June 2004
Intermediate to advanced
396 pages
9h 28m
English
book
Building and Scaling SAP Business Information Warehouse on DB2 UDB ESE
by Chuck Ballard, Andreas Christian, Theodor H. Kuebler, Rodrigo A. Schiavon
Content preview from Building and Scaling SAP Business Information Warehouse on DB2 UDB ESE
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216 SAP BW and DB2
The details of the REORGCHK command are not described here, but can be found in
the DB2 UDB Administration Guide. The SAP BW system provides functions and
jobs to perform the reorg activities from the SAP SAPGUI, using the transactions
described in 7.3.3, “The optimizer and runstats” on page 207.
The DB2 UDB REORG
function deletes the unused space and reorganizes the data
to be stored in contiguous pages. If the INDEX option is used, it places the index
data rows in the same sequence.
The SAP BW System provides the following jobs for REORGCHK and REORG:
RUNSTATS and REORGCHK (DBSTATC)
REORGCHK for all tables
RUNSTATS and REORGCHK for all tables
RUNSTATS and REORGCHK for a single table.
Automatic REORG
REORG and RUNSTATS ...
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