June 1999
Intermediate to advanced
1368 pages
29h 45m
English
Before you spend quality time tuning the performance of queries, it's important that you understand the process that resolves the request. From the first instant you decide to pose a question to the database in terms of a query, you begin to follow a series of steps that you hope will result in an accurate, timely result. When you begin to optimize the query, it helps to understand these steps and know which part of the process you're optimizing.
Many developers don't include a definition as part of query resolution, but it does affect how the query is resolved. When deciding how to pose the query to the database, you've probably already determined which tables to use ...
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