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  Mysql master master replication configuration

  In the master-master replication structure, any change in the data inventory on either of the two servers will be synchronized to the other server, so that the two servers are master and slave to each other and can provide services to the outside world. It should be noted when configuring: the primary key is repeated and the server-id cannot be repeated. 1. New

  2022-06-01 07:35:30 Views: 228
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  How much do you know about mysqldump and innobackupex backup process (2)

  Walker Technology Luo Xiaobo 1.2.3. Use the role of the WITH CONSISTENT SNAPSHOT clause when the START TRANSACTION statement uses the WITH CONSISTENT SNAPSHOT clause, it starts for the transaction

  2022-06-01 07:35:29 Views: 285
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  Steps to install mysql_zip files under windows

  1. Extract mysql zip package 2, configure environment variable 3, modify configuration file my_default.ini and add the following: [mysqld] basedir=D:\ MySQL\ MySQL Server 5.6 (where mysql is located

  2022-06-01 07:35:29 Views: 208
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  ORA-00119 error

  When you restart Oracle11g after inadvertently changing the linux hostname, ORA-00119: invalid specification for system parameter LOCAL_LISTE appears

  2022-06-01 07:35:29 Views: 226
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  Do you often get stuttered or dropped when connecting to WiFi? Adjust these settings to help you solve them easily.

  Now closely related to the mobile phone must be the mobile phone network, after all, the mobile phone without the network is a brick, can not surf the Internet, can not make phone calls. Then WiFi is a common way to connect to the Internet. Do you often get stuttered or disconnected when you use WiFi on your mobile phone? In fact, only

  2022-06-01 07:35:23 Views: 218
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  Development scheme of blockchain digital wallet system to build multi-currency wallets in Sinochem

  The development scheme of blockchain digital wallet system, de-Sinochem multi-currency wallet building blockchain can be simply understood as the technology of collectively maintaining a secure and reliable account book through decentralization, and blockchain technology solves the problem of trust through cryptography. any two parties that reach an agreement can trade directly without a third-party intermediary.

  2022-06-01 07:35:22 Views: 282
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  PostgreSQL Source Code interpretation (9)-insert data # 8 (ExecutorRun and standard...

  This paper briefly introduces the source code of PG inserting data, including the implementation logic of ExecutorRun function and standard_ExecutorRun function, both of which are located in execMain.c file. What is worth mentioning is: 1. Interpretation

  2022-06-01 07:35:22 Views: 280
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  Mysqlbinlog tool reports an error

  , [xxx@dbhost log] $mysqlbinlog mysql-bin.000004mysqlbinlog: unknown variable 'default-character-set=

  2022-06-01 07:35:21 Views: 286
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  Mac system cleanup tool Cocktail 13 for Mac v13.2.3

  Cockt AIl is a powerful and full-featured macOS utility designed to provide you with all the tools and features you need to repair, clean up, and optimize Mac. CocktAIl is a general-purpose tool for macOS that allows you to clean, repair, and optimize Mac. It's a function.

  2022-06-01 07:35:18 Views: 226
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  Xtrabackup learning

  Xtrabackup install https://www.percona.com/downloads/XtraBackup/LATEST/ download the corresponding version package wget ftp://rpmfind.net/linux/

  2022-06-01 07:35:14 Views: 201
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  Build the DG machine configuration of 11gR2 rac+dg step by step (7)

  DG machine configuration this document structure: this step of the DG machine configuration is equivalent to installing a single instance of DB+ASM, here I directly copied the contents of the previous document, and do not do too much explanation before the installation of the configuration work to check the hardware before the formal installation, please check your

  2022-06-01 07:35:14 Views: 272
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  Simulate millions of PV architecture

  The design of this case is realized by four-tier model, which is mainly divided into front-end reverse proxy layer, web layer, database cache layer and database layer. The front-end reverse agent layer adopts the master-standby mode, the web layer adopts the cluster mode, the database cache layer adopts the master-standby mode, and the database layer adopts the master-slave mode. The topology diagram is as follows.

  2022-06-01 07:35:10 Views: 280
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  [Oracle] simple parameters are also emphasized, and JOB_QUEUE_PROCESS parameters are investigated.

  Research background because the call failed when testing a task combined with procedure+dbms_job (it seems that the task didn't run). After querying the database parameters, it is found that the value of JOB_QUEUE_PROCESS is 0. The main sources of this survey are O

  2022-06-01 07:35:06 Views: 294
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  MongoDB initializes data synchronization

  MongoDB initializes data synchronization: after a member in the replica set starts, it checks its status to determine if synchronization can be performed from a member. If not, try to copy the data completely from other members. This process is to initialize the synchronization (initial)

  2022-06-01 07:35:06 Views: 216
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  Considerations for OGG upgrad

  The reason for upgrading the OGG version is that Cloud Control (12c OEM) only supports versions above 11.2.1.0.10 when monitoring OGG, while 11.2.1.0.1 we are currently using is not supported. Cloud Control none

  2022-06-01 07:35:03 Views: 219
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  Database Weekly 18 │ April database ranking; PG is the best database; new features of TiDB 4.0

  Original link: https://www.modb.pro/db/23463 Abstract: Mo Tianlun Database Weekly issue 18, once a week to push this week's database-related hot information, selected articles, practical information documents. Hot information 1. Database popularity in April 2020

  2022-06-01 07:35:03 Views: 281
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  What is the reason for the slow opening of the website?

  Slow opening of the website is mainly considered from the aspects of network, hardware, program, system and so on. First of all, make sure that the server has sufficient bandwidth, and insufficient bandwidth will seriously affect the opening speed of the website. If it is not convenient to increase bandwidth, you can use CDN to reduce the bandwidth consumption of the server. If the server CPU, IO and memory load one

  2022-06-01 07:35:01 Views: 285
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  Oracle 11.2.0.1 for windows server2012R2 apply patch p12429529_112010_MSWIN-x86-64

  Oracle 11.2.0.1 for windows server2012R2 applies the p12429529_112010_MSWIN-x86-64 patch set, which is also the area of oracle database security hardening. Because every time or

  2022-06-01 07:35:01 Views: 295
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  Dataguard build-rac to stand-alone

  DG compatibility list: Data Guard Support for Heterogeneous Primary and Physical Standbys in Same Data Guard Configu

  2022-06-01 07:35:01 Views: 205
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  Automatic allocation of tablespaces using recoverable space allocation technology

  Oracle recoverable space allocation technology allows us to deal with problems by creating an after suspend on database trigger that runs automatically when a session is suspended, such as reporting pending events via email, checking and automatically fixing pending failures, such as

  2022-06-01 07:35:00 Views: 302