CHAPTER 11
Indexes
Indexing is a crucial aspect of your application design and development. Too many indexes and the performance of modifications (inserts, updates, merges, and deletes) will suffer. Too few indexes and the performance of DML (including select, inserts, updates, and deletes) will suffer. Finding the right mix is critical to your application’s performance.
Frequently, I find that indexes are an afterthought in application development. I believe that this is the wrong approach. If you understand how the data will be used from the very beginning of the process, you should be able to come up with the representative set of indexes ...
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