vectra corporation

Oracle Emanager Database databases 1. Start OEM Dbconsole [Oracle@rac1 10.2.0]$ emctl start Dbconsole Oracle Enterprise Manager 10g Database Control Release 10.2.0.1.0 Copyright (c) 1996, Oracle Corporation. All rights reserved. Http://10.85.10.80:1158/em/console/aboutApplication Starting Oracle Enterprise Manager 10g Database Control ... ORACLEDBCONSOLEDBA Clothing Service is starting ... The ORACLEDBCONSOLEDBA service has started successfull

successful.SHOW STATUS LIKE ‘wsrep_cluster_size‘;Description: The parameter Wsrep_cluster_size value represents the current node online number of Galera cluster3. Add nodes to the Galera cluster, and execute the following command on NODE-12 and node-13 to start the database service[[emailprotected] mysql]# service mysql startStarting MySQL.Logging to ‘/var/lib/mysql/node-13.err‘........ SUCCESS![[emailprotected] yum.repos.d]# service mysql startStarting MySQL.Logging to ‘/var/lib/mysql/node-14.

Change the MySQL database root password 1. The first entry into the database is not a password, as follows:[[emailprotected] ~]# /usr/local/mysql/bin/mysql -uroot //使用绝对路径进入mysqlWelcome to the MySQL monitor. Note: Exit directly input quit or exit, above we use absolute path into MySQL, this is inconvenient, because/usr/local/mysql/bin is not in the path of this environment variable, so can not directly use the MySQL command, Then we need to add it to the environment variable path in the followi

1.oracle InstallationRefer to http://wenku.baidu.com/view/d01ffd43336c1eb91a375d68.html, no longer repeat here2. Command line sqlplus Connect Oracle(1) Check the monitoring statusc:\>lsnrctl StatusLsnrctl for 32-bit windows:version 9.2.0.1.0-production on 2 August-June-2005 11:01:01Copyright (c) 1991, 2002, Oracle Corporation. All rights reserved.Connecting to (Description= (address= (protocol=tcp) (Host=oyez) (port=1521))tns-12541:tns: No listener tn

Just the following steps[Email protected] ~]$ Emctl setpasswd dbconsoleOracle Enterprise Manager 11g Database Control Release 11.2.0.1.0Copyright (c) 1996, Oracle Corporation. All rights reserved.Https://DB-MASTER-1:1158/em/console/aboutApplicationPlease enter new repository password:Repository password successfully updated.[Email protected] ~]$ Emctl secure Dbconsole-sysman_pwd OracleOracle Enterprise Manager 11g Database Control Release 11.2.0.1.0Co

Label:1. Download http://cdn.mysql.com//downloads/mysql-5.7/mysql-5.7.11-winx64.zip 2. Unzip the ZIP package; D:\Program files\mysql-5.7. -winx64 3. Configure environment variables, 3.1 Add path Path, D:\Program files\mysql-5.7. -winx64\bin 3.2. Modify the Mysql-default.ini configuration file, Original Set Set as required. = ..... = ..... = ..... = ..... Switch Set Set as required. = D:\Program files\mysql-5.7. One-winx64 = D:\Program files\mysql-5.7. one-winx64\data 3306 = ..... 4

/db_1/(4) Oracle User TestingSu-oracle$/u01/app/oracle/product/11.2.0/db_1/opatch/opatch versionOpatch version:11.2.0.3.11Opatch succeeded.3. Test compatibility, not previously played, this step can also be ignored. Su-oracle$ORACLE _home/opatch/opatch Prereq Checkconflictagainstohwithdetail-phbasedir/u01/software/21352635-oh $ORACLE _ HOME----------------------------------------------------Oracle Interim Patch Installer version 11.2.0.3.11Copyright (c), Oracle

Main topic:Querying the distance between a node and the root nodeProblem Solving Ideas:Weighted and check set problem. The previous topic was "to see if two or more nodes are under the same set", and now the topic is "Query a node toThe distance between the root nodes. Previously only need to use the father[x] this array, used to indicate who the Father node of X is. DIST[X] Array is now introduced to recordThe distance from the X node to the root node1) in and check the concentration, the root

interfaceprivate HttpServletRequest request;Implementing methods in an interfacepublic void Setservletrequest (HttpServletRequest request) {This.request = Request;}Then in the Execute () method, you can use thePublic String execute () {Request.setattribute ("username", "Zhangsan");Request.getsession (). Getservletcontext (). Getapplication (); Get application}The method must be implemented, and the method is automatically invokedThis method, when invoked, passes the created Request object to yo

of the UHCI host controllers are connected to the PCI bus. So, very helpless, write the UHCI driver will have to understand a bit of PCI device driver. Take a look at the LSPCI command first, Localhost:/usr/src/linux-2.6.22.1/drivers/usb/host # Lspci | grep USB 00:1d.0 USB Controller:intel Corporation Enterprise southbridge UHCI USB #1 (rev 09) 00:1d.1 USB Controller:intel Corporation Enterprise southb

