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Does MongoDB create database automatically?
Unlike SQL, where we need to create a database, tables and then insert the values manually, MongoDB creates the database automatically. You just need to save a value in the defined collection with the preferred name.
Do you need to create database command in MongoDB?
Use Database method: There is no create database command in MongoDB. Actually, MongoDB do not provide any command to create database. It may be look like a weird concept, if you are from traditional SQL background where you need to create a database, table and insert values in the table manually.
How to make Mongo user read and write to any database?
I also tried manually adding the users to the other databases by doing this and still no dice trying to log in via the mongo shell or using the auth command in the target db. Am I doing something wrong? How do you go about making a user who can globally read and write to any db?
How to create user defined roles in MongoDB?
Create a User-Defined Role¶. Roles grant users access to MongoDB resources. MongoDB provides a number of built-in roles that administrators can use to control access to a MongoDB system. However, if these roles cannot describe the desired set of privileges, you can create new roles in a particular database.
Which is the read role in MongoDB cluster?
For example, the following operation grants the reportsUser user the read role on the accounts database: For sharded clusters, the changes to the user are instant on the mongos on which the command runs. However, for other mongos instances in the cluster, the user cache may wait up to 10 minutes to refresh.
Is there way to control access to MongoDB?
MongoDB provides a number of built-in roles that administrators can use to control access to a MongoDB system. However, if these roles cannot describe the desired set of privileges, you can create new roles in a particular database.