chore: sync content to repo (#10155)

Co-authored-by: nilbuild <4921183+nilbuild@users.noreply.github.com>
2026-07-15 11:50:35 +02:00
1 parent 9040ea6557
commit a01f6c4479
@@ -4,7 +4,7 @@ Aggregation in MongoDB is a powerful framework for data processing and transform

 Visit the following resources to learn more:

+- [@course@Fundamentals of Data Transformation Skill Badge](https://learn.mongodb.com/courses/fundamentals-of-data-transformation)
 - [@official@Aggregation Operations](https://www.mongodb.com/docs/manual/aggregation/)
 - [@official@MongoDB Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
- [@article@How To Use Aggregations in MongoDB](https://www.digitalocean.com/community/tutorials/how-to-use-aggregations-in-mongodb)
- [@course@Fundamentals of Data Transformation Skill Badge](https://learn.mongodb.com/courses/fundamentals-of-data-transformation)
+- [@article@How To Use Aggregations in MongoDB](https://www.digitalocean.com/community/tutorials/how-to-use-aggregations-in-mongodb)
@@ -4,5 +4,5 @@ The `$all` operator in MongoDB selects documents where an array field contains a

 Visit the following resources to learn more:

- [@official@\$all](https://www.mongodb.com/docs/manual/reference/operator/query/all/)
- [@article@\$all and \$elemMatch in MongoDB](https://dev.to/kawsarkabir/all-and-elemmatch-in-mongodb-4od6)
+- [@official@$all](https://www.mongodb.com/docs/manual/reference/operator/query/all/)
+- [@article@$all and $elemMatch in MongoDB](https://dev.to/kawsarkabir/all-and-elemmatch-in-mongodb-4od6)
@@ -4,5 +4,5 @@ The `$and` operator in MongoDB performs logical AND operation on multiple query

 Visit the following resources to learn more:

- [@official@\$and](https://www.mongodb.com/docs/manual/reference/operator/query/and/)
- [@article@\$and operator](https://codeforgeek.com/and-operator-in-mongodb/)
+- [@official@$and](https://www.mongodb.com/docs/manual/reference/operator/query/and/)
+- [@article@$and operator](https://codeforgeek.com/and-operator-in-mongodb/)
@@ -4,7 +4,7 @@ Atlas Search indexes in MongoDB Atlas provide full-text search capabilities usin

 Visit the following resources to learn more:

- [@official@Atlas Search Indexes](https://www.mongodb.com/docs/atlas/atlas-search/manage-indexes/)
- [@article@Atlas Search Made Easy: A Summary Guide for Developers](https://medium.com/@sumitkessar/atlas-search-made-easy-a-summary-guide-for-developers-883c27886987)
 - [@course@Vector Search Fundamentals Skill Badge](https://learn.mongodb.com/courses/vector-search-fundamentals)
- [@course@Search Fundamentals Skill Badge](https://learn.mongodb.com/courses/search-fundamentals)
+- [@course@Search Fundamentals Skill Badge](https://learn.mongodb.com/courses/search-fundamentals)
+- [@official@Atlas Search Indexes](https://www.mongodb.com/docs/atlas/atlas-search/manage-indexes/)
+- [@article@Atlas Search Made Easy: A Summary Guide for Developers](https://medium.com/@sumitkessar/atlas-search-made-easy-a-summary-guide-for-developers-883c27886987)
@@ -4,6 +4,6 @@ Binary data in MongoDB stores non-textual data like images, files, and encoded c

 Visit the following resources to learn more:

- [@official@BinData \(\)](https://www.mongodb.com/docs/manual/reference/method/bindata/)
+- [@official@BinData ()](https://www.mongodb.com/docs/manual/reference/method/bindata/)
 - [@official@BSON Types](https://www.mongodb.com/docs/manual/reference/bson-types/)
 - [@article@Understanding BSON: The Backbone of MongoDB's Data Format](https://dev.to/abhay_yt_52a8e72b213be229/understanding-bson-the-backbone-of-mongodbs-data-format-11oa)
@@ -4,5 +4,5 @@ Boolean data type in MongoDB stores true or false values, representing logical s

 Visit the following resources to learn more:

- [@official@\$type](https://www.mongodb.com/docs/manual/reference/operator/query/type/)
+- [@official@$type](https://www.mongodb.com/docs/manual/reference/operator/query/type/)
 - [@official@How to Index Boolean Values](https://www.mongodb.com/docs/atlas/atlas-search/field-types/boolean-type/)
@@ -4,5 +4,5 @@

 Visit the following resources to learn more:

- [@official@db.collection.bulkWrite\(\)](https://www.mongodb.com/docs/manual/reference/method/db.collection.bulkwrite/)
+- [@official@db.collection.bulkWrite()](https://www.mongodb.com/docs/manual/reference/method/db.collection.bulkwrite/)
 - [@article@MongoDB: InsertMany vs BulkWrite](https://medium.com/@msbytedev/mongodb-insertmany-vs-bulkwrite-2f9da91b544c)
@@ -4,9 +4,9 @@ Collection methods in MongoDB provide comprehensive operations for data manipula

 Visit the following resources to learn more:

+- [@course@CRUD Operations Skill Badge](https://learn.mongodb.com/courses/crud-operations-in-mongodb)
 - [@official@Collection Methods](https://www.mongodb.com/docs/manual/reference/method/js-collection/)
 - [@official@createIndex](https://www.mongodb.com/docs/manual/reference/method/db.collection.createindex/)
 - [@official@count](https://www.mongodb.com/docs/manual/reference/method/db.collection.count/)
 - [@official@distinct](https://www.mongodb.com/docs/manual/reference/method/db.collection.distinct/)
- [@article@A Comprehensive Guide to MongoDB Methods](https://medium.com/@coderwithtools/a-comprehensive-guide-to-mongodb-methods-syntax-and-examples-feee0ac07599)
- [@course@CRUD Operations Skill Badge](https://learn.mongodb.com/courses/crud-operations-in-mongodb)
+- [@article@A Comprehensive Guide to MongoDB Methods](https://medium.com/@coderwithtools/a-comprehensive-guide-to-mongodb-methods-syntax-and-examples-feee0ac07599)
@@ -4,10 +4,10 @@ MongoDB uses a flexible document data model storing data in BSON format with ric

 Visit the following resources to learn more:

