, Serial# ';3. Query the user SQL statement:Sql> Select User_name, sql_text from V$open_cursor;Oracle Role ManagementFirst, what is the roleRole. A role is a set of permissions that assigns a role to a user who has all the permissions in that role.Second, the system pre-defined role Predefined roles are some of the most commonly used roles that the system automatically creates after the database is installed. The following is a brief introduction to these predetermined roles. The permissions tha
Tags: mariadb database heidisql graphical interface management toolsHeidisql is a graphical interface for simplifying MySQL server and database management. The software allows you to browse your database, manage tables, browse and edit records, manage user permissions, and more. In addition, you can import data from a text file, run SQL queries, synchronize tables between two databases, and export selected
Linux System Management -Process and scheduled task management a,the relationship between procedures and processes1. Procedure• Executable code and data saved on hard disk, CD-ROM and other media• Statically saved code2. Process• program code running in CPU and in memory• Dynamically executed code• Parent, child process: each process can create one or more processestwo,To view process statistics at restPS C
View processProcesses in Linux can be viewed using the PS, pstree commands.PS aux is generally used (note that there is no dash-; Although the addition does not affect execution, but will prompt), you can also use Ps-le, is to see all processes, the difference is to display the different information, master one can.The monitoring process uses the top command, which is refreshed every 3 seconds by default.Close processThe shutdown process can use the Kill, Pkill, killall commands.Work
Label:Defined: DBMS monitoring of the DB, known as database management, or database protection. ****************************************** The minimum logical working unit for DBS runs is: transactions. Transaction definition: is the set of operations that make up a single logical unit of work, either fully executed or not executed at all. For example: Bank Deposit and withdrawal: either the correct access, or completely do not execute, can not app
Bower IntroductionBower Official Address: http://bower.io/Bower is another Open-source project for Twitter, using Nodejs development for Web package management. If more and more open source projects are hosted on GitHub, Bower only need to add a configuration file to the GitHub project to use the installation package Bower way. As package management, Bower can provide new Web packages, update Web packages,
2014-09-25 BaoxinjianI. Summary
In the Official document "Oracle Performance Tuning Guide", mention connecting to the database was an expensive operation, which is highly unscalable.Database connection operations are expensive and difficult to scale (large concurrency support).Feel the last database login operation is an instant thing, how expensive is it?Simply put, the listener receives a remote connection request and forwards it to the server process;For each session database, a server
Tags: knowledge nbsp Building Table steps Drawing input Data database operation complete table structureAccess SummaryAccess tables are the necessary steps for database operation and data entry, and the first thing to do is to use a table to store the data is to create a table. To create a table, you must first understand the data type of access, table structure field properties, and so on.When you create a table, you also enter data into it, and the input to the data must satisfy the previously
Label:Original: Database management--security management--Identifying logins for SQL Server hollow or weak passwordsOriginal translation from:Http://www.mssqltips.com/sqlservertip/2775/identify-blank-and-weak-passwords-for-sql-server-logins/?utm_source =dailynewsletterutm_medium=emailutm_content=headlineutm_campaign=2012925Microsoft has always recommended the use of complex strong passwords. A weak password
1. Comparison: Installation and uninstallation of software on Windows and LinuxJust like under Windows, many of the software also has the same installation version as the free-to-install version, which is also different under Linux.Installation software under Windows requires Administrator privileges during installation, it adds information about itself in the registry of the system, and may add some files to certain parts of the system. Typically, such software provides a file named under the i
Tags: device count management raid details performance SCP use exampleHard disk is one of the important components of computing, hard disk for the operating system to provide persistent memory, the performance and quality of Linux hard disk devices may be related to the security of the build line and user experience, and so on. Mastering the information about hard drive management can help us deal with thes
ObjectiveNginx and Apache, the same applies to hungry modular management, but with the Apache "Hot plug" (each time you add a module, do not need to recompile, only need to reload) in a different way, Nginx each time you add a module or delete a module, you need to recompile to apply the corresponding function module.Previous (http://blog.csdn.net/xlgen157387/article/details/49908523) has said Nginx's main modules include core, event, HTTP, Mail, and
--level 5 sshd on//specify level to start serviceChkconfig--level 5 sshd off//specified level shutdown serviceor Chkconfig--level CAPI on//Set 3 and 5 level self-bootingor chkconfig CAPI on//set 2345 auto StartNTSYSV//default setting of the self-service at the current levelNTSYSV--level 35//default setting of self-service in 3 and 5 levelsTemporary services/etc/rc.d/init.d///Standalone service path/etc/xinetd.d///Temporary ServicesPS View the shell used by the current systemPS aux process
User Management and Rights managementUserLinux user account records are primarily stored in /etc/passwd, and each additional user adds a new line. Each row has a total of 7 fields, separated by a colon 650) this.width=650; "title=" \ "\ \" 1.png\\ "\" "src="%5c "alt=" \ "/>Meaning of each field :Aa:x:300:503::/home/database:/bin/bashUser name: Password:UID:GID: Comment: Home directory: User default ShellLet's take a look at the meaning of each field.U
This blog is mainly about account management and group management.Content:
Manage User Commands Summary
Useradd
With the AddUser command, execute this command to add a user to the system, which reads parameters and rules from/etc/login.defs and/etc/default/useradd, and adds records to/etc/passwd and/etc/group when the command is used.-C: Add a description.-d Specifies the home directory.-e: Account expiration date, for
1. This is a Portal framework class for student information systems. Studentframe is the top-level window frame. Through seven button controls to enter the different classes, different departments of the student information system.
Class Studentmanageframe extends JPanel {private static final long serialversionuid = 1L;
static final int WIDTH = 400;
static final int HEIGHT = 200;
JFrame Studentframe;
Public Studentmanageframe () {studentframe = new JFrame ();
Studentframe.setbackg
There is no systematic design for shared resource access precedence in platform side, and there are no interface provided BYP Latform that can is used by application to do bandwidth management optimization. Different application have Different traffic model and Different bandwidth management requirement, so we need to analyze AP Plication traffic model and give optimized bandwidth
At the beginning of this series of essays, this paper introduces an important customer classification display interface of CRM system, which includes the implementation of loading classification from the dictionary, loading classification from existing data, loading classification in the grouped list, and dynamically configuring these nodes to realize the interface configuration processing of customer classification. This paper mainly from the point of view of logic code to explain the realizati
Ego_security_pub.grant_role suggested won't work for ICC people role. You want to add the Item Catalog category user role in the ICC. So is looking for ICC people and not Item people. Ego_security_pub.grant_role_guid is the private API which are called for this. Since This is the Private API, this is not a supported by development or support. Your own risk. There is no public APIs.referencesnote:728361.1-How to Assign Items to Inventory organizations Using Ego_item_pub. Assign_item_to_org API [
MySQL Default has a root user, but this user rights are too large, generally only in the management of the database when used. If you are connecting to a MySQL database in your project, it is recommended that you create a new user with a smaller permission to connect.You can create a new user for MySQL by entering the following command in MySQL command line mode:CREATE USER username identified by ' password ';The new user is created, but at this point
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