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mysql select延迟的场景对应的是所有数据库查询语句都会延迟吧，我这边场景注入后，执行了一条
2022-07-24 12:50:00 【阿里云问答】
mysql select延迟的场景对应的是所有数据库查询语句都会延迟吧，我这边场景注入后，执行了一条单表查询，rt 20ms额
采纳答案1：
Java 应用中引入的 mysql-connector-java 版本
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