- [@official@Data Model](https://www.mongodb.com/docs/manual/data-modeling/)
- [@official@Data Types](https://www.mongodb.com/docs/mongodb-shell/reference/data-types/)
- [@article@A Comprehensive Guide to Data Modeling in MongoDB](https://medium.com/@skhans/a-comprehensive-guide-to-data-modeling-in-mongodb-b63b2df9d9dd)
 - [@course@Relational to Document Model Skill Badge](https://learn.mongodb.com/courses/relational-to-document-model)
 - [@course@Schema Design Patterns and Anti-patterns Skill Badge](https://learn.mongodb.com/courses/schema-design-patterns-and-antipatterns)
 - [@course@Advanced Schema Patterns and Anti-patterns Skill Badge](https://learn.mongodb.com/courses/advanced-schema-patterns-and-antipatterns)
- [@course@Schema Design Optimization Skill Badge](https://learn.mongodb.com/courses/schema-design-optimization)
+- [@course@Schema Design Optimization Skill Badge](https://learn.mongodb.com/courses/schema-design-optimization)
+- [@official@Data Model](https://www.mongodb.com/docs/manual/data-modeling/)
+- [@official@Data Types](https://www.mongodb.com/docs/mongodb-shell/reference/data-types/)
+- [@article@A Comprehensive Guide to Data Modeling in MongoDB](https://medium.com/@skhans/a-comprehensive-guide-to-data-modeling-in-mongodb-b63b2df9d9dd)
@@ -5,4 +5,4 @@
 Visit the following resources to learn more:

 - [@official@Data Types](https://www.mongodb.com/docs/mongodb-shell/reference/data-types/#decimal128)
- [@article@decimal128](https://pymongo.readthedocs.io/en/stable/api/bson/decimal128.html)
+- [@article@decimal128](https://pymongo.readthedocs.io/en/stable/api/bson/decimal128.html)
@@ -5,4 +5,4 @@ Delete operations remove documents from MongoDB collections using `deleteOne()`
 Visit the following resources to learn more:

 - [@official@Delete Operations](https://www.mongodb.com/docs/manual/reference/command/delete/)
- [@article@MongoDB Delete Documents](https://boxoflearn.com/mongodb-delete-documents/)
+- [@article@MongoDB Delete Documents](https://boxoflearn.com/mongodb-delete-documents/)
@@ -6,4 +6,4 @@ Visit the following resources to learn more:

 - [@official@MongoDB Compass](https://www.mongodb.com/try/download/compass)
 - [@official@MongoDB Shell](https://www.mongodb.com/products/tools/shell)
- [@official@MongoDB Developer Tools](https://www.mongodb.com/products/tools)
+- [@official@MongoDB Developer Tools](https://www.mongodb.com/products/tools)
@@ -6,4 +6,4 @@ Visit the following resources to learn more:

 - [@official@Elasticsearch: The Official Distributed Search & Analytics Engine](https://www.elastic.co/elasticsearch)
 - [@official@Elasticsearch vs MongoDB Atlas Search](https://www.mongodb.com/resources/compare/mongodb-atlas-search-vs-elastic-elasticsearch)
- [@article@MongoDB vs Elasticsearch](https://medium.com/@emmaw4430/mongodb-vs-elasticsearch-deciding-the-right-database-solution-for-your-project-c6c8fb89cbfe)
+- [@article@MongoDB vs Elasticsearch](https://medium.com/@emmaw4430/mongodb-vs-elasticsearch-deciding-the-right-database-solution-for-your-project-c6c8fb89cbfe)
@@ -4,5 +4,5 @@ The `$elemMatch` operator in MongoDB matches documents containing array elements

 Visit the following resources to learn more:

- [@official@\$elemMatch](https://www.mongodb.com/docs/manual/reference/operator/query/elemmatch/)
- [@article@MongoDB \$elemMatch Query Operator](https://codeforgeek.com/elemmatch-in-mongodb/)
+- [@official@$elemMatch](https://www.mongodb.com/docs/manual/reference/operator/query/elemmatch/)
+- [@article@MongoDB $elemMatch Query Operator](https://codeforgeek.com/elemmatch-in-mongodb/)
@@ -6,4 +6,4 @@ Visit the following resources to learn more:

 - [@official@Query an Array of Embedded Documents ](https://www.mongodb.com/docs/manual/tutorial/query-array-of-documents/)
 - [@official@Embedding MongoDB Documents For Ease And Performance](https://www.mongodb.com/resources/products/fundamentals/embedded-mongodb)
- [@article@Embedded Documents in MongoDB](https://medium.com/@bubu.tripathy/embedded-documents-in-mongodb-793af431846c)
+- [@article@Embedded Documents in MongoDB](https://medium.com/@bubu.tripathy/embedded-documents-in-mongodb-793af431846c)
@@ -6,4 +6,4 @@ Visit the following resources to learn more:

 - [@official@Encryption at Rest](https://www.mongodb.com/docs/manual/core/security-encryption-at-rest/)
 - [@official@Encrypted Fields and Enabled Queries](https://www.mongodb.com/docs/manual/core/queryable-encryption/fundamentals/encrypt-and-query/)
- [@article@Encryption at Rest and In Transit in MongoDB](https://syskool.com/encryption-at-rest-and-in-transit-in-mongodb/)
+- [@article@Encryption at Rest and In Transit in MongoDB](https://syskool.com/encryption-at-rest-and-in-transit-in-mongodb/)
@@ -4,5 +4,5 @@ The `$eq`operator in MongoDB matches documents where a field value equals a spec

 Visit the following resources to learn more:

- [@official@\$eq](https://www.mongodb.com/docs/manual/reference/operator/query/eq/)
- [@article@MongoDB \$eq Aggregation Pipeline Operator](https://database.guide/mongodb-eq/)
+- [@official@$eq](https://www.mongodb.com/docs/manual/reference/operator/query/eq/)
+- [@article@MongoDB $eq Aggregation Pipeline Operator](https://database.guide/mongodb-eq/)
@@ -5,4 +5,4 @@ The `$exclude` projection operator in MongoDB is used to explicitly exclude spec
 Visit the following resources to learn more:

 - [@official@Include or Exclude Fields in a Wildcard Index](https://www.mongodb.com/docs/manual/core/indexes/index-types/index-wildcard/create-wildcard-index-multiple-fields/)
- [@official@Project Fields to Return from Query](https://www.mongodb.com/docs/manual/tutorial/project-fields-from-query-results/)
+- [@official@Project Fields to Return from Query](https://www.mongodb.com/docs/manual/tutorial/project-fields-from-query-results/)
@@ -4,5 +4,5 @@ The `$exists` operator in MongoDB matches documents based on the presence or abs

 Visit the following resources to learn more:

- [@official@\$exists](https://www.mongodb.com/docs/manual/reference/operator/query/exists/)
- [@article@MongoDB \$exists Operator](https://sparkbyexamples.com/mongodb/using-mongodb-exists-operator/)
+- [@official@$exists](https://www.mongodb.com/docs/manual/reference/operator/query/exists/)
+- [@article@MongoDB $exists Operator](https://sparkbyexamples.com/mongodb/using-mongodb-exists-operator/)
@@ -5,7 +5,7 @@ The `find()` method retrieves documents from MongoDB collections using query fil
 Visit the following resources to learn more:

