↥ back to top Q.How many indexes does MongoDB create by default for a new collection? By default MongoDB creates a unique index on the_idfield during the creation of a collection. The_idindex prevents clients from inserting two documents with the same value for the_idfield. ↥ back ...
# 实现"MongoDB面试题"的流程 作为一名经验丰富的开发者,我将引导你完成"MongoDB面试题"的实现过程。下面是整个过程的步骤总结: | 步骤 | 描述 | | --- | --- | | 1 | 安装MongoDB| | 2 | 启动MongoDB服务 | | 3 | 创建数据库和集合 | | 4 | 插入数据 | | 5 | 查询数据 | | 6 | 更...
Prepare-se para sua próxima entrevista com o MongoDB com este guia abrangente. Abrange perguntas básicas, intermediárias e avançadas, exemplos de codificação e dicas de especialistas.
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MongoDB支持存储过程,它是javascript写的,保存在db.system.js表中。 31.如何理解MongoDB中的GridFS机制,MongoDB为何使用GridFS来存储文件? GridFS是一种将大型文件存储在MongoDB中的文件规范。使用GridFS可以将大文件分隔成多个小文档存放,这样我们能够有效的保存大文档,而且解决了BSON对象有限制的问题。
MongoDB Interview Questions What were you trying to solve when you createdMongoDB? We were and are trying to build the database that we always wanted as developers. For pure reporting, SQL and relational is nice, but when building data always wanted something different: something that made ...
Dear readers, these MongoDB Interview Questions have been designed specially to get you acquainted with the nature of questions you may encounter during your interview for the subject of MongoDB. As per my experience good interviewers hardly plan to ask any particular question during your interview...
MongoDB Interview Questions and Answers 1. What is MongoDB and why use MongoDB? MongoDB is an open-source, document-oriented NoSQL database designed for scalability and flexibility. Unlike traditional relational databases, MongoDB stores data in JSON-like documents (BSON format). It’s used ...
Generate Coding Logic HR Interview Questions Computer Glossary Who is WhoNode & MongoDB TutorialJob Search PDF Version Quick Guide Resources Discussion Node based application can connect to MongoDB using Node MongoDB Driver. Node MongoDB Driver works with Node on a variety of platforms, such as ...
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