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Rails, Angular, Postgres, and Bootstrap by David B. Copeland

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Understanding the Performance Impact of Complex Data

In Chapter 8, Design Great UIs with Bootstrap’s Grid and Components, we built the user interface for the data we’ll be querying here. In addition to the data we’ve already seen in the CUSTOMERS table, we need to display the customer’s billing address, shipping address, and credit card information. The credit card information is stored elsewhere (we’ll deal with that in the next chapter), so we’re just querying the customer’s billing and shipping addresses for now.

We’ve already seen the CUSTOMERS table, and we know it doesn’t include either of these pieces of data. As you’ll recall from Chapter 3, Use Fast Queries with Advanced Postgres Indexes , our hypothetical company has tables ...

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