 - [@official@Query Documents](https://www.mongodb.com/docs/manual/tutorial/query-documents/)
- [@official@find\(\)](https://www.mongodb.com/docs/manual/reference/method/db.collection.find/)
+- [@official@find()](https://www.mongodb.com/docs/manual/reference/method/db.collection.find/)
 - [@official@Cursors](https://www.mongodb.com/docs/manual/reference/method/js-cursor/)
- [@official@findOneAndUpdate\(\)](https://www.mongodb.com/docs/manual/reference/method/db.collection.findoneandupdate/)
+- [@official@findOneAndUpdate()](https://www.mongodb.com/docs/manual/reference/method/db.collection.findoneandupdate/)
 - [@article@A Complete Guide to MongoDB Queries with Examples](https://dev.to/rajrathod/a-complete-guide-to-mongodb-queries-with-examples-ik4)
@@ -5,5 +5,5 @@ The `$group` aggregation stage groups documents by specified identifier expressi
 Visit the following resources to learn more:

 - [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
- [@official@\$group](https://www.mongodb.com/docs/manual/reference/operator/aggregation/group/)
- [@article@MongoDB \$group (aggregation) Usage with Examples](https://sparkbyexamples.com/mongodb/mongodb-group-aggregation/)
+- [@official@$group](https://www.mongodb.com/docs/manual/reference/operator/aggregation/group/)
+- [@article@MongoDB $group (aggregation) Usage with Examples](https://sparkbyexamples.com/mongodb/mongodb-group-aggregation/)
@@ -5,4 +5,4 @@ The `$gt` (greater than) operator in MongoDB selects documents where a field val
 Visit the following resources to learn more:

 - [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
- [@official@\$gt](https://www.mongodb.com/docs/manual/reference/operator/aggregation/gt/)
+- [@official@$gt](https://www.mongodb.com/docs/manual/reference/operator/aggregation/gt/)
@@ -5,4 +5,4 @@ The `$gte` (greater than or equal to) operator in MongoDB selects documents wher
 Visit the following resources to learn more:

 - [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
- [@official@\$gte](https://www.mongodb.com/docs/manual/reference/operator/aggregation/gte/)
+- [@official@$gte](https://www.mongodb.com/docs/manual/reference/operator/aggregation/gte/)
@@ -5,4 +5,4 @@ The `$in` operator in MongoDB selects documents where a field value matches any
 Visit the following resources to learn more:

 - [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
- [@official@\$in](https://www.mongodb.com/docs/manual/reference/operator/aggregation/in/)
+- [@official@$in](https://www.mongodb.com/docs/manual/reference/operator/aggregation/in/)
@@ -1,8 +1,8 @@
 # $include

-The `$include` projection operator in MongoDB allows you to explicitly specify which fields should be included in query results, providing precise control over the data returned from the database. When using `$include` (or simply setting fields to 1 or true in a projection document), only the specified fields and the _id field (unless explicitly excluded) will be present in the returned documents, which helps reduce network traffic, improve query performance, and enhance security by limiting data exposure. This operator is essential for optimizing applications that only need specific fields from large documents, especially in scenarios where documents contain many fields or large nested objects that would unnecessarily consume bandwidth and processing resources.
+The `$include` projection operator in MongoDB allows you to explicitly specify which fields should be included in query results, providing precise control over the data returned from the database. When using `$include` (or simply setting fields to 1 or true in a projection document), only the specified fields and the \_id field (unless explicitly excluded) will be present in the returned documents, which helps reduce network traffic, improve query performance, and enhance security by limiting data exposure. This operator is essential for optimizing applications that only need specific fields from large documents, especially in scenarios where documents contain many fields or large nested objects that would unnecessarily consume bandwidth and processing resources.

 Visit the following resources to learn more:

 - [@official@Project Fields to Return from Query](https://www.mongodb.com/docs/manual/tutorial/project-fields-from-query-results/)
- [@official@\$include](https://www.mongodb.com/docs/manual/core/indexes/index-types/index-wildcard/create-wildcard-index-multiple-fields/)
+- [@official@$include](https://www.mongodb.com/docs/manual/core/indexes/index-types/index-wildcard/create-wildcard-index-multiple-fields/)
@@ -4,6 +4,6 @@ Indexing in MongoDB creates data structures that improve query performance by cr

 Visit the following resources to learn more:

- [@official@Indexing](https://www.mongodb.com/docs/manual/indexes/)
- [@article@How To Use Indexes in MongoDB](https://www.digitalocean.com/community/tutorials/how-to-use-indexes-in-mongodb)
 - [@course@Indexing Design Fundamentals Skill Badge](https://learn.mongodb.com/courses/indexing-design-fundamentals)
+- [@official@Indexing](https://www.mongodb.com/docs/manual/indexes/)
+- [@article@How To Use Indexes in MongoDB](https://www.digitalocean.com/community/tutorials/how-to-use-indexes-in-mongodb)
@@ -5,4 +5,4 @@ Int32 data type in MongoDB stores 32-bit signed integers ranging from -2,147,483
 Visit the following resources to learn more:

 - [@official@Int32](https://www.mongodb.com/docs/mongodb-shell/reference/data-types/#int32)
- [@article@MongoDB Int32 and Long Data Types](https://www.slingacademy.com/article/mongodb-int32-and-long-data-types-a-practical-guide-with-examples/)
+- [@article@MongoDB Int32 and Long Data Types](https://www.slingacademy.com/article/mongodb-int32-and-long-data-types-a-practical-guide-with-examples/)
@@ -6,4 +6,4 @@ Visit the following resources to learn more:

 - [@official@Long](https://www.mongodb.com/docs/mongodb-shell/reference/data-types/#long)
 - [@article@MongoDB Int64](https://www.tedblob.com/mongodb-query-int64/)
- [@articleIssue with `int64` stored in the field _id](https://www.mongodb.com/community/forums/t/issue-with-int64-stored-in-the-field-id/277905)
+- [@article@@articleIssue with int64 stored in the field _id](https://www.mongodb.com/community/forums/t/issue-with-int64-stored-in-the-field-id/277905)
@@ -4,5 +4,5 @@ The `$limit` aggregation stage restricts the number of documents passed to the n

 Visit the following resources to learn more:

- [@official@\$limit](https://www.mongodb.com/docs/manual/reference/operator/aggregation/limit/)
- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
+- [@official@$limit](https://www.mongodb.com/docs/manual/reference/operator/aggregation/limit/)
+- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
@@ -4,5 +4,5 @@ The `$lookup` aggregation stage performs left outer joins between collections, s

