5 Points to Check First When SQL Is Slow: How to Improve Execution Plans, Indexes, and JOINs

When you execute an SQL query, the results do not return quickly.You may have had no issues during development, but the ...

[Database Edition 08] Understand SQL Execution Plans! Essential Knowledge for Finding the Cause of Slow SQL

The theme for this time is SQL "execution plans."Execution plans are one of the technologies you absolutely must understand when considering database performance.However, this content might also be a ...
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MySQL vs PostgreSQL vs SQL Server: Which tool works best?

MySQL, PostgreSQL, and Microsoft SQL Server are compared side by side to help beginners understand the strengths, limitations, and ideal use cases of each SQL database. The video explains differences ...
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What’s better for your big data application, SQL or NoSQL?

One of the critical decisions facing companies embarking on big data projects is which database to use, and often that decision swings between SQL and NoSQL. SQL has the impressive track record, the ...