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  1. www.rdbindia.com › company-profileAbout Us – RDB Group

    Since inception, the RDB Group has been guided by its unique spirit and values and has flourished by keeping these intact in the organization. Our Corporate Philosophy, which reflects these historical tenets as well as our aspiration for the future, is the core essence that lies at the heart of our all activities.

    • Projects

      Regent Lake View Andul Bazar Main Road. Connect with us! Get...

    • Careers

      +91 33 44 500 500 Fax : +91 33 2242 0588 info@rdbindia.com...

    • Contact Us

      Quick Contact. If you have any questions simply use the...

    • Financial Result

      Financial Year 2023 – 24. Q4 Audited Results (. Quarter...

    • Group Companies

      Starting from a scratch, he developed RDB Group as a force...

    • Disclaimer

      RDB group makes no representations about the suitability,...

  2. www.freecodecamp.org › news › what-is-a-relationalWhat is a Relational Database? RDBMS Definition

    • What Are Primary Keys and Foreign Keys in A Relational Database?
    • Examples of Relational Databases
    • What Is A RDBMS?
    • Summary

    The table in the last section lacks one of the most important attributes in a relational database — a unique identifier/ID. Tables are able to relate with each other using unique identifiers. A good example of the importance of identifiers is a situation where you have two or more users with the same name performing the same action like buying a pr...

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    Here are examples of some popular relational databases: 1. MySQL. 2. PostgreSQL. 3. Oracle Database. 4. Microsoft SQL Server. 5. IBM Db2. 6. MariaDB. There are also cloud based relational databases like: 1. Oracle Cloud. 2. Google Cloud SQL. 3. IBM Db2 on Cloud. 4. AWS Databases.

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    RDBMS is an acronym for Relational Database Management System. This is a program used to managed a relational database. It allows you create, read, update, and delete (CRUD operations) data on a database. Most RDBMSs use SQL to interact with the database. SQL is a programming language used in managing and performing operations in a relational datab...

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    In this article, we talked about relational databases. We saw some of the features of a relational database like the representation of data in tables with rows and columns, and the use of keys to make each piece of data unique from the rest. We also talked about primary and foreign keys with examples to demonstrate how to use each. Lastly, we talke...

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  3. stackoverflow.com › questions › 1346893sql - GROUP BY and uniqueness in multiple columns - Stack ...

    Jul 14, 2014 · I want to group by event_id to generate the aggregate function and then sort by the results of the aggregate function taking the highest 3 values. But I also want the home_team to be unique. How can I do this?

  4. cloud.google.com › learn › what-is-a-relational-databaseWhat Is A Relational Database (RDBMS)? | Google Cloud

    A relational database (RDB) is a way of structuring information in tables, rows, and columns. An RDB has the ability to establish links—or relationships–between information by joining tables,...

  5. aws.amazon.com › relational-databaseWhat is a Relational Database? – Amazon Web Services (AWS)

    A relational database is a collection of data points with pre-defined relationships between them. The relational model organizes data into tables — with each row representing an individual record and each column consisting of attributes that contain values.

  6. www.oracle.com › database › what-is-a-relationalWhat Is a Relational Database | Oracle

    A relational database is a type of database that stores and provides access to data points that are related to one another. Relational databases are based on the relational model, an intuitive, straightforward way of representing data in tables.

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  8. www.goskills.com › Development › ResourcesRDBMS Basics: SQL Database Fundamentals | GoSkills

    A relational database management system (RDBMS) is an application on a computer that can manage large amounts of data quickly and efficiently. The main property that sets relational databases apart from other databases is that data in separate tables can be linked, meaning you can specify a relationship between different bits of data.