NoSQL refers to non-relational databases that store huge amounts of unstructured data with high flexibility.
Structured Query Language for managing data held in a Relational Database Management System (RDMS).
A projection in MongoDB is a way to specify which fields to include or exclude from the documents returned in a query result.
JSON is written using JavaScript object syntax.
The MongoDB Shell is a command-line interface used to interact with MongoDB databases, allowing users to perform various database operations.
A JSON value must be one of the following data types: a string, a number, an object, an array, a Boolean, or null.
Insignificant whitespace is allowed before or after [] in JSON.
Loading sample databases allows users to practice and familiarize themselves with MongoDB functionalities in upcoming tutorials.
A MongoDB operator that allows for logical disjunction between multiple conditions in a query.
JSON is a lightweight text-based interchange format that is language independent, easy to read and write, and can be used in various programming environments such as JavaScript, MongoDB, and Python.
A MongoDB document is a record in MongoDB that is stored in BSON format (binary JSON) and is composed of field-value pairs.
BSON is the binary representation of JSON, primarily used internally by MongoDB for efficient storage and data traversal.
All queries in MongoDB address a single collection and can be modified to impose limits, skips, and sort orders.
NoSQL was developed to manage the growing volume of data stored about users, objects, and products.
You can try other MongoDB GUI tools in addition to Robo 3T.
Most NoSQL databases sacrifice ACID compliance for greater flexibility and improved processing speed.
If the document does not specify an _id field, MongoDB automatically adds the _id field with an ObjectId value to the new document.
BSON format, which stands for binary JSON.
Names in a JSON Object must be strings, written with double quotes.
Query arguments in MongoDB are used to specify conditions and options for retrieving documents, such as filtering, sorting, and limiting results.
Data Modeling in MongoDB involves designing the structure of data and its relationships within the database to optimize performance and scalability.
An array is an ordered collection of values, it begins with [ and ends with ].
NoSQL refers to non-relational databases that provide a mechanism for storage and retrieval of data that is modeled in means other than the tabular relations used in relational databases.
NoSQL refers to a category of database management systems that are designed to handle non-relational data, developed in response to the increasing volume of data stored about users, objects, and products.
NoSQL refers to non-relational databases that provide a mechanism for storage and retrieval of data that is modeled in means other than the tabular relations used in relational databases.
To suppress the _id field from the result set in MongoDB, specify _id: 0 in the projection document.
NoSQL databases are systems that allow developers to store huge amounts of unstructured data, providing flexibility in handling various data shapes and sizes.
The MongoDB Shell is a command-line interface used to connect to and interact with your MongoDB database.
It is important to write down your database user name and password for later use to ensure you can access your MongoDB database without losing credentials.
NoSQL stands for 'non SQL' or 'not only SQL', referring to databases that store data in a format other than relational tables.
If a collection does not exist, MongoDB will create a new collection in the database automatically.
Robo 3T is a GUI client written in Java that allows users to connect to and manage MongoDB databases visually.
Writing down the cluster name in MongoDB is important for future reference, as it is needed to access and manage the database in subsequent tutorials and operations.
MongoDB Collections are groups of documents that are stored together, analogous to tables in relational databases.
Whitelisting your connection IP address allows you to control access to your MongoDB database by specifying which IP addresses are permitted to connect.
A JSON text can include an array, such as { 'book': [ { 'id': '01', 'language': 'Java', 'edition': 'third', 'author': 'Herbert Schildt' }, { 'id': '07', 'language': 'C++', 'edition': 'second', 'author': 'E.Balagurusamy' } ] }.
NoSQL was developed in the 2000s.
A dynamic schema allows different documents within the same collection to have varying fields or structures, meaning they can hold different types of data.
Dot notation is a syntax used to specify a query condition on fields in an embedded or nested document, formatted as { 'field.nestedfield': value }.
The role 'Atlasadm' in MongoDB is a specific user role that grants administrative privileges within the Atlas cloud database environment.
Unstructured data refers to information that does not have a predefined data model or is not organized in a predefined manner, making it more challenging to store and analyze.
The command to create or insert a document to a collection in MongoDB is db.collection.insertOne({ document1 }) for a single document or db.collection.insertMany([{ document1 }, { document2 }, …]) for multiple documents.
MongoDB is a cloud-based document database that stores data in flexible, JSON-like documents.
