MongoDB – Database References As seen in the last chapter of MongoDB relationships, to implement a normalized database structure in MongoDB, we use the concept of Referenced Relationships also referred to as Manual References in which we manually store the referenced document”s id inside other document. However, in cases where a document contains references from […]
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MongoDB Questions and Answers MongoDB Questions and Answers has been designed with a special intention of helping students and professionals preparing for various Certification Exams and Job Interviews. This section provides a useful collection of sample Interview Questions and Multiple Choice Questions (MCQs) and their answers with appropriate explanations. SN Question/Answers Type 1 This section […]
MongoDB – Relationships Relationships in MongoDB represent how various documents are logically related to each other. Relationships can be modeled via Embedded and Referenced approaches. Such relationships can be either 1:1, 1:N, N:1 or N:N. Let us consider the case of storing addresses for users. So, one user can have multiple addresses making this a […]