Today encountered this error, the solution is not clear after the principle of the Internet after the inquiry to understand some, reproduced online articles as records, but also for your reference.The main is Sqlnet.ora file and Remote_login_passwordfile parameter influence.One of the things that I have always remembered is that sqlnet.authentication_services= (NTS) is one of the prerequisites for using OS authentication.Today a chance to know that the conclusion is not completely accurate.In th

#REQUIREDType CDATA #REQUIREDLength CDATA #REQUIREDWhether the fixed length (is | no) #REQUIREDData meta content CDATA #REQUIRED>A data group consists of data items that, depending on the transaction's specific, have different transaction requests that contain different sets of data, and the responses to different transactions include different data sets. Each data item defines the name, type, length, fixed length, and actual content of the data item.A practical example of interactionHere we lo

... [INFO] [INFO]------------------------------------------------------------------------[INFO] Building Maven Stub Project ( No POM) 1 [INFO]------------------------------------------------------------------------[INFO] [INFO]--- Maven-help-plugin:2.2:system (DEFAULT-CLI) @ standalone-pom---[INFO] ============================================= ================================== ========================= Platform Properties

-log mysql Community server (GPL)Copyright (c) 2000,Oracle and/or its affiliates. All rights reserved.Oracle is aRegistered trademark of Oracle Corporation and/or its affiliates. Other names trademarks of their respective owners.Type ' help; ' or ' \h 'For help. Type ' \c ' to clear the current input statement.mysql> show databases;+--------------------+| Database |+--------------------+| Information_schema|| 3306db || MySQL || Performance_schema|| Te

words, double words, and four words, the natural boundary isEven address, Which can be divided by four, and can be divided by eight .) In any case, to improve program performance,Data structure (especially stack)Align as much as possible on the natural boundary. The reason is that the processor needsTwiceMemory Access; however, alignment memory access only needsOnceAccess. You can use # pragma pack () to change the default alignment of the compiler: #pragma pack(n) //n=1,2,4,8,16… Enum enum Co

'.2017-04-25T07:45:39.246117Z mysqld_safe Starting mysqld daemon with databases from /var/lib/mysqlmysql -uroot -pEnter password:Welcome to the MySQL monitor. Commands end with ; or \g.Your MySQL connection id is 3Server version: 5.7.18 MySQL Community Server (GPL)Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved.Oracle is a registered trademark of Oracle Corporation and/or itsaffiliates. Other names may be trademarks of thei

Five minutes to learn about the use of union all in MySQL5.7, mysql5.7union Performance of union all in MySQL5.6 Part1: MySQL5.6.25 [root@HE1 ~]# MySQL -uroot -pEnter password: Welcome to the MySQL monitor. Commands end with ; or \g.Your MySQL connection id is 2Server version: 5.6.25-log MySQL Community Server (GPL)Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved.Oracle is a registered trademark of Oracle Corporation and/or

Corporative NetworkA very BIG Corporation is developing its corporative network. In the beginning each of the N enterprisesof the corporation, numerated from 1 to N, organized its own computing and telecommunication center.Soon, for Amelioration of the services, the corporation started to collect some enterprises in clusters,Each of the them served by a single co

Lspci | grep-ivga can display the graphics card information on the machine, such as [root @ localhostconf] # lspci | grep-ivga01: 00.0 VGAcompatiblecontroller: nvidiaconfigurationdevice1081 (reva1). 0 VGAco Lspci | grep-I vga This will display the graphics card information on the machine, such [Root @ localhost conf] # lspci | grep-I vga. 0 VGA compatible controller: nVidia Corporation Device 1081 (rev a1). 0 VGA compatible controller: nVidia

Bumblebeeonubuntu13.04 no graphic device solution [same for dual graphics cards]: [ERROR] CannotaccesssecondaryGPU-error: [XORG] (EE) Nodevicesdetected. [ERROR] Abortingbecausefallbacksta bumblebee on ubuntu13.04 no solution for graphics devices detected [same for dual graphics cards] situation: [ERROR] Cannot access secondary GPU-error: [XORG] (EE) no devices detected. [ERROR] Aborting because fallback start is disabled. nvidia driver case: root @ crper-Aspire-5755G :~ # Lspci | grep VGA. 0 VGA