MongoDB Mastering MongoDB for Beginners (Theory and Projects) - Solution($all) Part 1

The video tutorial explains how to create a collection and insert data into it. It then demonstrates how to query documents based on tags using different operators. The first query retrieves documents with the tag 'school'. The second query uses the 'in' operator to find documents with either 'book' or 'school' tags. The final query employs the 'all' operator to find documents containing both 'book' and 'school' tags.

Describe how to modify a query to find documents where tags include either 'book' or 'school'.

What is the purpose of using the 'all' operator in the context of this video?