Courses Descriptions
Learn SQL and Database Management with expert tips on data organization, query optimization, and efficient storage techniques. Master key concepts for better data handling.
Types of Databases (Relational vs Non-relational)
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Importance of Databases in Modern Applications
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Basic SQL Queries (SELECT, INSERT, UPDATE, DELETE)
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Types of DBMS (RDBMS vs NoSQL)
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Popular DBMS Examples (MySQL, PostgreSQL, SQL Server, MongoDB)
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INNER JOIN, LEFT JOIN, RIGHT JOIN, FULL OUTER JOIN
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GROUP BY and HAVING Clauses
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Aggregate Functions (SUM, COUNT, AVG, MIN, MAX)
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Understanding Tables, Columns, and Data Types
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Relationships (One-to-One, One-to-Many, Many-to-Many)
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Types of Normal Forms (1NF, 2NF, 3NF, BCNF)
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When and How to Normalize Data
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Ensuring Data Integrity with Constraints
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Types of Constraints (NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY)
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What is Database Indexing?
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How Indexes Improve Query Performance
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Creating and Managing Indexes
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What is a Database Transaction?
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ACID Properties (Atomicity, Consistency, Isolation, Durability)
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Managing Concurrency in Multi-user Databases
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Importance of Database Backup
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Types of Backups (Full, Incremental, Differential)
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Disaster Recovery Strategies
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Importance of Securing Databases
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User Authentication and Authorization
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Encryption and Data Privacy
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Analyzing Query Execution Plans
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Common Performance Pitfalls
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Vertical vs Horizontal Scaling
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