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SQL Predicate Coding Best Practices for Developers. (C03)

Topic: DB2 for LUW

Subtopic: 2005



DATE: 2005-10-24 (13:30 - 14:30)
SPEAKERS: Phil Gunning (Gunning Technology Solutions, LLC)

This presentation will show you how to code high performing SQL It will cover Range delimiting, Index SARGable, Data SARGable and residual predicates. Filter factors and selectivity will be discussed along with query rewrite examples. Index design and predicate selection best practices and restriction of result sets will be covered. After attending this session you will be able to go out and code top performing SQL.

EXP. LEVEL: Beginner,Intermediate,Advanced

OBJECTIVES:

Classes of Predicates from Best to Worst

Predicate Best Practices

Filter Factors -- Limiting rows returned

Index Design

Evaluating SQL using Explain and Design Advisor



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