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.net权限管理大数据
.net权限管理大数据
C#
.NET
权限管理
系统组件-
大数据
读写分离实现的例子
例如我们平时维护的网站的日平均访问量是30万ip、访问高峰时并发的用户量非常
大
，数据库主机的压力非常
大
，虽然我们采取了分库措施，但是有些
大
表、核 心业务表的访问压力又非常
大
，例如有同时有1千个用户在读取数据库又同时这1千个用户在...
C#
.NET
通用
权限管理
系统组件
大数据
多表分页获取部分列的参考方法
不只是简单的从一个表读取数据，很可能是从多个表读取数据后，把结果展示在界面上，当遇到2个
大
表关联时，若技 术上没进行一些处理，那分页显示时速度会非常糟糕，在通用
权限管理
系统组件了，有专门针对
大数据
的分页优化，下面的代码就是...
C#
.NET
权限管理
系统组件-
大数据
只获取更新部分数据列的标准例子
程序的运行效果如下：1：获取时，只获取需要的列，不需要的列不获取，主要原因是：因为数据量
大
获取所有的列传输的数据量
大
，有些敏感数据未必需要都传输在网络上，其次是更新数据时的版本问题尽量避免，你也在改他也在改，隐藏的数据列也...
1
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大数据
阿里云大数据是简单、易用、全托管的云原生大数据服务。企业级安全，极致弹性，开放兼容，更快速地解决海量数据计算问题，有效降低企业成本，并保障数据安全。明星产品MaxCompute、Hologres、DataWorks。
了解详情
方案咨询
大数据体验馆
大数据计算
MaxCompute
E-MapReduce
数据开发
DataWorks
数据总线DataHub
实时计算
实时数仓Hologres
实时计算 Flink 版
大数据应用
DataV 数据可视化
Quick Audience
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大数据
阿里云大数据是简单、易用、全托管的云原生大数据服务。企业级安全，极致弹性，开放兼容，更快速地解决海量数据计算问题，有效降低企业成本，并保障数据安全。明星产品MaxCompute、Hologres、DataWorks。
了解详情
方案咨询
大数据体验馆
大数据计算
MaxCompute
E-MapReduce
数据开发
DataWorks
数据总线DataHub
实时计算
实时数仓Hologres
实时计算 Flink 版
大数据应用
DataV 数据可视化
Quick Audience