NoSQL refers to non-relational databases that provide a mechanism for storage and retrieval of data that is modeled in means other than the tabular relations used in relational databases.
Names in JSON must be strings, written with double quotes.
MongoDB is a cloud-based document database that stores data in flexible, JSON-like documents, allowing for dynamic schemas.
Matches any strings that begin with ‘string’
A JSON Object is a collection of name/value pairs, and begins with { and ends with }.
In MongoDB, 'fields' refer to the individual pieces of data stored within a document, similar to columns in a relational database.
To allow users to query the RDMS by using English-like statements.
MongoDB Atlas is a cloud database service provided by MongoDB that allows users to create and manage MongoDB databases in the cloud.
A Database User in MongoDB is an account created to access and manage a database, which has specific roles and permissions assigned to it.
A JSON Object is a collection of name/value pairs, beginning with { and ending with }.
The 'memos' field contains an array of embedded documents that store additional information related to the main document, such as comments and the person responsible.
JSON stands for JavaScript Object Notation, which is a text-based data interchange standard used for representing structured data.
Read operations in MongoDB are commands that retrieve data from the database, allowing users to access and manipulate stored documents.
Read operations in MongoDB are commands that retrieve data from the database, allowing users to access documents based on specified criteria.
The steps to build a database in MongoDB include accessing the MongoDB dashboard, navigating to 'Database', selecting 'Build a Database', choosing 'Create a free database', selecting a region, and finally creating the cluster.
A JSON text is built on two data structures: Object (an unordered collection of name/value pairs) and Array (an ordered collection of values).
MongoDB is a document database (NoSQL) and a data management platform that operates in the cloud.
MongoDB Collections are groups of documents that are stored together, analogous to tables in relational databases.
JSON stands for JavaScript Object Notation, which is a text-based data interchange standard that is easy for humans to read and write and easy for machines to parse and generate.
To install the MongoDB Shell in Ubuntu, you need to follow the installation instructions specific to Ubuntu, as the lab room computers already have it installed.
NoSQL offers flexible data models, faster queries than SQL, and allows for easy changes to the database as requirements evolve. It typically does not require joins for queries and is easier for developers since query logic is moved to application code.
The insertOne() method is used to insert a new document into a specified collection in MongoDB.
A unique field in all documents that serves as the primary key.
JSON is easy to read and write, allowing many programming environments to parse and generate JSON format files effortlessly.
A JSON Object is a collection of name/value pairs, beginning with { and ending with }.
The mongo shell is a command-line interface used to connect to a MongoDB server via a Linux terminal.
A JSON file is a text file with an extension of '.json' and a media type of 'application/json'.
A JSON Array is an ordered list of values enclosed in square brackets, where each value can be any valid JSON data type.
The JSON Boolean type represents a true or false value.
JSON stands for JavaScript Object Notation, a text-based data interchange standard that stores JSON objects as text, making it human-readable and language independent.
Matches t1, t2,…, t9
You can show collections in the currently connected database using the command 'show collections'.
To drop a collection in MongoDB, use the command 'db.mycollection.drop()'.
The $in operator matches any of the values specified in an array.
The allowed data types in JSON are string, number, object, array, Boolean, and null.
Structured Query Language.
A MongoDB operator used to specify multiple values for a field in a query, allowing for equality checks on the same field.
Robo 3T (formerly Robomongo) is one of the most popular GUI tools for MongoDB users.
Alternatives to the MongoDB Shell include other command line tools provided by MongoDB, which may vary depending on your system.
It means that the same field name in different documents can store values of different data types, reflecting the flexibility of a dynamic schema.
A query in MongoDB is a request for data from a database that specifies criteria for selecting documents.
In MongoDB, 'fields' refer to the individual pieces of data within a document, similar to columns in a relational database.
No, a collection exists within a single database in MongoDB.
Document Aggregation in MongoDB is a framework for performing advanced data processing and analysis on documents, allowing for operations like filtering, grouping, and transforming data.
A JSON array object is a data structure that holds an ordered collection of values, which can include objects, arrays, strings, numbers, and booleans, formatted in JSON (JavaScript Object Notation).
Node.js is a JavaScript runtime that can be used to build applications that connect to MongoDB, and it will be introduced in future lessons.
The properties of the objects within the 'Pascal' array include 'Name', which is the title of the book, and 'price', which indicates the cost of the book.
