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performance of data loading

Former Member
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Can anyone please advise on the measures available for enhancing the performance of data loading and query run-time.

Thanks

JM

Accepted Solutions (0)

Answers (3)

Answers (3)

Former Member
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Mora,

check presentations in SDN BI Performance Tuning

[original link is broken]

and get chance to read 'SAP BW Performance Optimization Guide' book

http://www.sappressbooks.com/product.cfm?account=&product=H1918

hope Now its very clear for you...

*****************Assign Points***********************

Thanks,

Gattu

former_member228339
Contributor
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Hi..

<b>In addition to enhanced query performance, this approach allows for a better front-end architecture and easier access to the reports repository. Open the Web AD and create the report SENDER_WEB. Select the BEx sender report as DATAPROVIDER and create the RECEIVER_WEB report based on the corresponding BEx report.

In the BW environment, execute RSBBS and access the Maintain Sender/ Receiver Assignment screen. The BExsender report is listed in the Query tab along with the BEx receiver report, which was previously defined. It is located in the Receiver section of the screen.

Press Shift+F4 for the Report Assignment prompt and select the BW Web Application option under the Report

Type tab. In the Report section, locate the RECEIVER_WEB report and press F8 to transfer your selection.

Now you are able to drill through from your SENDER_WEB report to the two queries in Figure 5. The difference

between the two is that RECEIVER_ WEB report is custom designed to meet the customer’s needs.

You can add more Web AD elements and enhance the RECEIVER_WEB report.

For example, you could add a filter element like I did to the report template todisplay how the report is filtered. Various other options are also available via the Web AD including changing the visual appearance of the report. The BExreceiver report is available in the Goto option of the SENDER_WEB report and can be displayed through a Web browser. This is the default option and based on a standard SAP template that cannot be changed or edited.</b>

If the BW statistics are turned on, the systems collects data. These data is inserted in different tables:

Tables, which are filled by ‚OLAP‘:

RSDDSTAT

RSDDSTATAGGR

RSDDSTATAGGRDEF

Tables, which are filled by ‚WHM‘:

RSDDSTATWHM

RSDDSTATCOND

RSDDSTATDELE

Use of OLAP for Each InfoCube (Time)

Components of runtime per query

Use of OLAP for Each InfoCube (Records)

Records selected / transferred

Query Runtime

User, query, # of navigations, components of runtime

Use of OLAP by Date

Use of OLAP according to time of day

Mean Time Per Query

Mean time per navigation

Data Load: Utilizing WHM per InfoSource

BW Performance Tuning Knowledge Center - SAP Developer Network (SDN)

[original link is broken]

performance docs on query

https://www.sdn.sap.com/irj/servlet/prt/portal/prtroot/docs/library/uuid/3f66ba90-0201-0010-ac8d-b61...

https://www.sdn.sap.com/irj/servlet/prt/portal/prtroot/docs/library/uuid/cccad390-0201-0010-5093-fd9...

https://www.sdn.sap.com/irj/servlet/prt/portal/prtroot/docs/library/uuid/ce7fb368-0601-0010-64ba-fad...

https://www.sdn.sap.com/irj/servlet/prt/portal/prtroot/docs/library/uuid/c8c4d794-0501-0010-a693-918...

https://www.sdn.sap.com/irj/servlet/prt/portal/prtroot/docs/library/uuid/064fed90-0201-0010-13ae-b16...

weblog

/people/prakash.darji/blog/2006/01/27/query-creation-checklist

/people/prakash.darji/blog/2006/01/26/query-optimization

Message was edited by:

krish

Message was edited by:

krish