pacemaker documentation

1. IBM DB2 official documentation, Release Notes, Admin, Developer ' s GUID, etc., multi-lingualHttp://www-306.ibm.com/software/data/db2/udb/support/manualsNLVv8.html#cn_main2. This should also be from the official IBM website, but here to see, do not go to search again, EnglishDocument Libraryhttps://aurora.vcu.edu/db2help/db2c0/frame3.htm#db2c009Suggest friends, look at the Chinese document although happy dripping, quickly understand the technical p

Reference Link: https://dev.mysql.com/doc/refman/5.6/en/optimize-overview.htmlArticle Summary:Overview:The basic optimization starts from the software level rule, because the software affects the hardware, the high-level optimization starts from the internal mechanism such as CPU and IO. Ordinary users to retrofit software and hardware configuration to improve performance, advanced users to improve the performance of MySQL software.Basic design is most important for database performance. such as

://www.baidu.com as an example.2) Click the "Start Recording" button (the section marked in the red circle in the figure) to start recording.3) After you start recording, you can work directly in the Badboy embedded browser (on the right side of the main interface) and all operations are recorded in the edit window on the left side of the main interface (the section labeled in the picture).5) When the recording is complete, click the Stop Recording button in the toolbar (the part marked in the r

Environment Introduction:Vmware12+redhat linux7.5 x86_64+oracle 18CSystem InstallationCreate a virtual hostSystem partitionSelect a desktop environmentPerform the installation processDescription1, the system installation, grid installation directory space requirements greater than 100G (before the installation of 12c requirements)2, after the installation of a database server, directly with the full cloning of the way to replicate to another database server.Database installation mediaLinux. X64_

directoryChown-r mysql/application/mysql/ Change the directory owner/application/mysql/bin/mysql_install_db--basedir=/application/mysql--datadir=/application/mysql/data/--user= MySQL initialize database file/application/mysql/bin/mysqld_safe start MySQLEcho ' Exportpath=/application/mysql/bin: $PATH ' >>/etc/profileSource/etc/profile Configuring environment variablesCp/home/tool/mysql-5.1.70/support-files/mysql.server/etc/init.d/mysqld Copy boot filechmod 755/etc/init.d/mysqld giving execute p

Binary package:https://www.mongodb.org/dl/linuxTar XF mongodb-linux-x86_64-3.0.5.tgz-c/usr/local/Mv/usr/local/mongodb-linux-x86_64-3.0.5/usr/local/mongodbMkdir/usr/local/mongodb/dataTouch/usr/local/mongodb/logsGroupadd MongoDBUseradd-g MongoDB mongodb-s/sbin/nologin-mChown-r Mongodb:mongodb/usr/local/mongodbLl/usr/local/mongodb/binVim/etc/profileMongod--dbpath=/usr/local/mongodb/data--fork--logpath=/usr/local/mongodb/logs[Email protected] soft]# MONGOMongoDB Shell version:3.0.5Connecting To:test

": "MongoDB"}{"_id": 104, "name": "Liang", "title": "MongoDB"}Save () methodThe Save () method replaces an existing document with an incoming document. The syntax format is as follows:Db.collection.save ({Writeconcern: })Db.mycol3.insert ({"_id": +, "name": "Liang", "title": "MongoDB"})Db.mycol3.save ({"_id": +, "name": "Liang2", "title": "MongoDB2"})Db.mycol3.find (){"_id": +, "name": "Liang2", "title": "MongoDB2"}more examplesUpdate only the first record:Db.col.update ({"Count": {$gt: 1}}, {$s

/mysql5.6/dataSkip-external-lockingKey_buffer_size = 32MMax_allowed_packet = 50MTable_open_cache = 1024Sort_buffer_size = 4MNet_buffer_length = 8KRead_buffer_size = 4MRead_rnd_buffer_size = 512KMyisam_sort_buffer_size = 64MThread_cache_size = 128#query_cache_size = 128MTmp_table_size = 64Mmax_join_size=3g#skip-networkingSkip-name-resolveMax_connections = 500max_connect_errors = 1000Open_files_limit = 65535#log-bin=mysql-bin#binlog_format =rowServer-id = 1#expire_logs_days = 1#default_storage_eng

12.2.0.1.0-production Start Date 24- MAY-2018 00:36:52 Uptime 0 days 0 hr. The min. SEC Trace level off Security on:local OS authentication SNMP OFF Listener Parameter file/home/app/oracle/product/12.2.0.1/db_1/network/admin/listener.ora Listener Log File/home/app/oracle/diag/tnslsnr/hcdb/listener/alert/log.xml Listening Endpoints Summary ... (description= (address= (protocol=tcp) (HOST=HCDB) (port=1521)) (description= (address= (PROTOCOL=IPC) (KEY= EXTPROC1521))) Services Summary ..