The command to show databases in MongoDB is 'show dbs'.
You will be prompted to type the password for the Database User.
Consistency ensures that a transaction only brings the database from one valid state to another, maintaining database invariants.
A type of NoSQL database that uses nodes and edges to represent and store data.
The $ne operator matches all values that are not equal to a specified value.
JSON stands for 'JavaScript Object Notation'.
Sample databases are pre-loaded datasets that can be used for practice and experimentation within a MongoDB cluster.
The purpose of query results in MongoDB is to retrieve documents from a collection based on specified criteria.
The Project behavior in MongoDB is used to return specified documents, allowing users to include or exclude certain fields from the results.
A query argument in MongoDB is a specification used to filter documents in a collection based on certain criteria, allowing users to retrieve specific data from the database.
A MongoDB database is a container for collections, where each database can hold multiple collections.
MongoDB is a cloud-based document database that stores data in flexible, JSON-like documents, allowing for dynamic schemas.
Yes, documents in a MongoDB collection can have different structures, allowing for a flexible and adaptable data model.
To connect, access your MongoDB dashboard, navigate to Database Deployment > Cluster0 > Connect > Access your data through tools > Shell, and ensure you have the MongoDB Shell installed.
A free shared cluster in MongoDB is a basic, no-cost database environment that allows users to create and manage databases without incurring charges, typically used for development and learning purposes.
The MongoDB platform is used for data management, allowing for efficient storage, retrieval, and manipulation of data.
JSON stands for JavaScript Object Notation, which is a text-based data interchange standard used for representing structured data.
/ string / Matches any strings that contain ‘string’
The MongoDB Shell is a command-line interface used to interact with a MongoDB database, allowing users to execute commands and queries.
To create a new database in MongoDB, use the command 'use DATABASE_NAME'.
CRUD operations in MongoDB refer to Create, Read, Update, and Delete operations that allow for basic data manipulation.
Isolation ensures that concurrent execution of transactions leaves the database in the same state as if the transactions were executed sequentially.
The $gte operator matches values that are greater than or equal to a specified value.
JSON is a lightweight data-interchange format used to transmit data in web applications, typically from the server to the client.
To whitelist an IP address in MongoDB, access the MongoDB web page, navigate to 'Network Access', select 'Add IP Address', enter '0.0.0.0/0' as the access entry, and click confirm.
Relational Database Management Systems (RDMS) such as Oracle, MySQL, and Microsoft SQL Server.
The sort() function is used to return documents following a specified sort order.
A record in MongoDB that is stored in BSON format and composed of field-value pairs.
Read operations in MongoDB are commands that allow users to retrieve data from the database, including finding documents, aggregating data, and performing queries.
In a JSON Object, each name is followed by a colon (:).
A query in MongoDB is a request for data from a database that specifies criteria for selecting documents.
JSON Data Types are the different types of values that can be represented in JSON format, including strings, numbers, objects, arrays, booleans, and null.
SQL stands for Structured Query Language, which is used for managing data in a Relational Database Management System (RDMS).
The command to explicitly create a new collection in MongoDB is db.createCollection('Collection').
Multiple JSON objects or name/value pairs must be separated by a comma (,).
The null type in JSON represents an empty or non-existent value.
SQL Databases can be difficult to manage when handling large amounts of data, often referred to as big data.
Document, Key-value, Wide-column, and Graph.
To create a collection in MongoDB, use the command 'db.createCollection("mycollection")'.
The $gt operator matches values that are greater than a specified value.
Read operations retrieve documents from a collection using the db.collection.find() method, allowing for querying documents by specifying query filters or criteria.
MongoDB is a cloud-based document database that stores data in flexible, JSON-like documents, allowing for dynamic schemas.
The MongoDB platform is used for data management, providing tools and features for storing, retrieving, and manipulating data efficiently.
JSON stands for JavaScript Object Notation, which is a text-based data interchange standard used for representing structured data.
NoSQL refers to non-relational databases that allow for flexible data models and can handle large volumes of unstructured data.
Read operations in MongoDB are commands that retrieve data from the database, allowing users to access and manipulate stored documents.
The MongoDB platform is used for data management, providing tools for storing, retrieving, and manipulating data in a scalable manner.
insertOne() returns a document that includes the newly inserted document's _id field value.
The steps include clicking 'Connect', selecting 'Shell', checking the 'Shell' version, and copying the command line provided.
