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Oracle SQL Tuning with Oracle SQLTXPLAIN by Stelios Charalambides

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Foreword

You are about to read this book on the subject of SQL Tuning using SQLTXPLAIN (also referred to as SQLT for short). Chances are you know a bit about what this SQLT tool offers but not much about the story behind it. This foreword provides some background on how this tool became what it is today. I hope you enjoy this behind-the-scenes look at the motivations and events that slowly came together over the years as I’ve worked on the tool you’re about to learn.

In the late 1990s I was a “road warrior” like many consultants back then. I was an Oracle “field support engineer” with pretty good expertise in manufacturing and SQL tuning, and I had chosen to be part of the Short-term Assignments Team. (We had two options back then, short or long-term ...

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