To see if local processing is occurring for a slow performing query, there are a couple of troubleshooting techniques.
我们可以利用两个故障修复技术来了解一个执行速度较慢的查询中是否进行了本地处理。
Based on the information available in that report, you can discover whether the problem is a result of slow PHP execution or a slow query.
根据报告中的可用信息，您就可以发现问题是由PHP执行慢还是查询慢引起的。
You can configure mysqld to log slow queries in the aptly named slow query log.
您可以配置mysqld将这些慢速查询记录到适当命名的慢速查询日志中。
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