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How to identify which SQL Query is more efficient
IBM Mainframe Forums -> DB2
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dp33770

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Joined: 04 Jul 2007
Posts: 91
Location: Hyderabad
PostPosted: Sat Sep 13, 2008 12:27 am
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Dear All,
My question is DB2.
There are 5 different SQL Query which can be used to give get the desired output.
How to identify which SQL Query is more efficient ?

Regards,
Deep
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muthukannan

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Joined: 03 Aug 2006
Posts: 42
Location: Chennai
PostPosted: Sat Sep 13, 2008 12:31 am
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Hi,

Use Explain tool from DB2 menu.
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