March 2007
Intermediate to advanced
488 pages
13h 46m
English
book
OnDemand SQL Performance Analysis Simplified on DB2 for i5/OS in V5R4
by Hernando Bedoya, Jaime Gaug, James Kerl, Ser Ser NG, Jose Cardoso dos Santos
Content preview from OnDemand SQL Performance Analysis Simplified on DB2 for i5/OS in V5R4
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388 OnDemand SQL Performance Analysis Simplified on DB2 for i5/OS in V5R4
INSENSITIVE
– Specifies that once the cursor is opened, it does not have sensitivity to inserts,
updates, or deletes performed by this or any other activation group. If INSENSITIVE is
specified, the cursor is read-only and a temporary result is created when the cursor is
opened. In addition, the SELECT statement cannot contain a FOR UPDATE clause
and the application must allow a copy of the data (ALWCPYDTA(*OPTIMIZE) or
ALWCPYDTA(*YES)).
For example, a sensitive cursor declared as “SELECT * FROM orders” would return all the
current orders as well as any new orders inser ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.