© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2024
H. Dombrovskaya et al.PostgreSQL Query Optimizationhttps://doi.org/10.1007/979-8-8688-0069-6_1

1. Why Optimize?

Henrietta Dombrovskaya1  , Boris Novikov2 and Anna Bailliekova3
(1)
DRW Holdings, Chicago, IL, USA
(2)
Database expert, Helsinki, Finland
(3)
UrbanFootprint, Milwaukee, Wisconsin, USA
 

This chapter covers why optimization is an important part of database development. You will learn the differences between declarative languages, like SQL, and imperative languages, like Java, which may be more familiar, and how these differences affect programming style. We also demonstrate that optimization applies not only to database queries but also to database design ...

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