MongoDB query & operator practice with sample jobs and companies datasets (comparison, logical, array, element, and update operators)
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Updated
Oct 20, 2026
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query-operators
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Annotated mongosh shell script working through MongoDB / NoSQL fundamentals: CRUD, query and update operators, aggregation-style grouping, document references (manual and DBRef) and index creation. Personal study notes based on a metanit.com tutorial.
crud tutorial database mongodb nosql indexing shell-script document-database aggregation data-modeling learning-notes database-queries dbref mongosh query-operators
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Updated
Sep 12, 2026 - Shell
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