore we recommend that you create a partition for a year, for example, and that you repartition the InfoProvider after this time.
I was not aware of this semantically partitioned concept. The partitions are accessed ibfocube during the query processing and then the result is consolidated to partitionint the final output.
When you activate the InfoProvider, the system creates the table on the database with one of the number of partitions corresponding to the value range. This new object is based on the premise that this object can be partitioned using characteristics other than the time characteristics. Features When you activate the InfoProvider, the system creates the table on the database with one of the number of partitions corresponding to the value range.
Thanks for your efforts.
December 2, at 8: December 5, at BW, by its virtue has to handle a huge amount of data. The partition can be created only if a time characteristic is present as the key of the DSO.
June 23, at 8: Click on OK to further come to this screen and continue creating transformation: InfoCube partitioning is done at database level and can be based on one of the following date based info objects:. Any attempts to switch on partitioning after the activation has taken place and the cube has data regardless whether in F or E table is not supported at all.
This screen shows the complete data flow of the SPO: Search or use up and down arrow keys to select an item.
However, following points should be noted: The aggregates do not get adapted automatically but the next time you rebuild them or they get rebuild by a changerun they will reflect the new partitioning as well. Data flow after creating two partitions in the SPO: You can access infocuge in the Data Warehousing Workbench using Administration, or in the context menu of your InfoCube.
And at some point compression is not possible in a partitioniing amount of time anymore, because deleting a partition takes so long that the whole workflow on that cube and others later up the chain is not fitting into the allocated timeframes.
If you choose a time period that is too small, the partitions are too large.
SAP BI InfoCube Partitioning | SAP Blogs
When the read access to the partitioning characteristic is limited, a number of partitions may be possibly excluded from the read process, so the data base will be smaller and comprehensive data will be found and read significantly faster. Customers trying any other tricks to achieve this, do this on their own risk and definitely should try their tricks before applying them to production and check whether they still see their data afterwards.
Partitioning is an activity that happens at the database level logical partitioning is not discussed here and with 7. This separation improves system performance when you analyze data delete data from the InfoProvider.
SPO based on cube: The partitioning in the infocube also is done exactly in the same way as the DSO.
Partitioning (SAP Library – Business Intelligence)
If there is a cube with uncompressed requests and 10 dimensions every dimension brings with it a local bitmap index than there are partitions for the table itself and 10 x index partitions which makes a total of Thanks Saurabh for sharing this.
You have to do that by creating a second cube, partition that one and then load it from the first via an export datasource. The following screen shows two partitions created based on the company code and the 0calmonth. And they also should definitely have tried to recover a cube from their last backup. If you choose 30 as the maximum number of partitions, resulting from the value range of 74 single values As shown abovethe system groups three months at a time together in a partition meaning that a partition corresponds to exactly one quarter.
The performance gain is only achieved for the partitioned InfoProvider if the time characteristics of the InfoProvider are consistent.
pzrtitioning The following is the first screen that you get when you create SPO based on a cube: When activating the InfoCube, the fact table is created on the database with one of the number of partitions corresponding to the value range and maximum no. Assign the Constant value For Example: Very informative and consolidated article. December 2, at 6: Thnx a lot Parimi. With portioning, the structure of a InfoCube table in database systems will basically be defined to use a partitioning field to physically divide it into several database areas tables, blocks, etc.
But always check on google before making doc. A t tachments 0 Page History. This will cause unacceptable query response times if there are too many partitions. You can set the value range yourself.