![]() You can customize the cookies we store on your device or change your selection at any time - thus also revoking your consent with effect for the future - under “Manage Cookies”, or “Cookie Settings” at the bottom of the page. You can find further information in our Privacy Policy. This may result in the creation of pseudonymous usage profiles and the transfer of personal data to third countries, including the USA, which may have no adequate level of protection for the processing of personal data.īy clicking “Accept all”, you consent to the storage of cookies and the processing of personal data for these purposes, including any transfers to third countries. By clicking on “Decline all”, you do not give your consent and we will only store cookies that are necessary for our website. With your consent, we and third-party providers use cookies and similar technologies on our website to analyse your use of our site for market research or advertising purposes ("analytics and marketing") and to provide you with additional functions (“functional”). Rename fields in all documents within a collectionįinally, to rename a field in all documents within a collection follow the steps below (identical to the steps above apart from no. ![]() ![]() Now every document within this query will have the field name “date_of_birth” in place of “dob”.Select “Documents matching query criteria” from the dropdown box.Robo 3T makes you more efficient by giving you the ability to create databases, collections, add users, documents, execute one-time queries with auto-completion, and visualize results from a GUI interface. Type in the new field name (“date_of_birth”) and hit “Enter”. Robo 3T is a lightweight, open-source, shell centric, cross-platform graphical user interface tool for managing MongoDB workloads.Find the field that you would like to rename (“dob”) and right click it.Open one of the documents resulting from the query search.The _id field is immutable, however you can add a new document with an _id field of any BSON data type other than array.Īn example of a custom ID (in this example, string) – and hit “Enter”. If the user doesn’t specify an _id field when creating a new document, MongoDB automatically creates ObjectId value represented as a string of numbers. The most important thing to remember is that each MongoDB document requires a unique _id field, which serves as the primary locator key for each document. The full list of types can be found here. A group of documents together is known as a collection.įields in a MongoDB document can be of any BSON data type. ![]() It’s comprised of field/value pairs which are written in BSON format.Ī field is the name/value pair in a MongoDB document while a value is the specific value of a document’s field/value pair. A document is the basic unit of data in MongoDB. ![]()
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