 Visit the following resources to learn more:

- [@official@\$lookup](https://www.mongodb.com/docs/manual/reference/operator/aggregation/lookup/)
- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
+- [@official@$lookup](https://www.mongodb.com/docs/manual/reference/operator/aggregation/lookup/)
+- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
@@ -4,5 +4,5 @@ The $lt (less than) operator in MongoDB selects documents where a field value is

 Visit the following resources to learn more:

- [@official@\$lt](https://www.mongodb.com/docs/manual/reference/operator/aggregation/lt/)
- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
+- [@official@$lt](https://www.mongodb.com/docs/manual/reference/operator/aggregation/lt/)
+- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
@@ -4,5 +4,5 @@ The `$lte` (less than or equal to) operator in MongoDB selects documents where a

 Visit the following resources to learn more:

- [@official@\$lte](https://www.mongodb.com/docs/manual/reference/operator/aggregation/lte/)
- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
+- [@official@$lte](https://www.mongodb.com/docs/manual/reference/operator/aggregation/lte/)
+- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
@@ -4,6 +4,6 @@ The `$match` aggregation stage filters documents in the pipeline, similar to the

 Visit the following resources to learn more:

- [@official@\$match](https://www.mongodb.com/docs/manual/reference/operator/aggregation/match/)
+- [@official@$match](https://www.mongodb.com/docs/manual/reference/operator/aggregation/match/)
 - [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
 - [@article@How to use match inside lookup in Mongo Aggregation](https://medium.com/@arashramy/how-to-use-match-inside-lookup-in-mongo-aggregation-2431a8920ec6)
@@ -6,4 +6,4 @@ Visit the following resources to learn more:

 - [@official@MongoDB](https://www.mongodb.com/)
 - [@official@What Is MongoDB?](https://www.mongodb.com/company/what-is-mongodb)
- [@official@MongoDB Database Documentation](https://www.mongodb.com/docs/)
+- [@official@MongoDB Database Documentation](https://www.mongodb.com/docs/)
@@ -4,7 +4,7 @@ MongoDB security encompasses authentication, authorization, encryption, auditing

 Visit the following resources to learn more:

+- [@course@Secure MongoDB Self-Managed: AuthN and AuthZ Skill Badge](https://learn.mongodb.com/courses/secure-mongodb-self-managed-authn-and-authz)
 - [@official@MongoDB Security](https://www.mongodb.com/docs/manual/security/)
 - [@official@MongoDB Database Documentation](https://www.mongodb.com/docs/)
- [@article@MongoDB Security: Best Practices to Keep Your Data Safe](https://www.digitalocean.com/community/tutorial-series/mongodb-security-best-practices-to-keep-your-data-safe)
- [@course@Secure MongoDB Self-Managed: AuthN and AuthZ Skill Badge](https://learn.mongodb.com/courses/secure-mongodb-self-managed-authn-and-authz)
+- [@article@MongoDB Security: Best Practices to Keep Your Data Safe](https://www.digitalocean.com/community/tutorial-series/mongodb-security-best-practices-to-keep-your-data-safe)
@@ -6,4 +6,4 @@ Visit the following resources to learn more:

 - [@official@MongoDB Security](https://www.mongodb.com/docs/manual/security/)
 - [@official@MongoDB Database Documentation](https://www.mongodb.com/docs/manual/reference/glossary/)
- [@article@MongoDB Basics: Basic Terminology of Mongo](https://medium.com/@gurbar.sidhu/mongodb-basics-1f111004e5d3)
+- [@article@MongoDB Basics: Basic Terminology of Mongo](https://medium.com/@gurbar.sidhu/mongodb-basics-1f111004e5d3)
@@ -5,4 +5,4 @@ mongodump is a MongoDB utility that creates binary backups of database content b
 Visit the following resources to learn more:

 - [@official@mongodump](https://www.mongodb.com/docs/database-tools/mongodump/)
- [@article@How To Use mongodump for MongoDB Backups](https://www.bmc.com/blogs/mongodb-mongodump/3)
+- [@article@How To Use mongodump for MongoDB Backups](https://www.bmc.com/blogs/mongodb-mongodump/3)
@@ -5,4 +5,4 @@ mongorestore is a MongoDB utility that restores data from binary BSON dumps crea
 Visit the following resources to learn more:

 - [@official@mongorestore](https://www.mongodb.com/docs/database-tools/mongorestore/)
- [@article@Mongorestore Examples for Restoring MongoDB Backups](https://www.bmc.com/blogs/mongodb-mongorestore/)
+- [@article@Mongorestore Examples for Restoring MongoDB Backups](https://www.bmc.com/blogs/mongodb-mongorestore/)
@@ -4,5 +4,5 @@ The `$ne` (not equal) operator in MongoDB selects documents where a field value

 Visit the following resources to learn more:

- [@official@\$ne](https://www.mongodb.com/docs/manual/reference/operator/aggregation/ne/)
- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
+- [@official@$ne](https://www.mongodb.com/docs/manual/reference/operator/aggregation/ne/)
+- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
@@ -4,5 +4,5 @@ The `$nin` (not in) operator in MongoDB selects documents where a field value do

 Visit the following resources to learn more:

- [@official@\$nin](https://www.mongodb.com/docs/manual/reference/operator/aggregation/nin/)
- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
+- [@official@$nin](https://www.mongodb.com/docs/manual/reference/operator/aggregation/nin/)
+- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
@@ -4,5 +4,5 @@ The `$nor` operator in MongoDB performs logical NOR operation, selecting documen

 Visit the following resources to learn more:

- [@official@\$nor](https://www.mongodb.com/docs/manual/reference/operator/query/nor/)
- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
+- [@official@$nor](https://www.mongodb.com/docs/manual/reference/operator/query/nor/)
+- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
@@ -4,5 +4,5 @@ The `$not` operator in MongoDB performs logical negation on a query expression,

 Visit the following resources to learn more:

- [@official@\$not](https://www.mongodb.com/docs/manual/reference/operator/aggregation/not/)
- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
+- [@official@$not](https://www.mongodb.com/docs/manual/reference/operator/aggregation/not/)
+- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
@@ -5,4 +5,4 @@ Null data type in MongoDB represents absent or undefined values, distinct from e
 Visit the following resources to learn more:

 - [@official@Query for Null or Missing Fields](https://www.mongodb.com/docs/manual/tutorial/query-for-null-fields/)
- [@article@Master Null Handling in MongoDB](https://www.mydbops.com/blog/null-handling-in-mongodb)
+- [@article@Master Null Handling in MongoDB](https://www.mydbops.com/blog/null-handling-in-mongodb)
@@ -5,4 +5,4 @@ ObjectId is MongoDB's default primary key type, consisting of a 12-byte identifi
 Visit the following resources to learn more:

