Mongodb get database name from connection string. If not provided, use database name from connection string.

Mongodb get database name from connection string overwriteModels=false] «Boolean» If true, overwrite existing models with the same name Dec 30, 2021 · Note that it is also possible to secure a local MongoDB server and you can pass along other details in the connection string such as the database name and other custom options. A MongoClient object, which creates the connection to the MongoDB deployment and lets you perform operations on it. js as the driver and select Discover our MongoDB Database Management courses and begin improving your CV with MongoDB certificates. We explore effective methods using Python, including built-in libraries and regular expressions. Use connection strings to establish connections between MongoDB instances, tools, and applications that use drivers. The server will log this value upon establishing each connection. Jan 9, 2018 · 5 I have already specified the database to connect in the connection string, so I hope I can get the database instance without hard coded . The standard URI connection scheme has the form: Feb 15, 2013 · So if all you have is the URI, but that URI contains a database name, You can get the MongoDB database like this: mongo_database = pymongo. most answers below answer the wrong question - they propose to get connection from instantiated context when answer is "by checking the Entity Framework connection string" not the instance of context. Select the Synchronous or Asynchronous tab to see the corresponding code: Connection. You can specify test as the <dbname>; this is the database to connect to. First, extract the database name from the connection string, then use it to access the database. MongoDB connection string with database name If you want to connect to any particular database of mongodb via username and password, then you need to use the below connection string The application name may be used by the client to identify the application to the server, for use in server logs, slow query logs, and profile collection. What is MongoDB Atlas? MongoDB Atlas is a fully-managed, cloud-based version of MongoDB, a NoSQL database. Also, see: Atlas Cluster - Connect your application using a Driver - select the NodeJS <tab> for Use connection strings to establish connections between MongoDB instances, tools, and applications that use drivers. For instance, this is how you can acquire the connection string for Compass for your sandbox cluster. Hence, the connection should just contain 1 host. 6. js). The first argument is the name of the database to connect to: May 16, 2025 · A Mongoose connection string is a URL-like string that provides all the necessary details required to connect your Node. authSource=string: The source of the authentication credentials. prototype. I’ve successfully implemented what I wanted. To get the specific database name from this connection string, you can utilize the `MongoClientURI` class. » Jan 12, 2016 · This is my connection string from C# server=myprimary. Create a Connection String You can connect to your MongoDB deployment by providing a connection URI, also called a connection string, which instructs the driver on how to connect to a MongoDB deployment and how to behave while connected. Thus, every shard instance holds the database under the same name always. In a Java application, when using MongoDB, you often connect to the database using a connection string with the `MongoClient`. public class ConnectionString extends Object Represents a Connection String. MongoClient(host=mongo_uri). Rather it Connection String The connection string is the simplest way to connect to one or more MongoDB servers. To connect to a running instance of mongod, use the connect() function. Do I need to parse the connection url in order to get the connected database which is test in the above example? I know there is a method db. In some cases, such as when you're using mongosh from the terminal, Atlas prompts you to enter the password for the database user. In addition, why the connection string is not stating the "replicaSet" ? /database is the name of the database to login to and thus is only relevant if the username:password@ syntax is used. The following code shows how to connect the connection string to connect to a local MongoDB deployment. Mar 11, 2023 · 8 You can use connection string like this : mongosh "mongodb://user:pwd@localhost:27017/mybase" --authenticationDatabase admin This will connect directly to your database (mybase) , and your user, pwd will be checked on admin db In this guide, you can learn how to use a connection string and a MongoClient object to connect to different types of MongoDB deployments by using the Go driver. What is the best practise for similar in Mongo connection Jul 12, 2023 · Hi All, I am new to Atlas MongoDB and I have recently created an account with a cluster and some data on it in collections. Select Your Cluster Click on the Clusters tab. . Is there any easy way to do