MongoDB - Create a database
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Command usage
MongoDB use DATABASE_NAME is used to create the database. The command will create a new database if it doesn't exist, otherwise it will return the existing database.
Syntax
The basic syntax for using the DATABASE statement is as follows:
use DATABASE_NAME
example
If you want to use a database named <mydb> , use the DATABASE statement like this:
> use mydb switched to db mydb
To check the database of your choice, use the db command
>db mydb
If you want to check the list of your databases, use the show dbs command .
>show dbs local 0.78125GB test 0.23012GB
The database you created (mydb) is not listed. To display the database, you need to insert at least one document into it.
> db.movie.insert({ "name" : "phpclassroom.com" }) > show dbs local 0.78125GB mydb 0.23012GB test 0.23012GB
In MongoDB, the database is a test database by default. If you haven't created a database, the collections will be stored in the test database.