 - [@official@ObjectId](https://www.mongodb.com/docs/manual/reference/method/objectid/)
- [@article@Usage of ObjectId \(\) in MongoDB with Examples](https://www.softwaretestinghelp.com/mongodb/objectid-mongodb/)
+- [@article@Usage of ObjectId () in MongoDB with Examples](https://www.softwaretestinghelp.com/mongodb/objectid-mongodb/)
@@ -5,4 +5,4 @@ Object data type is used to store embedded documents, allowing for complex data
 Visit the following resources to learn more:

 - [@official@Data Types](https://www.mongodb.com/docs/mongodb-shell/reference/data-types/)
- [@article@Object data type in MongoDB](https://www.slingacademy.com/article/object-data-type-in-mongodb-tutorial-examples/)
+- [@article@Object data type in MongoDB](https://www.slingacademy.com/article/object-data-type-in-mongodb-tutorial-examples/)
@@ -4,5 +4,5 @@ The `$or` operator in MongoDB performs logical OR operation on multiple query ex

 Visit the following resources to learn more:

- [@official@\$or](https://www.mongodb.com/docs/manual/reference/operator/aggregation/or/)
- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
+- [@official@$or](https://www.mongodb.com/docs/manual/reference/operator/aggregation/or/)
+- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
@@ -4,7 +4,7 @@ Performance optimization in MongoDB involves proper indexing strategies, query o

 Visit the following resources to learn more:

- [@official@Comprehensive Guide to Optimising MongoDB Performance](https://www.mongodb.com/developer/products/mongodb/guide-to-optimizing-mongodb-performance/)
- [@article@How To Optimize MongoDB Performance & Security](https://medium.com/@noel.benji/how-to-optimize-mongodb-performance-security-6fd3ba1304c1)
 - [@course@MongoDB Monitoring Tooling Skill Badge](https://learn.mongodb.com/courses/monitoring-tooling)
 - [@course@Performance Tools and Techniques Skill Badge](https://learn.mongodb.com/courses/performance-tools-and-techniques)
+- [@official@Comprehensive Guide to Optimising MongoDB Performance](https://www.mongodb.com/developer/products/mongodb/guide-to-optimizing-mongodb-performance/)
+- [@article@How To Optimize MongoDB Performance & Security](https://medium.com/@noel.benji/how-to-optimize-mongodb-performance-security-6fd3ba1304c1)
@@ -6,5 +6,5 @@ Visit the following resources to learn more:

 - [@official@Aggregation Pipeline](https://www.mongodb.com/docs/manual/core/aggregation-pipeline/)
 - [@official@Aggregation Stages](https://www.mongodb.com/docs/manual/reference/operator/aggregation-pipeline/)
- [@official@\$project](https://www.mongodb.com/docs/manual/reference/operator/aggregation/project/)
- [@official@\$group](https://www.mongodb.com/docs/manual/reference/operator/aggregation/group/)
+- [@official@$project](https://www.mongodb.com/docs/manual/reference/operator/aggregation/project/)
+- [@official@$group](https://www.mongodb.com/docs/manual/reference/operator/aggregation/group/)
@@ -5,5 +5,5 @@ The `$project` stage in MongoDB aggregation pipelines is used to reshape documen
 Visit the following resources to learn more:

 - [@official@Aggregation Pipeline](https://www.mongodb.com/docs/manual/core/aggregation-pipeline/)
- [@official@\$project](https://www.mongodb.com/docs/manual/reference/operator/aggregation/project/)
- [@official@\$group](https://www.mongodb.com/docs/manual/reference/operator/aggregation/group/)
+- [@official@$project](https://www.mongodb.com/docs/manual/reference/operator/aggregation/project/)
+- [@official@$group](https://www.mongodb.com/docs/manual/reference/operator/aggregation/group/)
@@ -5,5 +5,5 @@ The `$project` stage in MongoDB aggregation pipelines is used to reshape documen
 Visit the following resources to learn more:

 - [@official@Aggregation Pipeline](https://www.mongodb.com/docs/manual/core/aggregation-pipeline/)
- [@official@\$project](https://www.mongodb.com/docs/manual/reference/operator/aggregation/project/)
- [@official@\$group](https://www.mongodb.com/docs/manual/reference/operator/aggregation/group/)
+- [@official@$project](https://www.mongodb.com/docs/manual/reference/operator/aggregation/project/)
+- [@official@$group](https://www.mongodb.com/docs/manual/reference/operator/aggregation/group/)
@@ -5,5 +5,5 @@ Query operators in MongoDB enable sophisticated document filtering and selection
 Visit the following resources to learn more:

 - [@official@Query and Projection Operators](https://www.mongodb.com/docs/manual/reference/operator/query/)
- [@official@\$project](https://www.mongodb.com/docs/manual/reference/operator/aggregation/project/)
- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
+- [@official@$project](https://www.mongodb.com/docs/manual/reference/operator/aggregation/project/)
+- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
@@ -4,5 +4,5 @@ Query optimization in MongoDB involves analyzing and improving query performance

 Visit the following resources to learn more:

- [@official@Optimize Query Performance](https://www.mongodb.com/docs/manual/tutorial/optimize-query-performance-with-indexes-and-projections/)
 - [@course@Query Optimization Skill Badge](https://learn.mongodb.com/courses/query-optimization)
+- [@official@Optimize Query Performance](https://www.mongodb.com/docs/manual/tutorial/optimize-query-performance-with-indexes-and-projections/)
@@ -4,5 +4,5 @@ Query optimization in MongoDB involves analyzing and improving query performance

 Visit the following resources to learn more:

- [@official@Optimize Query Performance](https://www.mongodb.com/docs/manual/tutorial/optimize-query-performance-with-indexes-and-projections/)
 - [@course@Query Optimization Skill Badge](https://learn.mongodb.com/courses/query-optimization)
+- [@official@Optimize Query Performance](https://www.mongodb.com/docs/manual/tutorial/optimize-query-performance-with-indexes-and-projections/)
@@ -5,4 +5,4 @@ Queryable Encryption is MongoDB's advanced security feature that allows you to e
 Visit the following resources to learn more:

 - [@official@Queryable Encryption](https://www.mongodb.com/docs/manual/core/queryable-encryption/)
- [@article@Queryable Encryption in MongoDB](https://www.geopits.com/blog/intro-to-queryable-encryption-in-mongodb.html)
+- [@article@Queryable Encryption in MongoDB](https://www.geopits.com/blog/intro-to-queryable-encryption-in-mongodb.html)
@@ -4,5 +4,5 @@ The `$regex` operator in MongoDB provides regular expression pattern matching fo