that? Feb 17, 2017 · With this connection string, I would expect that I was able to connect to the MongoDB instance, and the specific database my_database. NET/C# Driver using connection URI or `MongoClientSettings` for flexible configuration. Defaults to “auto”. It includes information about the host, port, authentication credentials, the database to connect to, and optional configuration parameters. A connection string mostly follows RFC 3986 with the exception of the domain name. Understanding MongoDB Connection URIs A MongoDB connection URI is a string that provides all the necessary details for a client to establish a connection with a MongoDB database. How to use the MongoDB Shell to connect to a MongoDB Atlas cloud-hosted deployment, a local deployment, or another remote host. That means, the client just need to connect to the primary replica set and MongoDB will do the job. 0 MongoDB documentation Connection String Format MongoDB documentation Connection String Format Learn how to encode MongoDB connection details in connection URIs for applications and libraries, including authentication details and other parameters. ). If you have created a peering connection or private endpoint, Atlas displays more than one of these options for your use. I use Https POST A connection URI, also known as a connection string, which tells PyMongo which MongoDB deployment to connect to. Jul 23, 2025 · In this article, we will walk you through the steps to create a new MongoDB Atlas cluster, create a new user, whitelist your IP address, and retrieve the connection string to connect your application to the MongoDB Atlas cluster. Connecting to a MongoDB Database Learn how to connect to MongoDB databases by using connection strings. Jul 23, 2025 · A MongoDB connection string is a URI-like string that contains all the information required to establish a connection to a MongoDB database. In this video, we will explore how we can connect to our MongoDB cluster using the connection string from the MongoDB compass toolImportant Links:Compass: ht Mar 8, 2023 · MongoDB connection string is defined as connection format to join the MongoDB database server, we have using username, hostname, password, and port parameter to connect the database server. com:27017;replicaset=MySet;safe=true;database=MyDatabase Is it correct not to include arbiter in this connection string? When I work with sql server, I set up all my connection strings with integrated security. Following several SO's and othe rarticles, this should work, but if I look at the official documentation from MongoDB, the database option is the database to which I want to authenticate. Nov 9, 2020 · Hello @Kristina_Bressler, welcome to the MongoDB community forum. Connecting to a MongoDB Database Using the MongoDB Shell Learn how to connect to MongoDB databases by using a connection string and the MongoDB Shell, an environment for interacting with MongoDB deployments. The aim is not to list all of connection string options and their semantics. Within the application / Compass you can specify (or switch to) the database name you intend work with - the database will be switched to that database, then. Mar 16, 2025 · To find your MongoDB Atlas connection string, follow these steps: Log in to MongoDB Atlas Go to MongoDB Atlas. Oct 2, 2018 · Note here that the database name is specified after the URLs/IPs have been specified. get_default_database() Sep 24, 2020 · In this post, we'll show you how to connect to MongoDB Atlas using Studio 3T, the professional GUI for MongoDB, and its handy Connection Manager feature. We’ll use the powerful capabilities offered by the Spring Data MongoDB project. I am kind of developing a llamaIndex question-retrieval sample app and I plan to query the data directly from MongoDB. This is typically the database that the credentials have been created. Use connection string options to establish connections between MongoDB instances, tools, and applications that use drivers. Introduction In the world of MongoDB database management, validating connection strings is a critical step for ensuring robust and secure database connectivity. Troubleshoot connection issues with the . Returns the name of a databaseThis method is available in deployments hosted in the following environments: MongoDB Atlas: The fully managed service for MongoDB deployments in the cloud Parameters Optional dbName: string The name of the database we want to use. Feb 4, 2024 · MongoDB’s connection string format is a versatile tool for developers, allowing for easy and flexible database connections. A standard connection string includes the following pieces: Jul 11, 2024 · Add like here /dbname? Check options parameter for connect string in mongo documentation Sep 9, 2023 · Please help me understand MongoDB connections and networking better. getName() returnes the database name. You can specify the MongoDB connection string by using one of the following formats: DNS Seed List Connection Format: A connection string with a hostname that corresponds to a DNS SRV