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-- System permission table select * fromdba_sys_privspwherep.privilegelike -- System permission table select * from dba_sys_privs p where p. privilege like -- System permission listSelect * from dba_sys_privs p where p. privilege like '% LINK %'

This article mainly introduces how to understand Function. prototype. bind in javascript. It has some reference value. If you are interested, please take a look. When we are new to Javascript, we may not need to worry about function binding, but

From the perspective of JavaScript function name duplication, we have a buddy who asked me what would happen if the JavaScript function was renamed again today? I didn't think about it at first, so I thought it might be wrong. But after my

Reducing the MRP data packet size is saving memory space! Since the MRP file is a compressed package of binary compilation, that is to say, the file will be loaded into the memory, occupying only less than KB of memory, so we should try to reduce

If the MySQL database is large, we can easily find out which tables occupy the space. However, if the Redis memory is large, it is not easy to find out which tables occupy the space. If the MySQL database is large, we can easily find out which

GE switches are still commonly used. So I studied how to increase the speed of a 24-port Ge switch in a large area. Here I will share with you, hoping to help you. With the emergence of Ge-switched network applications, large file transmission and

Mainstream layer-3 switches support security level and virtual subnet division. Today we will mainly explain some comprehensive applications of layer-3 switches in TMIS networks. With the rapid development of China's economy, the transportation

I believe that users who have used layer-4 switches have some knowledge about their functions. It can be said that layer-4 switches are powerful and can meet the needs of most users. I believe that with the development of the exchange industry, its

LAN switches are quite common, So I studied the basic technical indicators of LAN switches and shared them here. I hope they will be useful to you. There are many basic technical indicators for LAN switches. These technical indicators fully reflect

We are very interested in understanding network router settings. Before giving you a detailed description of how to set up a vro, let's first understand the security configurations and system tools related to it. 1. Security Configuration 1.

AJAX: describes how to improve AJAX performance. In Web forms, AJAX is used to call the server method from the client (through JavaScript), while XMLHttpRequest is called within AJAX. I tested some AJAX functions implemented in different ways. In

This article mainly introduces the basic method of using JavaScript to operate HTMLDOM. HTMLDOM is a Document Object Model specifically applicable to HTMLXHTML. If you need it, refer to html dom, attackers can access all elements of JavaScript HTML

In large network management, the headache for network administrators is how to know the running status of network devices that are not around in real time. To view the running status of network devices on one machine, it is obviously not very

This article describes how to transfer values between ASP. NET forms. For more information, see. Assume that the ParentForm. aspx page contains TextBox1 text box and Open button.Click the Open button to bring up SubForm. aspx. The SubForm. aspx page

HTML5 is not a brand new thing, but most people do not know much about HTML5. (If You Want To Know HTML5, you can view the HTML5 video published by IE9 .) Although the latest mainstream browsers, such as IE9, Firefox4, and Chrome10, have begun to

Article Title: describes how to set up a firewall in a Linux operating system. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems,

Article Title: Understanding classic Linux Firewall applications to make enterprise networks more secure. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel

Comments: Piracy is a worrying issue for most software developers. Will the software encrypted with encryption locks be cracked by hackers? Theoretically, there is no software that cannot be cracked. Even pure mathematical encryption may be cracked,

From Network Management and O & M One day, the moon is dark and the cold wind is fierce. Confused, a burst of calls sounded, and the caller told us that the bandwidth of several data centers had soared and needs to be handled immediately. Otherwise,

Source: TechTarget I. general website protection methods To address hacker threats, the network security administrator takes various measures to enhance server security and ensure normal operation of WWW services. The following methods can be used