 Visit the following resources to learn more:

- [@official@\$regex](https://www.mongodb.com/docs/manual/reference/operator/query/regex/)
+- [@official@$regex](https://www.mongodb.com/docs/manual/reference/operator/query/regex/)
 - [@article@Mastering Regex in MongoDB: A Beginner's Guide](https://medium.com/@jaydeepdnai.imscit20/mastering-regex-in-mongodb-a-beginners-guide-886bcb404725)
@@ -4,5 +4,5 @@ Regular expressions in MongoDB are patterns used to match strings within documen

 Visit the following resources to learn more:

- [@official@\$regex](https://www.mongodb.com/docs/manual/reference/operator/query/regex/)
+- [@official@$regex](https://www.mongodb.com/docs/manual/reference/operator/query/regex/)
 - [@article@Mastering Regex in MongoDB: A Beginner's Guide](https://medium.com/@jaydeepdnai.imscit20/mastering-regex-in-mongodb-a-beginners-guide-886bcb404725)
@@ -4,8 +4,8 @@ Replica Sets in MongoDB provide high availability and data redundancy through a

 Visit the following resources to learn more:

+- [@course@Cluster Reliability Skill Badge](https://learn.mongodb.com/courses/cluster-reliability)
+- [@course@Data Resilience: Self-Managed Skill Badge](https://learn.mongodb.com/courses/data-resilience-self-managed)
 - [@official@Replication](https://www.mongodb.com/docs/manual/replication/)
 - [@official@Replication in MongoDB](https://learn.mongodb.com/learn/course/replication-in-mongodb/lesson-5-read-and-write-concerns-with-mongodb-deployments/learn?client=customer&page=2)
- [@article@Replica Sets and Shards in MongoDB: Architecture and Benefits](https://dev-aditya.medium.com/replica-sets-and-shards-in-mongodb-architecture-and-benefits-a3c83f39e4f0)
- [@course@Cluster Reliability Skill Badge](https://learn.mongodb.com/courses/cluster-reliability)
- [@course@Data Resilience: Self-Managed Skill Badge](https://learn.mongodb.com/courses/data-resilience-self-managed)
+- [@article@Replica Sets and Shards in MongoDB: Architecture and Benefits](https://dev-aditya.medium.com/replica-sets-and-shards-in-mongodb-architecture-and-benefits-a3c83f39e4f0)
@@ -5,4 +5,4 @@ Retryable reads and writes in MongoDB are client-side features that automaticall
 Visit the following resources to learn more:

 - [@official@Retryable Reads](https://www.mongodb.com/docs/manual/core/retryable-writes/)
- [@official@Retryable Writes](https://www.mongodb.com/docs/manual/core/retryable-reads/)
+- [@official@Retryable Writes](https://www.mongodb.com/docs/manual/core/retryable-reads/)
@@ -4,7 +4,7 @@ Scaling MongoDB involves vertical scaling (upgrading hardware) and horizontal sc

 Visit the following resources to learn more:

+- [@course@Data Resilience: Atlas Skill Badge](https://learn.mongodb.com/courses/data-resilience-atlas)
 - [@official@Scaling](https://www.mongodb.com/resources/basics/scaling)
 - [@official@Scalability With MongoDB Atlas](https://www.mongodb.com/resources/products/capabilities/scalability-with-mongodb-atlas)
- [@article@Scaling MongoDB for Larger Datasets](https://medium.com/mongodb-tutorial/scaling-mongodb-for-larger-datasets-strategies-and-technical-considerations-b9d35243ff49)
- [@course@Data Resilience: Atlas Skill Badge](https://learn.mongodb.com/courses/data-resilience-atlas)
+- [@article@Scaling MongoDB for Larger Datasets](https://medium.com/mongodb-tutorial/scaling-mongodb-for-larger-datasets-strategies-and-technical-considerations-b9d35243ff49)
@@ -4,7 +4,7 @@ Sharded Clusters enable horizontal scaling by distributing data across multiple

 Visit the following resources to learn more:

+- [@course@Sharding Strategies Skill Badge](https://learn.mongodb.com/courses/sharding-strategies)
 - [@official@Deploy a Self-Managed Sharded Cluster](https://www.mongodb.com/docs/manual/tutorial/deploy-shard-cluster/)
 - [@official@Sharding](https://www.mongodb.com/docs/manual/sharding/)
- [@article@MongoDB Sharding: A Step by Step Guide to Setup A MongoDB Shard Cluster](https://medium.com/@sanklecha.harsh/mongodb-sharding-a-step-by-step-guide-to-setup-a-mongodb-shard-cluster-98668f53a078)
- [@course@Sharding Strategies Skill Badge](https://learn.mongodb.com/courses/sharding-strategies)
+- [@article@MongoDB Sharding: A Step by Step Guide to Setup A MongoDB Shard Cluster](https://medium.com/@sanklecha.harsh/mongodb-sharding-a-step-by-step-guide-to-setup-a-mongodb-shard-cluster-98668f53a078)
@@ -5,4 +5,4 @@ Single field indexes in MongoDB are created on individual document fields to opt
 Visit the following resources to learn more:

 - [@official@Single Field Indexes](https://www.mongodb.com/docs/manual/core/indexes/index-types/index-single/)
- [@article@How to Create Single-Field Indexes in MongoDB for Faster Queries](https://javascript.plainenglish.io/how-to-create-single-field-indexes-in-mongodb-for-faster-queries-a9b816924b5a)
+- [@article@How to Create Single-Field Indexes in MongoDB for Faster Queries](https://javascript.plainenglish.io/how-to-create-single-field-indexes-in-mongodb-for-faster-queries-a9b816924b5a)
@@ -4,5 +4,5 @@ The `$size` operator in MongoDB matches documents where an array field has exact

 Visit the following resources to learn more:

- [@official@\$size](https://www.mongodb.com/docs/manual/reference/operator/query/size/)
- [@article@5 Ways to Check the Size of a Collection in MongoDB](https://database.guide/5-ways-to-check-the-size-of-a-collection-in-mongodb/)
+- [@official@$size](https://www.mongodb.com/docs/manual/reference/operator/query/size/)
+- [@article@5 Ways to Check the Size of a Collection in MongoDB](https://database.guide/5-ways-to-check-the-size-of-a-collection-in-mongodb/)
@@ -1,8 +1,8 @@
 # $skip

-The `$skip` aggregation stage skips a specified number of documents before passing the remaining documents to the next pipeline stage. It's commonly used with $limit for pagination implementation, allowing applications to skip previous pages and retrieve specific result sets. `$skip `should be used carefully with large skip values as it can impact performance.
+The `$skip` aggregation stage skips a specified number of documents before passing the remaining documents to the next pipeline stage. It's commonly used with $limit for pagination implementation, allowing applications to skip previous pages and retrieve specific result sets. `$skip` should be used carefully with large skip values as it can impact performance.