record. Enable SSL and paste the contents of the server’s SSL certificate chain in the input text box Connection String The connection string is the simplest way to connect to one or more MongoDB servers. Overview Connecting to a MongoDB deployment requires the following components: Connection URI, also known as a connection string, which tells the . Sep 25, 2025 · Studio 3T's Connection Manager makes it easy to connect to MongoDB whether it's cloud-hosted or on-premise, or through a direct connection or a replica set. Valid values are the strings: “auto”, “stream”, “poll”. MongoClient object, which creates the connection to and performs operations on the MongoDB deployment. MongoClient object, which creates and sustains the connection to the MongoDB deployment and lets you perform data operations. Mar 11, 2025 · Learn how to extract the database name from a MongoDB connection string in this informative article. For additional driver examples, see Connect to a Cluster via Drivers. In this manner, we could connect to multiple instances of shards for a single master MongoDB server. This tutorial provides developers with comprehensive strategies and techniques to effectively validate MongoDB connection strings, helping prevent potential connection errors and security vulnerabilities. To successfully connect to Atlas, you must add your username and database name to the connection string. Access database objects using `Mongo. 3. If you are using a different port for MongoDB, you should replace 27017 with the port number you are using. Sign in with your credentials. NET/C# Driver for MongoDB by checking connection strings, firewall settings, authentication, and connection pool limits. Discover two methods and start integrating your app today. Connection String The connection string is the simplest way to connect to one or more MongoDB servers. Select the cluster you want to connect to. js driver which MongoDB deployment to connect to. Connect to Your Atlas Cluster In this section, you get your cluster's connection string from the Atlas UI and connect to your cluster by using your preferred connection method. Resources Use the following resources to learn more about connecting to your database. Below are some example connection strings For a standalone mongod, mongos, or a direct connection to a member of a replica set May 11, 2024 · In this tutorial, we’ll learn different ways to configure a MongoDB connection in a Spring Boot application. I've entered my project name but it does not work and the tutorials I see on YouTube all vary just enough to not give me a clear answer to this seemingly simple question. js application to a MongoDB database. com helps developers connect software to data. Start training with MongoDB University for free today. Nov 15, 2024 · It's straightforward to retrieve a MongoDB database from a connection string in C#. It's a straight to the point reference about connection strings, a knowledge base of articles and database connectivity content and a host of Q & A forums where developers help each other finding solutions. Outlined above is the complete MongoClient interface. 61. Login to your Atlas account. Mar 12, 2022 · For apps to connect to a database server, they must use a connection string, which is an expression that contains all of the parameters needed. These parameters Create a connection to a MongoDB instance using the `connect ()` method, specifying the URL, user, and password parameters. Standard Connection String Format ¶ This section describes the standard format of the MongoDB connection URI used to connect to a MongoDB deployment: standalone, replica set, or a sharded cluster. When I try to connect to Mongo instance using this connection string mongodb://root:password@localhost:27017/ everything works, however, when I try to specify the database name in the connection st Aug 2, 2023 · The purpose of the Connection String is to provide a machine readable way of configuring a MongoClient, allowing users to configure and change the connection to their MongoDB system without requiring any application code changes. As explained by MongoDB, "the connection string contains all the information your application needs to find and connect to the MongoDB cluster. . com:27017,mysecondary. ?options are connection options. collection] [?options]] mongodb:// is a required prefix to identify that this is a string in the standard If you click into the MongoDB Compass connection form to edit your connection string, Compass shows credentials in plaintext by default. Choose Node. Connection String The connection string is the simplest way to specify the properties of a connection. Note that if database is absent there is still a / required between the last host and the ? introducing the options. If not specified the "admin" database will be used by default. Using MongoDB in C# Console Application with easy-to-understand examples and techniques. Connection strings allow you to connect your cluster with the mongo shell, with Compass (our GUI that enables querying, optimizing