Optimizing GROUP BY in MySQL: Insights from Real-Life Query Analysis
My current query: SELECT eod.date, SUM(eod.stable_price) AS sumStablePrice FROM item_eod eod WHERE eod.date >= CURRENT_DATE…
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Laragon: The Ultimate Lightweight Development Environment for Windows
Introduction Setting up a local development environment is often a daunting task for developers. Tools…
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LIKE vs Full-Text Search: SQL Performance and Use Cases
Position: Senior Software Engineer Interview Time: Nov 2024 Company Type: Ride-hailing Company Name: Uber &…
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Top 10 Database Optimization and Recovery Strategies for Senior Software Engineers
Position: Senior Software Engineer Interview Time: Nov 2024 Company Type: Insurance & User Management Company…
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Database Mastery: Essential Knowledge for Senior Engineers
Position: Senior Software Engineer Interview Time: Sep 2024 Company Type: Health Care Company Name: Private…
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Enhancing Text Search in MySQL: A Comparison of SOUNDEX and Full-Text Search
In many applications, efficient text search capabilities are critical for delivering fast and relevant results…
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Understanding the Limits of LIMIT and OFFSET for Large Datasets
Introduction When dealing with large datasets (e.g., over 100 million records), using LIMIT and OFFSET…
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Mastering Databases: From Optimizing Queries to Distributed Systems
Databases are at the core of modern applications, from e-commerce to social platforms, powering billions…
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Foreign Keys and Performance: Things You Might Not Know in RDBMS
A FOREIGN KEY in a relational database management system (RDBMS) is a constraint used to…
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Buffer Cache Hit in MySQL: What It Is and Why It Matters
The InnoDB Buffer Pool in MySQL is essentially a cache that stores frequently accessed data…