![]() Change Field Type You can change the data type of a field by using the data type selectors on the right of the field. A record in MongoDB is a document, which is a data structure composed of key value pairs similar to the structure of JSON objects. First you have to connect your mongod with MongoDB Compass then you shall able to change your desire data type of their respective field in MongoDB. MongoDB Compass is a GUI based tools (unline MongoDB Shell) to interact with local or remote MongoDB server and databases. If you are unfamiliar with JSON, check out our JSON tutorial. I will use $set here as it maps with what we are trying to achieve. It stores data in a type of JSON format called BSON. Version 4.2 also introduced the $set pipeline stage operator, which is an alias for $addFields. The UI will automatically update to indicate which fields and values are selected in the query. feat(compass-crud): update add data icon to plus with circle from download COMPASS-6494 feat(compass-import-export): show import progress in toast, make import. The method accepts a query like which document you want to update and update operation. This method is available in the pymongo library which is used to update a single document. ![]() The best way to do this is in version 4.2+ which allows using the aggregation pipeline in the update document and the updateOne, updateMany, or update(deprecated in most if not all languages drivers) collection methods. In MongoDB using python, you can update the content of existing documents using the updateone() method.
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