A Note on Performance Degradation When Migrating from Oracle to MySQL

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A Note on Performance Degradation When Migrating from Oracle to MySQL

芷沁 2018-01-15 15:51:25 浏览1955
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Background

After transitioning from Oracle to MySQL, a large number of customer systems have encountered performance issues during peak traffic, when CPU usage reaches 100%, or the background CRM system becomes complex and causes a service fault due to SQL accumulation. As far as I recall, when Taobao first migrated from Oracle to MySQL, there were also lots of SQL per

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