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In today’s world of data-driven decision-making, efficiency and precision are key to success. MySQL’s aggregate functions are powerful tools that allow users to quickly compute, analyze, and summarize data. This article will introduce you to MySQL ag
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Introduction In this project, you will learn how to create a view based on the teaches table and delete the related data from the view. ? Preview MySQL [edusys]> SELECT * FROM teaches_view; +-------+----------+----------+----
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MySQL Server uses two types of database storage engines – InnoDB and MyISAM. When InnoDB storage engine is used, MySQL Server stores the data and indexes in .ibdata file, and table schema in .frm file. In case of corruption in InnoDB tables, you can
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A table in our Aurora MySQL database was consuming approximately 80% (around 400 GB) of the total storage. Since we were able to archive older data as CSV files, we decided to delete old records and free up the storage. I initially thought that dele
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Google Sheets Data into MySQL: A Beginner's Guide Are you looking to convert your Google Sheets data into a MySQL database? If so, you're in the right place! In this beginner-friendly tutorial, we'll walk you through the process of importing your Go
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In this post, I'll share detailed steps to migrate data in your local MySQL database to newly created instances on AWS RDS with MySQL. Background I worked on a full-stack project in 2023 where I manually handled the production deployments
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IN vs EXISTS in MySQL: A Hands-on Example and Description In MySQL, both IN and EXISTS are used in queries to filter data based on the presence of rows in a subquery. However, they work in different ways, and choosing between them can impact qu
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MySQL subqueries are a fundamental part of advanced SQL queries, enabling nested data retrieval for more refined results. Here’s a brief guide to get you started. Subqueries allow you to filter data in complex ways. A typical use case is within a SE
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For backend developers, accessing a database is crucial. Core user data is usually stored securely in databases like MySQL or Oracle. Daily tasks often involve creating databases and tables to meet business needs, but tables are created much more f
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