 Visit the following resources to learn more:

- [@official@\$skip](https://www.mongodb.com/docs/manual/reference/operator/aggregation/skip/)
- [@article@MongoDB Skip Documents - Syntax & Examples ](https://www.tutorialkart.com/mongodb/mongodb-skip-documents/)
+- [@official@$skip](https://www.mongodb.com/docs/manual/reference/operator/aggregation/skip/)
+- [@article@MongoDB Skip Documents - Syntax & Examples ](https://www.tutorialkart.com/mongodb/mongodb-skip-documents/)
@@ -4,5 +4,5 @@ The `$slice` projection operator in MongoDB returns a subset of array elements f

 Visit the following resources to learn more:

- [@official@\$slice](https://www.mongodb.com/docs/manual/reference/operator/aggregation/slice/)
- [@article@MongoDB slice - Syntax & Examples](https://database.guide/mongodb-slice/)
+- [@official@$slice](https://www.mongodb.com/docs/manual/reference/operator/aggregation/slice/)
+- [@article@MongoDB slice - Syntax & Examples](https://database.guide/mongodb-slice/)
@@ -4,5 +4,5 @@ The `$sort` aggregation stage orders documents by specified field values in asce

 Visit the following resources to learn more:

- [@official@\$sort](https://www.mongodb.com/docs/manual/reference/operator/aggregation/sort/)
- [@article@Sort Records: How to Sort by Date, Name, and More](https://www.prisma.io/dataguide/mongodb/mongodb-sorting)
+- [@official@$sort](https://www.mongodb.com/docs/manual/reference/operator/aggregation/sort/)
+- [@article@Sort Records: How to Sort by Date, Name, and More](https://www.prisma.io/dataguide/mongodb/mongodb-sorting)
@@ -6,4 +6,4 @@ Visit the following resources to learn more:

 - [@official@Apache Spark™ - Unified Engine for large-scale data analytics](https://spark.apache.org/?ref=producthunt)
 - [@official@MongoDB Connector for Spark](https://www.mongodb.com/docs/spark-connector/current/)
- [@article@MongoDB Configuration with Spark](https://medium.com/@ahmiihassan354/mongodb-configuration-with-spark-38e3d464d6ffhttps://www.prisma.io/dataguide/mongodb/mongodb-sorting)
+- [@article@MongoDB Configuration with Spark](https://medium.com/@ahmiihassan354/mongodb-configuration-with-spark-38e3d464d6ffhttps://www.prisma.io/dataguide/mongodb/mongodb-sorting)
@@ -6,5 +6,4 @@ Visit the following resources to learn more:

 - [@official@SQL vs NoSQL: What's the Difference?](https://www.mongodb.com/resources/basics/databases/nosql-explained/nosql-vs-sql)
 - [@official@What is NoSQL? - MongoDB](https://www.mongodb.com/resources/basics/databases/nosql-explained)
- [@article@What is SQL? - Microsoft](https://learn.microsoft.com/en-us/sql/sql-server/?view=sql-server-ver15)
- [@article@SQL vs NoSQL: When to Use What and Why](https://medium.com/data-science-collective/sql-vs-nosql-when-to-use-what-and-why-from-someone-whos-used-both-at-scale-2547382758f5)
+- [@article@MongoDB vs. PostgreSQL: Key differences and when to use each](https://roadmap.sh/mongodb/vs-postgresql)
@@ -4,5 +4,5 @@ The `$sum` aggregation operator calculates the total sum of numeric values acros

 Visit the following resources to learn more:

- [@official@\$sum](https://www.mongodb.com/docs/manual/reference/operator/aggregation/sum/)
- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
+- [@official@$sum](https://www.mongodb.com/docs/manual/reference/operator/aggregation/sum/)
+- [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
@@ -4,5 +4,5 @@ The `$text` operator in MongoDB performs full-text search on fields with text in

 Visit the following resources to learn more:

- [@official@\$text](https://www.mongodb.com/docs/manual/reference/operator/query/text/)
+- [@official@$text](https://www.mongodb.com/docs/manual/reference/operator/query/text/)
 - [@article@Full-Text Search in MongoDB](https://devforid.medium.com/full-text-search-in-mongodb-655169b59fce)
@@ -5,4 +5,4 @@ The Timestamp type in MongoDB is a special BSON data type used internally for op
 Visit the following resources to learn more:

 - [@official@Timestamp](https://www.mongodb.com/docs/manual/reference/bson-types/#timestamps)
- [@article@Working with Dates](https://www.prisma.io/dataguide/mongodb/working-with-dates)
+- [@article@Working with Dates](https://www.prisma.io/dataguide/mongodb/working-with-dates)
@@ -4,8 +4,8 @@ TLS/SSL encryption in MongoDB provides secure communication channels between cli

 Visit the following resources to learn more:

- [@official@TLS / SSL Encryption](https://www.mongodb.com/docs/manual/core/security-transport-encryption/)
- [@official@Configure mongod and mongos for TLS/SSL](https://www.mongodb.com/docs/manual/tutorial/configure-ssl/)
- [@article@How to Enable TLS/SSL on MongoDB](https://medium.com/mongoaudit/how-to-enable-tls-ssl-on-mongodb-d973a92cefa6)
 - [@course@Networking Security: Self-Managed Skill Badge](https://learn.mongodb.com/courses/networking-security-self-managed)
 - [@course@Networking Security: Atlas Skill Badge](https://learn.mongodb.com/courses/networking-security-atlas)
+- [@official@TLS / SSL Encryption](https://www.mongodb.com/docs/manual/core/security-transport-encryption/)
+- [@official@Configure mongod and mongos for TLS/SSL](https://www.mongodb.com/docs/manual/tutorial/configure-ssl/)
+- [@article@How to Enable TLS/SSL on MongoDB](https://medium.com/mongoaudit/how-to-enable-tls-ssl-on-mongodb-d973a92cefa6)
@@ -5,4 +5,4 @@ Transactions in MongoDB provide ACID guarantees for multi-document operations, e
 Visit the following resources to learn more:

 - [@official@Transactions](https://www.mongodb.com/docs/manual/core/transactions/)
- [@article@Transactions in MongoDB Basics and Example](https://medium.com/@vikramgyawali57/transactions-in-mongodb-basics-and-example-4c2d8aab55eb)
+- [@article@Transactions in MongoDB Basics and Example](https://medium.com/@vikramgyawali57/transactions-in-mongodb-basics-and-example-4c2d8aab55eb)
@@ -6,4 +6,4 @@ Visit the following resources to learn more:

