November 2001
Intermediate to advanced
158 pages
5h 10m
English
Content preview from IBM ESS and IBM DB2 UDB Working Together
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126 IBM ESS and IBM DB2 UDB Working Together
Results
In general, this setup performed worse than either a strictly vertical or a strictly horizontal
layout. Figure A-16 on page 123 shows that for inserts, this setup took 4 - 8% longer to
complete. However, as seen in Figure A-17 on page 123 for the deletes, this setup was
in-between taking 20% longer than the best time and running 10% faster than the worst time.
Figure A-20 Data separate from index by array - load times
As you can see in Figure A-20, for loads this setup took 12% longer than the previous tests.
Tablescans using this setup took 17% longer than the previous tests.
Customer
Orders
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