问题描述当应用程序频繁读写某个表或者资源时，容易出现死锁现象。出现死锁时，SQL Server会选择终止其中一个事务，并且向发起该事务的客户端发送如下错误信息。Error Message：Msg 1205, Level 13, State 47, Line 1Transaction (Process...

MySQL并发时经典常见的死锁原因及解决方法

MySQL并发时经典常见的死锁原因及解决方法 1. mysql都有什么锁 MySQL有三种锁的级别：页级、表级、行级。表级锁：开销小，加锁快；不会出现死锁；锁定粒度大，发生锁冲突的概率最高,并发度最低。行级锁：开销大，加锁慢；会出现死锁；锁定粒度最小...

Mysql并发时经典常见的死锁原因及解决方法

1. mysql都有什么锁 MySQL有三种锁的级别：页级、表级、行级。表级锁：开销小，加锁快；不会出现死锁；锁定粒度大，发生锁冲突的概率最高,并发度最低。行级锁：开销大，加锁慢；会出现死锁；锁定粒度最小，发生锁冲突的概率最低,并发度也最高。页面锁：开销和...

Mysql并发时经典常见的死锁原因及解决方法

Mysql并发时经典常见的死锁原因及解决方法 1. mysql都有什么锁 MySQL有三种锁的级别：页级、表级、行级。表级锁：开销小，加锁快；不会出现死锁；锁定粒度大，发生锁冲突的概率最高,并发度最低。行级锁：开销大，加锁慢；会出现死锁...

MySQL: 并发replace into的死锁问题分析

测试版本：MySQL5.6.23测试表： create table t1 (a int auto_increment primary key, b int, c int, unique key (b));并发执行SQL： replace into t1(b,c) values (2,3) ...

[帮助文档] 如何使用DAS的锁分析功能以及SQL洞察功能进行死锁定位

本文主要介绍了利用DAS的锁分析功能与SQL洞察功能进行死锁定位的方法。

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