oracle数据库的相关内容

问答 2021-12-12 来自：开发者社区

Oracle数据库中复合范围散列分区的特点具体是什么，作用具体是什么呢？

问答 2021-12-12 来自：开发者社区

Oracle数据库中散列分区的特点具体是什么，作用具体是什么呢？

问答 2021-12-12 来自：开发者社区

Oracle数据库中列表分区的特点具体是什么，作用具体是什么呢？

问答 2021-12-12 来自：开发者社区

Oracle数据库中范围分区的特点具体是什么，作用具体是什么呢？

问答 2021-12-12 来自：开发者社区

Oracle 数据库发生等待事件：enq: TX - row lock contention ，排查思路

前言最近看 awr 报告时，经常会看到一些 enq: TX - row lock contention 的等待事件，所以简单研究一下如何排查，仅为个人所见，如有异议或者修正还请评论指出，谢谢！通常，产生enq: TX - row lock contention事件的原因有以下几种可能：不同的session更新或删除同一条记录；唯一索引有重复索引；位图索引同时被更新或同时并发的向位图索引字段上插入....

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