M o v e to O ra c le D a ta b a s e 1 1 g â T h e w h o le S to ry
M o v e to O ra c le D a ta b a s e 1 1 g â T h e w h o le S to ry
M o v e to O ra c le D a ta b a s e 1 1 g â T h e w h o le S to ry
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Chal<strong>le</strong>nges<br />
• >90% of so-cal<strong>le</strong>d upg<strong>ra</strong>de prob<strong>le</strong>ms aren't really upg<strong>ra</strong>de<br />
prob<strong>le</strong>ms but performance issues after the upg<strong>ra</strong>de<br />
• It's impor<strong>ta</strong>nt <strong>to</strong> use sufficient test scenarios and methods<br />
• Typical prob<strong>le</strong>m areas:<br />
• Optimizer - execution plans<br />
• Queries are slow<br />
• Reports or batches <strong>ta</strong>ke longer <strong>to</strong> comp<strong>le</strong>te<br />
• Increased resource requirements<br />
• Code path changes<br />
© 2010 O<strong>ra</strong>c<strong>le</strong> Corpo<strong>ra</strong>tion 52
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