The terminology of relational model in Database Management Systems (DBMS) defines the fundamental concepts and components that make relational databases […]
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Database Management Systems (DBMS)When working with SQL, subqueries are powerful tools for complex data retrieval. While many subqueries involve aggregate functions, non-aggregate subqueries
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SQLDeleting views in SQL is a crucial skill for managing your database effectively. Views, which are virtual tables created from
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SQLIn database design, generalization, specialization, and aggregation in ER model are critical concepts used to create a logical and efficient
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Database Management Systems (DBMS)Inserting data in SQL is a fundamental skill for database management. This operation allows you to add new records to
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SQLUnderstanding the difference between strong and weak entity is fundamental to database design in DBMS. Entities form the backbone of
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Database Management Systems (DBMS)Administering data in SQL is a crucial skill for database professionals. Whether you’re tasked with adding a new employee, updating
Administer Data in SQL: Mastering DML Commands Read More »
SQLThe introduction of ER Model in database systems marked a significant evolution in database design. The Entity-Relationship (ER) Model provides
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Database Management Systems (DBMS)Updating data in SQL is a fundamental skill for database management. The UPDATE statement allows you to modify existing records
Updating Data in SQL: A Comprehensive Guide Read More »
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