Tags:. exe info base class MIL configuration share Run databaseOracle 10G Installation Guide 1, unzip the file 10201_database_win32.zip, and double-click the Setup.exe directory, the installation interface appears as follows: 2, Enter the password and confirm the password, such as:password, click Next, the following progress bar appears, Note: This password is the administrator password. 3, check the prerequisites, select the Red box as shown in the selection box, such as: 4, click "

...Copying oraenv To/usr/local/bin ...Copying coraenv To/usr/local/bin ...Creating/etc/oratab file ...Entries'll be added to The/etc/oratab file as needed byDatabase Configuration Assistant When a database is createdFinished running generic part of root.sh script.Now product-specific root actions would be performed.[Email protected] ~]#The database is in a startup state after installation endsIn the command behavior Scott user unlocks:Sql>conn/as SYSDBA Switch to system administratorSql>alter u

Service (monitoring service) for restart operation8. Configure the TestStart with attachment, command prompt, enter command: tnsping instance name, for example: this example-tnsping dg4msql9. Create DblinkTo create a dblink condition:1. Look at having dblink processing authority;Log in to the SYS user to view2. Give creation permission, under normal circumstances give droppublic DATABASE link, create publicdatabase link can be;Grant DROP public databaselink,create publicly DATABASE LINK to Scot

, change Login:Tested successfully,As with Oarcle, right-click Compatibility opens without repeating:Select the installation path, Next:The general meaning of the error is: The installation path can not have spaces and special characters, modified:Next, no error:All users, Next:Click Next and the installation is complete.Test log on to Oracle with PL/sql:Error (blank window): This is generally due to insufficient permissions to close the open window of PL/SQL. Right-click PL/SQL Desktop shortcut

)))method Two: Find the monitor template by reference documentFind the reference, as shown below:LISTENER =(description=(address_list=(Address= (PROTOCOL=TCP) (Host=sale-server) (port=1521))(Address= (PROTOCOL=IPC) (Key=extproc))))sid_list_LISTENER=(sid_list=(sid_desc=(global_dbname=sales.us.acme.com)(oracle_home=/oracle10g)(Sid_name=sales))(sid_desc=(Sid_name=plsextproc)(oracle_home=/oracle10g)(Program=extproc)))Statement ************************************************************** *********O

1 Opening VirtualBox2 to locate the imported virtual machine3 Right-click Virtual machine Startup4 Waiting to load5 when loading, open Xshell67 fill in the contents of the boxName: Take It YourselfHost: 127.0.0.1 Fixed contentPort number: 1234 Fixed content8910 Select Accept and save (no eject, no tube)11 Enter User nameUser name: XXX fixed contentTick Remember user name12 Enter passwordPassword: xxxxxx fixed contenttick the remember password13 Click OK14 Connection SucceededPrecautionsShown as

: Syntax: create [temporary] table [IF not EXISTS] Tbl_ Name (create_definition,...) [Table_options] [Partition_options] Or: CREATE [temporary] TABLE [IF not EXISTS] tbl_name [(create_definition,...)] [Table_options] [Partition_options] select_statement Or: CREATE [temporary] TABLE [IF not EXISTS] tbl_name {like Old_tbl_name | (like Old_tbl_name)} ...... One more example, like to see how to write the user grant syntax. Mysql>? Grant Name: ' Grant ' Descriptio

output object to another command as its input.As a result, PowerShell provides a familiar interface for users who have used other shell handlers and introduces new powerful command-line examples. It allows you to send objects instead of text, extending the concept of sending data between commands. easily convert to scriptsWith PowerShell, you can easily convert to create and run scripts from interactively typing commands.you can type commands at the PowerShell command prompt to discover the com

the root directory (/). Relative path: The name of the file in relation to the current path. For example./home/oldboy/exam.py or. /.. /home/oldboy/exam.py, simply speaking, as long as the beginning is not/, is the relative path So you have to understand that the relative path is represented by the relative path to your current path.For example, you are now in the/home directory, such as to enter the/var/log path, how to write it? Cd/var/log (absolute path) Cd.. /var/log (r

/mysql/my.cnf and enter the following configuration#错误日志目录Log-error =/data/mysql/3306/mysql_error.log#二进制日志目录Log-bin =/data/mysql/3306/binlog/binlog#InnoDB Cache data Size (index, lock, insert buffer, data dictionary, etc.)#推荐设置为物理内存的25%-50%Innodb_buffer_pool_size = 1G#InnoDB共享表空间初始化大小Innodb_data_file_path = Ibdata1:1g:autoextend#每次事务提交或事务外的指令都需要将日志写入硬盘, set to 1 more secureInnodb_flush_log_at_trx_commit = 1#InnoDB日志缓存Innodb_log_buffer_size = 64MHelpful when #InnoDB a lot of write operationsInno

modify the following variable contents:) basedir=/usr/local/mysql Datadir=/home/mysql/data(5) initializing MySQL database/usr/local/mysql/scripts/mysql_install_db--defaults-file=/etc/my.cnf \ (configuration file path) --basedir=/usr/local/mysql \ (MySQL main program installation path) --datadir=/home/mysql/data \ (data store path) --user=mysql4. start MySQLService mysqld start or/etc/ini.d/mysqld start5. set MySQL access rights(1) to set a password for the root user/usr/local/mysql/bin/