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Concurrency Control

How to Implement Parallelism and Concurrency Control (Queue) in Shell

This article introduces how to implement parallelism and concurrency control in the shell using GNU Parallel and a bash script.

An In-Depth Analysis of UNDO Logs in InnoDB

This article introduces Undo Log in InnoDB, including its role, design ideas, record content, organizational structure, and various functional implementations.

How to Process Hot Spot Data in E-commerce Scenarios

This article explains how to ensure high success rate throughput in hot spot scenarios using the hot spot update function of ApsaraDB for RDS Enterprise Edition.