and analyzing MongoDB data), and to an application. Select "Drivers" or "Connect your application" (if using Node. Hey all -- I'm trying to wrap my head around the mongo go driver, specifically getting the database name from the connection string! All of the docs point to writing a function like this: A local MongoDB server connection string The MongoDB connection string for a local server would typically take the form of mongodb://localhost:27017/, where is the name of the database you want to connect to. For MongoDB, it is possible to list multiple domain names separated by a comma Use connection string options to establish connections between MongoDB instances, tools, and applications that use drivers. Using Atlas/Mongodb and its Data API , I created an endpoint in the form of a URL and plugged that into the code. For the GSSAPI and MONGODB-X509 mechanisms, no password is accepted, only the username. Standard Connection String Format: A connection string that specifies all hosts that are The structure of the connection string's URI indicates the string's type. Leverage DI (dependency Injection to inject Database context in the Console application. The methods open, close and db work very similar to the existing methods on the Db class. Since I am new to MongoDB I am finding some hard time to complete the required info for the host and port. By delving Jul 23, 2025 · In this article, we will explore MongoDB connection URIs in detail, including their structure, authentication methods, and common connection options. Connection Settings The Java driver has two ways of specifying the settings of a connection to a MongoDB server deployment. The format of the Connection String is: mongodb:// [username:password@]host1 [:port1] [,host2 [:port2], [,hostN [:portN]]] [/ [database. Aug 30, 2024 · It’s strange that I can access the DatabaseName property from the MongoUrl, but including the database name in the connection string results in an authentication error when creating and connecting to the client. The main difference is that the constructor is missing the database name from Db. The format of the connection string can vary based on your setup (local or cloud, authentication, etc. But the method mongoDbClient. It is also recorded in the slow query log and profile collections. Use connection strings to establish connections between MongoDB instances, tools, and applications that use drivers. Below are some example connection strings For a standalone mongod, mongos, or a direct connection to a member of a replica set Mar 2, 2020 · Regarding the connection string, I hope you found @007_jb response helpful. A connection string mostly follows RFC 3986, with the exception of the domain name. appname: (string or None) The name of the application that created this MongoClient instance. Your driver or mongosh queries the record to determine which hosts are running the mongod or mongos instances. By leveraging the Spring Data MongoDB project, we gain access to a rich set of tools and functionalities that streamline the process of working with MongoDB databases in a Spring environment. Jul 23, 2025 · Understanding the structure of the MongoDB connection URI helps in forming the correct connection string for your application, ensuring seamless database connectivity. If no alias is provided during the connection, it will use “default” as alias. A connection URI, also known as a connection string, tells the driver how to connect to a MongoDB deployment and how to behave while connected. This specification defines how the connection string is constructed and parsed. Jun 8, 2020 · mongodb://localhost:27017 Otherwise, you have to provide username, password and auth source database in the connection string, e. Connection strings provide the server instance, database name, authentication details, and other parameters for interacting with the database server. It includes several parameters such as the database name, authentication credentials, and connection options. Connecting to a MongoDB Database In this unit, you learned how to connect to Atlas by using: The MongoDB Shell MongoDB Compass Applications Finally, you learned how to troubleshoot some common connection problems that can occur. 4. Navigate to your Atlas Clusters view. Dec 18, 2024 · How to Connect to MongoDB from a Client or Application Connecting to MongoDB from a client or application involves configuring the MongoDB connection string, using a driver or library specific to your programming language, and managing connection options for authentication, performance, and security. By understanding and applying the various components and options of MongoDB connection strings, developers can efficiently connect to and work with MongoDB databases in any environment. The value defaults to the database specified in the path portion of the connection string. If not provided, use database name from connection string. necessary when defining a model [collection] «String» name of mongodb collection (optional) if not given it will be induced from model