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  Oracle RAC implementation details-Database installation 05

  Oracle RAC implementation details-database installation 05 1: create disk group 2: install Oracle software 3: install database software 1: create disk group ASM create disk group [grid@rac01 ~] $asmca II: install

  2022-06-01 07:46:07 Views: 300
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  XML first contact

  With xmlnamespaces (default 'http://schemas.microsoft.com/sqlserver/2008/sqlaudit_data')SELECT top 5)

  2022-06-01 07:46:07 Views: 285
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  Register and open the database after the ASM file is removed

  This experiment is about how to register to database after copying the ASM file to the operating system file system using the cp command. The database environment is linux5.7+oracle11.2.0.4RMAN > catalog datafilecopy.

  2022-06-01 07:46:06 Views: 259
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  Row transfer of DB2 row and column transposition

  Construct table and data CREATE TABLE Sales (Year INTEGER,Quarter INTEGER,Results INTEGER); insert into sales values (2005)

  2022-06-01 07:46:06 Views: 206
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  Four: operation and maintenance in GTID (notes)

  Welcome to follow my "in-depth understanding of the principle of MySQL 32", as follows: if the picture can not be displayed, please see the following link: https://www.jianshu.com/p/d636215d767f 1, ONGOING_ANONYM

  2022-06-01 07:46:06 Views: 221
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  12C restore backups created with older versions of RMAN

  Backups created with the older version of RMAN can be restored, with the oldest version being 9.2.0.8. There must be a supported upgrade path between the database version that created the backup and the database version that restored the backup. For example, the version of the source database is 11gr2 and the spfile parameter is configured

  2022-06-01 07:46:05 Views: 237
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  "Rapid development" is the key to choose a software development platform.

  First, the traditional code-level development cost of the rapid development platform is getting higher and higher, the function upgrade of the software can not keep up with the changes of the market, and the customer satisfaction is getting lower and lower. There are many reasons for this, the most important is the sharp rise in labor costs and the increasing requirements of enterprises for software, general-purpose software products can no longer meet the needs of enterprises.

  2022-06-01 07:46:05 Views: 214
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  Data Mining and Analysis (Internet Industry)

  An overview of Internet data mining typical requirements of Internet data mining typical channels of Internet data collection Internet data storage feature data mining techniques and tools examples of working patterns of data analysis: application of data mining in the Internet industry Internet-related data mining typical application scenarios data flow mining analysis

  2022-06-01 07:46:05 Views: 223
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  Mysql8 installation record

  Running environment: centos6.6+mysql8.0.121. Download the official binary installation package: # wget https://cdn.mysql.com//Downloads/MySQL-8.0/mysql-8.

  2022-06-01 07:46:05 Views: 285
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  Oracle controls oracle RAC to perform parallel operations.

  One of the advantages of RAC is that parallel computing can be carried out across nodes, so how to control parallel computing? This is what this article is going to discuss. 10 g: to reasonably set cross-node parallelism, you need to set some parameters: instance_groups: this parameter is mainly used to set the

  2022-06-01 07:46:04 Views: 242
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  CSRF and XSS

  The reproduction process of Wordpress (low version) and XSSer first builds the management user interface of wordpress on wordpress on the virtual machine. You can see that admin is the only user to add users, and use burp to grab the package using the c that comes with burp

  2022-06-01 07:46:00 Views: 224
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  This pot, we operation and maintenance, do not carry! Developers and operators should take a look at it-- Technical Life Series No. 43

  No one wants to see the failure of the online production system. However, when there is a failure, resulting in business impact, involving ex post liability, it is easy to pass the buck and talk to each other between the operation and development and the operation and maintenance teams. after all, no one wants to bear the responsibility for the failure! Solve this.

  2022-06-01 07:45:56 Views: 242
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  Parameters and script flow improvement of shell

  Today, I made up my mind that we must use the platform to do the work of affairs. The time is short and the task is tight. The previous operation and maintenance development has paved a surface, and each side has done some related things, so there has been progress in the work as a whole, but in the end, there is no dedicated function. So I wonder what's going on. I can.

  2022-06-01 07:45:53 Views: 256
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  Construction of mongodb fragmentation Cluster

  Environment introduction: 10.9.21.178 10.9.21.179 10.9.21.114 MongoDB sharding introduction to three roles: 1. Data fragmentation (Shards) is used to preserve data to ensure high availability and high availability of data.

  2022-06-01 07:45:47 Views: 285
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  RDB data persistence (theory)

  Persistence principle: RDB is the snapshot snapshot < binary > storage, which is the default persistence method. RDB will periodically save the data to disk according to a certain strategy. (the next cycle will be an incoming failure and data will be lost) copy on w with the help of the fork command

  2022-06-01 07:45:47 Views: 260
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  Oracle installation-Environment preparation

  First, official document BOOK → Database Installation Guide for Linux → 2 Oracle Database Preinstallation Tasks II, complete Linu

  2022-06-01 07:45:44 Views: 293
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  12.2 Extended Disk Groups

  An Oracle ASM extended disk group has all the features of a flex disk group, with a specific design

  2022-06-01 07:45:44 Views: 281
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  Stored procedure definition syntax

  CREATE PROCEDURE `addTicket` (in vipsql VARCHAR), in ordersql VARCHAR (255), in detailkey varchar (25)

  2022-06-01 07:45:44 Views: 224
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  The principle of MVCC implementation of PostgreSQL, Oracle/MySQL and SQL Server

  Transfer: the principle of MVCC implementation of http://www.bkjia.com/oracle/1068936.htmlPostgreSQL, Oracle/MySQL and SQL Server. Relational database management system uses M.

  2022-06-01 07:45:43 Views: 281
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  The 23rd International Machine tool Exhibition

  China-Japan-South Korea Intelligent Manufacturing Technology and equipment Conference focuses on China-Japan-South Korea Intelligent Manufacturing Exchange should not be missed efficient global procurement machine "Hui" 11 pavilions 120000 square meters exhibition area 2500 exhibitors 3000 + sets of intelligent equipment 1800 + technological innovation 180

  2022-06-01 07:45:43 Views: 227