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Programming Concepts
Unit 1
Object-Oriented Programming (OOPs)
Introduction to OOPs
Classes and Objects
Inheritance and Polymorphism
Unit 2
Data Structure and Algorithms
Introduction to Data Structures
Arrays and Linked Lists
Sorting and Searching Algorithms
Unit 3
Operating System
Introduction to Operating System
Process Management in Operating System
Memory Management in Operating System
File Systems in Operating System
Unit 4
Database Management
Introduction to Databases
Database Design and Modeling
Query Optimization and Performance Tuning
Unit 4 • Chapter 3
Query Optimization and Performance Tuning
Summary
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Concept Check
Which technique helps in improving query performance?
Indexing
Caching
Logging
Replication
What is a common method to optimize query performance?
Denormalization
Normalization
Compression
Partitioning
Which tool is commonly used for query optimization?
DROP
EXPLAIN
TRUNCATE
ALTER
What is an essential aspect of query optimization?
Retrieving all columns
Adding unnecessary joins
Hardcoding values
Writing efficient queries
What can enhance query performance in databases?
Avoiding parameterization
Ignoring indexes
Running ad-hoc queries
Using stored procedures
Check Answer
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Database Design and Modeling