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.
|Published (Last):||22 October 2008|
|PDF File Size:||19.87 Mb|
|ePub File Size:||4.46 Mb|
|Price:||Free* [*Free Regsitration Required]|
Very useful note, thanks can i get some more documents in BI my mail id is priyas78 yahoo. All the characteristics of the cube are available for the partitioning: With the Launch of the BW 7.
Partitioning in BW | SAP Blogs
This new object is based on the premise that this object can be partitioned using characteristics other than the time characteristics. December 5, at See here which we have same cocnepts.
This separation improves system performance when you analyze data delete data from the InfoProvider. The partitions on the database actually remain transparent to the user. The performance gain is only gained for partitiobing partitioned InfoCube if the time dimension of the InfoCube is consistent.
Where necessary, limit the maximum number of partitions. A t tachments 0 Page History.
This is indeed helpful for BW Developer to start thinking about partitioning that helps improve report performance. March 21, at 9: If you choose a time period that ranges too far into the future, the number of partitions is too great.
SAP BI 7.0 InfoCube Partitioning
December 2, at 7: Search or use up and down arrow keys to select an item. You can also determine the maximum number of partitions created on the database for this table.
Search or use up and down arrow keys to select an item. This will not help, but only postpone the disaster to a later point in time. On the F table, every partition must be accessed for every query because there is no effective restriction on the P-dimension partitioning key on the F facttable, and due to load performance the indexes on the F table are all local indexes.
If you choose 30 as the maximum number of partitions, resulting from the value range of 74 single values As shown abovepartitionkng 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.
Partitioning is an activity that happens at the database level logical partitioning is not discussed here and with 7. David, Choong Poey Yee. Additionally there is lots of DB cost for returning the allocated disk space.
InfoCube partitioning is done at database level paetitioning can be based on one of the following date based info objects:. Customers trying any other tricks innfocube 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.
December 2, at 6: Hence include either of these time characteristic in the InfoCube to be partitioned under the Time dimension as per the business requirement.
The next step is to create transformation, clicking on the create transformation button, throws the foll owing screen: July 8, at 9: If a statistics update will be done, all these The partitioning in the infocube also is done exactly in the same way as the DSO.
Two extra partitions are created to accommodate the data which is less than the time selection given and the data which lies beyond the given time selection. Let us suppose that the time characteristic used is 0Calmonth and the range of month given is Thanks Saurabh for sharing this.