name [options] «Object» [options. you don't need to instantiate whole EF context machinery to get just a piece of string, essentially. NET/C# Driver which MongoDB deployment to connect to. Apr 16, 2012 · With the C# driver you typically would not use the option of putting a database name on the connection string. Let’s show a simple connection using open as a code example speaks a thousand words. Connecting to MongoDB Connections in MongoEngine are registered globally and are identified with aliases. It is partially supported to provide some level of compatibility with other drivers. Get the Connection String Click on the "Connect" button. The MongoClient class is a class that allows for making Connections to MongoDB. I developed a sensor using the Arduino IDE and signed up for a free Cluster on Mongodb and created my own database to develop and test the code. For MongoDB, it is possible to list multiple domain names separated by a comma. " Getting your MongoDB connection strings right ensures seamless access to your data while optimizing security and Jul 6, 2018 · All I get is the connection url. Aug 3, 2020 · By default, the <dbname> is test but to create your own dbname, you need to change the <dbname> to the name of database you're interested to use. To edit your connection string credentials without exposing your password, use the Advanced Connection Options > Authentication tab on the Compass connection form. But how can I get the db instance without parsing the URL to get the database name from the connection? Nov 7, 2022 · How can I configure what is the connection string to the specific database (for example development) so I can use it on YAML file for connection to the specific database? Feb 18, 2021 · I know it seems obvious that I should enter the name of my database, but I don't see anything that literally says Database on my mongoDB-atlas project. Connection string options The above sections cover in detail the various parameters contained in the URL string. getDatabase needs the database name as the parameter. Perfect for developers and database administrators, this guide simplifies database management and enhances your workflow. To learn about all supported methods, see Connect to Your Cloud Cluster. Lesson 01: Using MongoDB Connection Strings MongoDB Docs: Get Connection String Oct 9, 2020 · Ben Nadel looks at how to extract MongoDB database and collection names from an ENV-based connection string such that the document database can be consumed more opaquely in Lucee CFML 5. Acquiring the connection string is pretty much same for mongo shell and Compass. g. 0. Below are some example connection strings For a standalone mongod, mongos, or a direct connection to a member of a replica set ConnectionStrings. May 29, 2024 · The purpose of the Connection String is to provide a machine readable way of configuring a MongoClient, allowing users to configure and change the connection to their MongoDB system without requiring any application code changes. Sep 20, 2014 · I know how to list all collections in a particular database, but how do I list all available databases in MongoDB shell? Explore MongoDB connection and authentication options in the . Since: 3. model() Parameters: name «String|Function» the model name or class extending Model [schema] «Schema» a schema. The default way to connect to MongoDB is to fill out your connection details in the fields Metabase provides: Host Database name Port Username Password Authentication Database (optional) Additional connection string options (optional) You’ll also have the option to Use a secure connection (SSL). Create a MongoClient Overview To connect to a MongoDB deployment, you need two things: Connection URI, also known as a connection string, which tells the Node. 0 MongoDB documentation Connection String Format Since: 3. Is there a way to provide some screenshots Sep 19, 2024 · A MongoDB connection string is a URI that provides the necessary information for your application to connect to a MongoDB database. 2. Optional options: DbOptions Optional settings for Db construction Oct 13, 2025 · Learn how to connect a MongoDB app to Azure Cosmos DB by retrieving the connection string from the Azure portal. 2. getDB ()` in `mongosh` or JavaScript by specifying the database name. Dec 27, 2023 · With over 30 million downloads and explosive enterprise adoption, MongoDB is the world‘s most popular non-relational database. Why does my cluster have multiple connection strings? When I tried to debug client object which returned if connection was successful I've seen that it already contains name of the database connected to see screenshot below, but I haven't found any official API how to use it. MongoDB Atlas will automatically create the db for you based on the name. MongoDB doc stated that there must be at least 3 hosts in a replica set and this connection string only specified 2 hosts. The Connection String describes the hosts to be used and options. tcskwzm rsmgf lgwd lif dus ysx bwwu zqeszs xagecmv yec hmbu kkmkdi ybzbss rbfx cypdj