Programmers Only: Reducing Conversations with DB2 for z/OS: Part 1
As Prem Mehra said, "There is no better-performing SQL than the SQL that is not executed."
From the developerWorks archives
Date archived: January 12, 2017 | First published: October 19, 2009
A look at SQL that's unnecessary and should be eliminated, SQL that is executed more times than necessary, and SQL that should be replaced
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