 - [@official@Comprehensive Guide to Optimising MongoDB Performance](https://www.mongodb.com/developer/products/mongodb/guide-to-optimizing-mongodb-performance/)
 - [@article@Optimizing Performance in MongoDB](https://medium.com/@halimebardakci/optimizing-performance-in-mongodb-tips-and-tricks-b1d635220eec)
- [@article@How To Optimize MongoDB Performance & Security](https://medium.com/@noel.benji/how-to-optimize-mongodb-performance-security-6fd3ba1304c1)
+- [@article@How To Optimize MongoDB Performance & Security](https://medium.com/@noel.benji/how-to-optimize-mongodb-performance-security-6fd3ba1304c1)
@@ -4,6 +4,6 @@ The `$type` operator in MongoDB selects documents based on the BSON data type of

 Visit the following resources to learn more:

- [@official@$\type](https://www.mongodb.com/docs/manual/reference/operator/query/type/)
+- [@official@$\\type](https://www.mongodb.com/docs/manual/reference/operator/query/type/)
 - [@official@Aggregation Operators](https://www.mongodb.com/docs/manual/reference/operator/aggregation/)
 - [@official@BSON Types](https://www.mongodb.com/docs/manual/reference/bson-types/)
@@ -7,4 +7,4 @@ Visit the following resources to learn more:
 - [@official@BSON Types](https://www.mongodb.com/docs/manual/reference/bson-types/#std-label-bson-types)
 - [@official@Query for Null or Missing Fields](https://www.mongodb.com/docs/manual/tutorial/query-for-null-fields/)
 - [@article@Migrate Undefined Data and Queries](https://www.mongodb.com/docs/manual/reference/bson-types/migrate-undefined/)
- [@article@Master Null Handling in MongoDB](https://www.mydbops.com/blog/null-handling-in-mongodb)
+- [@article@Master Null Handling in MongoDB](https://www.mydbops.com/blog/null-handling-in-mongodb)
@@ -4,5 +4,5 @@ The `$unwind` aggregation stage deconstructs array fields, creating separate doc

 Visit the following resources to learn more:

- [@official@\$unwind](https://www.mongodb.com/docs/manual/reference/operator/aggregation/unwind/)
- [@article@Advanced Techniques with MongoDB: Mastering Lookup](https://medium.com/@akshatgupta1903/advanced-techniques-with-mongodb-mastering-lookup-and-unwind-acfc8a8ad5b9)
+- [@official@$unwind](https://www.mongodb.com/docs/manual/reference/operator/aggregation/unwind/)
+- [@article@Advanced Techniques with MongoDB: Mastering Lookup](https://medium.com/@akshatgupta1903/advanced-techniques-with-mongodb-mastering-lookup-and-unwind-acfc8a8ad5b9)
@@ -6,4 +6,4 @@ Visit the following resources to learn more:

 - [@official@Update Operations](https://www.mongodb.com/docs/manual/reference/operator/update/)
 - [@official@Collection Update Methods](https://www.mongodb.com/docs/manual/reference/method/db.collection.update/)
- [@article@How to Update Data in Mongodb in 2025?](https://dev.to/cristianalex_17/how-to-update-data-in-mongodb-in-2025-3b0a)
+- [@article@How to Update Data in Mongodb in 2025?](https://dev.to/cristianalex_17/how-to-update-data-in-mongodb-in-2025-3b0a)
@@ -5,4 +5,4 @@ The `validate()` method in MongoDB is a database administration command that che
 Visit the following resources to learn more:

 - [@official@Validate](https://www.mongodb.com/docs/manual/reference/command/validate/)
- [@article@Real-World Example: MongoDB Data Validation and Sanitization](https://codezup.com/mongodb-data-validation-sanitization-example/)
+- [@article@Real-World Example: MongoDB Data Validation and Sanitization](https://codezup.com/mongodb-data-validation-sanitization-example/)
@@ -4,6 +4,6 @@ MongoDB Atlas is a fully-managed cloud database service offered by MongoDB that

 Visit the following resources to learn more:

- [@official@MongoDB Atlas | The Modern, Multi-Cloud Database](https://www.mongodb.com/atlas)
- [@official@What is Atlas?](https://www.mongodb.com/docs/atlas/)
 - [@course@Atlas Essentials Course | MongoDB University](https://learn.mongodb.com/learning-paths/atlas-essentials)
+- [@official@MongoDB Atlas | The Modern, Multi-Cloud Database](https://www.mongodb.com/atlas)
+- [@official@What is Atlas?](https://www.mongodb.com/docs/atlas/)
@@ -4,7 +4,7 @@ MongoDB is a NoSQL, document-oriented database designed for scalability, flexibi

 Visit the following resources to learn more:

+- [@course@MongoDB Overview Skill Badge](https://learn.mongodb.com/courses/mongodb-overview)
 - [@official@MongoDB - The Modern No SQL Database](https://www.mongodb.com/)
 - [@official@MongoDB Documentation](https://www.mongodb.com/docs)
- [@official@What is Atlas?](https://www.mongodb.com/docs/atlas/)
- [@course@MongoDB Overview Skill Badge](https://learn.mongodb.com/courses/mongodb-overview)
+- [@official@What is Atlas?](https://www.mongodb.com/docs/atlas/)
@@ -6,4 +6,4 @@ Visit the following resources to learn more:

 - [@official@MongoDB - The Modern No SQL Database](https://www.mongodb.com/)
 - [@official@MongoDB Documentation](https://www.mongodb.com/docs)
- [@official@Why Use MongoDB and When to Use It?](https://www.mongodb.com/resources/products/fundamentals/why-use-mongodb)
+- [@official@Why Use MongoDB and When to Use It?](https://www.mongodb.com/resources/products/fundamentals/why-use-mongodb)
@@ -5,4 +5,4 @@ x.509 certificate authentication in MongoDB provides secure, certificate-based c
 Visit the following resources to learn more:

 - [@official@Use X.509 Certificates to Authenticate Clients](https://www.mongodb.com/docs/manual/tutorial/configure-x509-client-authentication/)
- [@article@Secure MongoDB with X.509 TLS/SSL certificates](https://medium.com/@studio3t/secure-mongodb-with-x-509-tls-ssl-certificates-42ff4290d9f3)
+- [@article@Secure MongoDB with X.509 TLS/SSL certificates](https://medium.com/@studio3t/secure-mongodb-with-x-509-tls-ssl-certificates-42ff4290d9f3)