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  How OGG works

  1. OGG is a log-based structured data replication software OGG, which can capture, transform and deliver a large number of transaction data in real time, synchronize the data between the source database and the target database, and maintain the least data delay of 10ms. Working principle three.

  2022-06-01 07:10:32 Views: 267
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  Clone ORACLE_HOME

  This post is created only to see if the account can successfully post # Prepare oraInst.loc for inventoryvi / etc/oraInst.loc # put the below line in an

  2022-06-01 07:10:32 Views: 288
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  Systemstate Dump Analysis of Classical cases (part I)

  In the preface, we invite Lao K, another Oracle expert from Zhongyi Technology, to share with you the classic cases of systemstate dump analysis. After that, we will have more technical experts to bring more sincerity to share. Lao K as a database project that has struggled in the data center for a long time.

  2022-06-01 07:10:27 Views: 250
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  Zabbix3.0.0 upgrade zabbix3.2.1 version

  Background: recently, the company's zabbix often has alarms that cannot be eliminated. It is necessary to restart before the alarm Bug can be eliminated. I later learned that this is a bug of the zabbix3.0.0 version, so consider upgrading the current version of zbbix to the latest version 3.2.1. Za

  2022-06-01 07:10:22 Views: 225
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  [Enmo College] INTERVAL partition has been upgraded, do you know?!

  [Enmo College] INTERVAL partition has been upgraded, do you know?! Features of the new INTERVAL partition: feature 1: more conveniently, the INTERVAL partition does not have to be specified when the table is created. Even if the RANGE partition table has been created, it can be changed to

  2022-06-01 07:10:22 Views: 271
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  Get the value at a specific location in the field in mysql

  For example, if you get the value of a specific location in the field in mysql, there are two pieces of data as follows: mysql > select * from tantalizationMurray + | name

  2022-06-01 07:10:21 Views: 283
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  Mysql upgrade (physical upgrade)

  Mysql upgrade is a frequent task. Sort out the upgrade steps (physical upgrade) 1, turn off mysql service 2, overwrite the lower version of the software (replace basedir) 3 with the higher version of the software, give the new high version of the software mysql permission 4, open the database 5 with the new software, and hold on.

  2022-06-01 07:10:18 Views: 203
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  MySQL:COUNT (*) profile optimizing phase is slow

  Briefly record it for later analysis. 1. A friend @ asked me why I was slow to mysql > show profiles; + in the optimizing phase.

  2022-06-01 07:10:18 Views: 302
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  Tianjin Jinyunyun audit

  1. Summary 1. Project background: the propaganda Department of Tianjin Municipal Party Committee is based on promoting the modernization of urban governance system and governance capacity, aiming at "network construction, network management, network use, network industry", starting from news, government affairs, service and other aspects, based on data. "Jinyun" platform is constructed by means of cloud computing technology.

  2022-06-01 07:10:18 Views: 273
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  Analysis of MYSQL INNODB replace into deadlock and next key lock

  Original: the full text brings a lot of self-awareness and understanding, may be wrong, because the level is limited, but on behalf of my efforts to analyze. First, the questions are raised by Master Jiang. The questions are as follows: table: mysql > show create table c\ G*

  2022-06-01 07:10:11 Views: 202
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  CleanMyMac X for mac (Mac garbage removal system Optimization tool) v4.6.9 Chinese active version

  CleanMyMac X Chinese version is a mac system garbage removal software, CleanMyMac has completed the transformation to a comprehensive cleaning, optimization and management tools. Its algorithms and functions have become smarter, but the appearance is still as simple as you expected. CleanMyMa

  2022-06-01 07:10:08 Views: 233
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  Build your own media asset document management cloud platform system at low cost

  In recent years, China's film and television production industry has developed rapidly, and the level of film and television innovation and production has been significantly improved. In 2019, there have been many popular styles of film and television works, such as "wandering the Earth", "12 hours in Changan", "the Devil Child of Nezhu" and so on. The cornerstone supporting these popular style works is a large number of shadows that have risen in recent years.

  2022-06-01 07:09:38 Views: 279
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  Shell+redis Could not connect to Redis at ip:port

  Os:rhel6.8 64 2.6.32db:redis3.2.8 cluster mode. The cluster gem version 3.3.3 uses scripts or pipe characters to process the data returned by the redis database. This error Could not connec is encountered.

  2022-06-01 07:09:36 Views: 213
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  Jmeter imports DB data and then optimizes

  After sharing and prescribing the naming convention, all testers agree that the limitation of jmeter jmx files is too rigid, which mainly reflects six aspects: first, it stipulates that a jmx file can only be entered into one interface, which will lead to a lot of jmx files second: import DB jmx files every round

  2022-06-01 07:09:36 Views: 209
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  SQL statement and database optimization

  1. Unified SQL statement writing for the following two SQL statements, the programmer thinks it is the same, and the database query optimizer thinks it is different. So it is encapsulated into a reuse method and controlled by a standard template. Select*from dualselect*From dua

  2022-06-01 07:09:35 Views: 289
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  Snapshot standby mode

  During the incremental production of a production business, the customer found that the database would switch the Snapshot standby mode. Take a learning test. First, the principle shows that in Oracle 11g, data guard is the most attractive real-time active data guard.

  2022-06-01 07:09:35 Views: 259
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  Roothas.pl line 377, line 34.

  Operating system: csyz:/etc# > oslevel-s6100-08-02-1316 Database version: 11.2.0.4 single node installation grid error: / u02/app/11.2.0/grid/crs/install

  2022-06-01 07:09:35 Views: 236
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  2011-10-20% use of TYPE

  Http://www.itpub.net/thread-1499223-7-1.html65 Building I created these types and tables: CREATE TYPE plch_food_t AS OBJECT (name VA)

  2022-06-01 07:09:35 Views: 291
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  The inside story of TiDB technology-storage

  Introduction database, operating system and compiler are called three major systems, which can be said to be the cornerstone of the whole computer software. Among them, the database is closer to the application layer, which is the support of many businesses. After decades of development, new progress has been made in this field. Many people have used the database, but few have implemented one.

  2022-06-01 07:09:29 Views: 223
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  Completely uninstall oracle11g on windows

  1. Stop all services; 2. E:\ app\ Administrator\ product\ 11.2.0\ dbhome_1\ oui\ bin, run the uninstall program that comes with oracle (according to the actual location of the bin directory) and run Oracl

  2022-06-01 07:09:26 Views: 282