Chapter 5. Constructing queries
This chapter covers
- Querying an e-commerce data model
- The MongoDB query language in detail
- Query selectors and options
MongoDB doesn’t use SQL. It instead features its own JSON-like query language. You’ve explored this language throughout the book, but now let’s turn to some meatier, real-world examples. You’ll revisit the e-commerce data model introduced in the previous chapter and present a variety of queries against it. Among the queries you’ll practice are _id lookups, ranges, ordering, and projections. This chapter then surveys the MongoDB query language as a whole, looking at each available query operator in detail.
Keep in mind as you’re reading this chapter that MongoDB’s query language and aggregation ...
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