物理数据存储从表及其视图获取
美好的一天!
谁知道 SQL Server 在物理上是如何工作的:
我有受保护的表,没有人可以直接从它的视图中提供信息。但重要的是要知道,我通过视图获得的数据存储在任何地方?我想说,我通过视图获取数据,读取它,关闭查询窗口,任何人都可以找到这些数据(也许它们存储在 RAM、池或 HDD 中……任何地方?
也许如果服务器崩溃/中止,之后重新启动,有人可以找到服务器崩溃之前查看的数据吗?
添加!
我从服务器选择数据。当数据被选择时,它们发送到客户端,服务器从内存中删除临时数据,并且不在服务器上存储任何数据。我认为这是真的。
如果我从服务器选择数据,在选择过程中服务器会出现异常。服务器不会删除临时数据。任何人都可以从任何地方获取这些临时数据并使用吗?
Good day!
Who knows how physically SQL Server works the question:
I have protected table and nobody can give information from it directly, just with its view. But it is important to know, the data, which I get with view, is stored anywhere? I wanted to say, that I get data with view, read it, closed query window, can anybody find these data (maybe they are stored in RAM, pool, or HDD … anywhere?
Maybe if server crashes/abort, after restart, can anybody find data, which a got with view before server’s crash?
Addition!
I select data from server. When data are selected, they send to the client and server delete temp data from smemory and don't store anywere at the server. I think it is true.
If I select data from server, in selection process server rise exception. Server doesn't delete temp data. Can anybody get these temp data from anywhere and use?
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但是,为了简单起见,有 2 个安全方面:逻辑/应用程序和物理/基础设施
。查看控制逻辑/应用程序安全性。您似乎已经正确完成了此操作。
物理/基础设施安全涉及服务器访问、远程桌面访问、系统管理员访问或物理介质(SAN、磁带)访问。简单来说,这就是服务器机房上锁的原因。
However, for simplicity, there are 2 security aspects: logical/application and physical/infrastructure
The view control logical/application security. You appear to have done this correctly.
Physical/infrastructure security relates to server access, remote desktop access, sysadmin access, or access to physical media (SAN, tapes). This is why server rooms have locks on them in simple terms.