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A blog about software developing and technology



MongoDB: Select, top,order by and paging

Following with the spirit of the last posts on how to query MongoDB from the perpective of an SQL developer, in this post will see how the concepts of select, top and order by translate into the MongoDB universe. We... Continue Reading →

MongoDB: how to search inside an array

How to query an array in MongoDB. Find how to find an array that contains all specified elements, or at least one of them ...

MongoDB Sort : how to fix maximum RAM exceeded error

Learn how to fix the "Sort operation used more than the maximum 33554432 bytes of RAM" error when sorting a MongoDB collection.

MongoDB: how to filter a field containing a string

Learn how to build LIKE queries in MongoDB using regular expressions.

MongoDB: export a collection to mutiple files

Quick guide to exporting a MongoDD collection into multiple files.

MongoDB: how to filter by multiple fields

Learn how to filter by multiple fields in MongoDB, and how to use basic operator with this MongoDB guide for SQL users.

MongoDB: importing dump with mongorestore

Importing a dumped MongoDB database Cmd to the path where you placed your dump folder Make sure that mongo server is running an execute the following command: Now, wait a moment while the database is restored: A couple of things... Continue Reading →

Mongo DB: getting started

Learn how to install MongoDB 3.6 in Windows, and some basic operations in the mongo shell.

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