Query arguments in MongoDB are used to define the conditions that documents must meet to be included in the results of a query.
The 'books' object represents a collection of arrays categorized by programming languages, specifically 'Pascal' and 'Scala', each containing objects with 'Name' and 'price' properties.
Object-relational mapping (ORM) is a technique that allows developers to interact with a relational database using an object-oriented programming paradigm.
Matches any strings that end with ‘string’
You can connect to a MongoDB server using the mongo Shell and Robo 3T.
Seeing the message 'Successfully connected' in the terminal log indicates a successful connection.
SQL databases are suited for banking systems because they provide strong transactional support and ensure high levels of data integrity.
The $nin operator matches none of the values specified in an array.
An embedded document is a document that is nested within another document, allowing for a hierarchical data structure.
You should write down your login email and password for later use.
JSON can be used independently from JavaScript, making it versatile for various programming languages.
A collection in MongoDB is a grouping of related documents that exists within a single database.
You can query for a specific value in an embedded document's field by using dot notation in the query, such as db.Collection.find({ 'memos.0.by': 'shipping' }).
SQL databases often struggle with scalability and flexibility when dealing with large volumes of unstructured data, which can limit their effectiveness in modern applications.
In a JSON name/value pair, the name is followed by a colon (:).
SQL Databases are relational databases that store structured data in tables with fixed rows and columns, supporting ACID transactions across multiple documents.
ACID stands for Atomicity, Consistency, Isolation, and Durability, which are properties that ensure reliable transactions in SQL databases.
Insignificant whitespace is allowed before or after {}, :, and , in JSON.
You should paste the replaced command in your local terminal and run it.
The command to drop the currently connected database is 'db.dropDatabase()'.
MongoDB documents map directly to data structures in most popular programming languages.
The $not operator inverts the effect of a query expression and returns documents that do not match the query expression.
A query argument is a specification used to filter documents in a MongoDB query, allowing users to retrieve specific data based on defined criteria.
A projection in MongoDB is a way to specify which fields to include or exclude from the documents returned by a query.
CRUD operations in MongoDB refer to the four basic functions of Create, Read, Update, and Delete that allow users to manage data within the database.
Filtering fields from query results helps to reduce the amount of data transferred over the network and improves performance by only retrieving necessary information.
A JSON Object is a collection of key/value pairs enclosed in curly braces, where keys are strings and values can be any valid JSON data type.
A NoSQL database is any non-relational database that stores data in a format other than relational tables.
A projection operator in MongoDB used to find fields that contain arrays by matching specific criteria within those arrays.
An Array in JSON is an ordered collection of values, which is realized as an array, vector, list, or sequence in most programming languages.
Atomicity ensures that all operations within a transaction are completed; if not, the transaction is aborted.
Advanced MongoDB Commands are specialized commands that provide enhanced functionality for querying, updating, and managing data beyond basic CRUD operations.
The MongoDB platform is used for data management, providing tools for storing, retrieving, and manipulating data efficiently.
MongoDB is a cloud document database (NoSQL) that records data by documents and collections, making it easy to scale.
Matches any strings that begin with ‘t’ and ends with any number of alphabets
The $eq operator matches values that are equal to a specified value.
The $nor operator joins query clauses with a logical NOR and returns all documents that fail to match both clauses.
An Object in JSON is an unordered collection of name/value pairs, supported by various languages and realized as a record, dictionary, hash table, or keyed list.
The 'price' of each book is represented as a numeric value associated with the corresponding book title within the JSON object.
Non-relational databases that allow for flexible schema and unstructured data.
A NoSQL database that organizes data in tables with rows and dynamic columns.
The $lt operator matches values that are less than a specified value.
SQL Databases cannot handle unstructured data, which limits their flexibility in managing diverse data formats.
ACID properties are a set of principles that ensure reliable processing of database transactions, consisting of Atomicity, Consistency, Isolation, and Durability.
A type of NoSQL database that stores data in JSON documents.
Durability ensures that once a transaction has been committed, it will remain so, even in the event of a system failure.
The $lte operator matches values that are less than or equal to a specified value.
Special characters in the password must be URL encoded to ensure they are correctly interpreted by the terminal.
A NoSQL database that stores data as key-value pairs.
The $or operator joins query clauses with a logical OR and returns all documents that match the conditions of either clause.
