oracle数据库的相关内容

问答 2021-12-12 来自：开发者社区

数仓当中Oracle数据库HASH索引是什么意思？

文章 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....

问答 2021-12-12 来自：开发者社区

数仓当中Oracle数据库反向索引是什么意思？

问答 2021-12-12 来自：开发者社区

数仓当中Oracle数据库分区索引和全局索引是什么意思？

问答 2021-12-12 来自：开发者社区

数仓当中Oracle数据库基于函数的索引是什么意思？

仓当中Oracle数据库基于函数的索引是什么意思？

问答 2021-12-12 来自：开发者社区

数仓当中Oracle数据库位图索引是什么意思？

当中Oracle数据库位图索引是什么意思？

问答 2021-12-12 来自：开发者社区

数仓当中Oracle数据库b-tree索引是什么意思？

问答 2021-12-12 来自：开发者社区

数仓当中Oracle数据库，有哪几类索引？

问答 2021-12-12 来自：开发者社区

数仓当中Oracle数据库，视图与表有什么区别？

文章 2021-12-12 来自：开发者社区

实战篇：Linux 安装 Oracle 11GR2 数据库保姆级教程（三）

四、创建数据库1、打开监听su - oracle lsnrctl start lsnrctl status2、连接VNC远程工具或者直接打开虚拟机图形化界面dbca创建数据库：选择自定义模式：输入实例名：这里填写数据库实例名称和 dbname，本次填写 orcl。不安装EM工具。这里输入SYS和SYSTEM用户的密码，需要记住。这里选择前面建好的/oradata目录用来存放数据文件。不开启闪回日....

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数据库审计

满足等保2.0二级和三级 “安全审计”合规要求的同时，智能解析数据库通信流量，细粒度审计数据库访问行为，通过对数据库全量行为的审计溯源、危险攻击的实时告警、风险语句的智能预警，提供数据库资产最安全的监控保障。

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