In the chapter on facets, the video refers to creating text indexes. I am just wondering how such indexes are implemented under the hood and how efficient they could possibly be given they are made on a body of text? Any insights would be appreciated
You can refer to the following documentation link for Text Indexes:
Indexes is a wide topic that is out of scope for this course. You can check our course on MongoDB Performance and documentation, linked below:
Please feel free to reach out if you have any questions.