Chapter 4 discussed more on generic querying where only one table is involved. We saw how to restrict values using constraints, a go through on table concepts and use of operators in phoenix query language. In chapter 5, we will look into more advanced querying like SQL joins, filters on the result set using subqueries and working with multiple tables. Let’s see how these advanced concepts work and their use in phoenix.
5.1 Joins
In general querying, we saw how to work with single table. Now let’s explore how to work with ...
