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  CentOS 6.3 install MySQL-5.7.10

  MySQL installation is divided into three types: 1, RPM package installation; 2, binary package installation; 3, source code installation. The first way is relatively simple, directly RPM package installation is OK, or through the yum source to install, but can not customize the installation directory. The third way is more complicated. In general projects

  2022-06-01 06:44:02 Views: 255
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  The first experience of MySQL database (including MySQL database 5.7.17 manual compilation

  MySQL database first experience Ram: random access memory, power loss data memory Rom: read-only access memory, will not lose data stored in data management, data addition, deletion, modification, data migration, ensuring data privacy 1. The basic concept of database II. Development of databases 3

  2022-06-01 06:44:02 Views: 277
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  Table size in statistical database

  Use testdbgoif object_id ('tempdb.dbo.#tablespaceinfo','U') is not nulldrop table # tablespaceinfocrea

  2022-06-01 06:44:01 Views: 275
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  Check steps for problems with dataguard

  In general, when there is a problem with dataguard, you will see the relevant error message in the alert log, or execute the SQL statement command select error from v$ archive_dest to query the error report. If an error occurs, check the steps

  2022-06-01 06:44:01 Views: 290
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  Optimization of MySQL (transfer)

  Optimization of MySQL [@ more@] Optimization of Mysql 2001-02-06 5:55 publisher. NETbull (this article is about Monty in OReilly open source Convention 2000

  2022-06-01 06:44:01 Views: 281
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  The solution of forgetting Administrator password in mysql under Linux

  What do you do when your mysql administrator password is forgotten? Let's take a look at the following: when the mysql service is enabled, use the-- skip-grant-tables parameter to skip permission check to start mysql [root@potato Deskto]

  2022-06-01 06:43:57 Views: 296
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  Share online, the carnival is wonderful to watch first, come to pick your most interesting topic!

  The annual data Technology Carnival is about to begin, unable to come to the scene due to geographical restrictions? I am skeptical about the quality of the conference. I wonder if it is worth the whole day. Or have not participated in the technology sharing for too long, can not enter the state of learning for a while? This carnival, we are not only in

  2022-06-01 06:43:57 Views: 252
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  History of MySQL

  We started out with the intention of using the mSQL database system to connect to our tables using o

  2022-06-01 06:43:57 Views: 262
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  MySQL 5.5 INSERT... ON DUPLICATE KEY UPDATE statement description

  Execute INSERT... ON DUPLICATE KEY UPDATE statement, if the value inserted by the INSERT statement duplicates an existing UNIQUE index or primary key, MySQL updates the existing row. The test has no primary key and UNIQU

  2022-06-01 06:43:56 Views: 277
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  Analysis of deadlock caused by innodb next-key lock

  I saw this example on the Internet, and it took me a long time to figure out the specific process of the lock. The database's transaction isolation level is RR. Build test table: CREATE TABLE `LockTest` (`LockTest`) varchar (20) N

  2022-06-01 06:43:56 Views: 292
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  Switching operation of DG

  1. Check the status of the master database before switching to query whether the standby database has synchronized SELECT DB_UNIQUE_NAME, PROTECTION_MODE, SYNCHRONIZATION_STATUS, SYNCHRONIZE.

  2022-06-01 06:43:56 Views: 228
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  After installing Oracle 11G R 2, the following error was reported during sqlplus / as sysdba

  Sqlplus: error while loading shared libraries: / u01/app/oracle/product/11.2.0/dbhome_1/lib/libclntsh

  2022-06-01 06:43:56 Views: 229
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  PostgreSQL Source Code interpretation (221)-Locks (PROCLOCK Struct)

  This section introduces the PROCLOCK structure in PostgreSQL Locks and is translated from the README file. 1. PROCLOCK Struct/* * We may have several different

  2022-06-01 06:43:55 Views: 242
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  Log in to Facebook and Twitter

  F acebook and Twitter are getting bigger and bigger in the social networking world, with both networks providing oAuth support. We have developed a login system using Twitter and Facebook. Nowadays, web users are not interested in filling out large registration forms. This

  2022-06-01 06:43:51 Views: 259
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  Can Microsoft Cosmos DB beat AWS Cloud Database?

  When it comes to Microsoft and database, many people may first think of SQL Server, but the protagonist we are talking about today is not it, but Cosmos DB. In China, there may not be many people who know Cosmos DB, and Microsoft China hardly advertises it, but it is in China.

  2022-06-01 06:43:51 Views: 256
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  New feature of Oracle12c: limit the amount of memory used by PGA

  As we all know, before 12c, the management of PGA memory is controlled by the PGA_AGGREGATE_TARGET parameter, but this parameter is only a reference value. Oracle instances just try to ensure that the total PGA usage is within this range when the session

  2022-06-01 06:43:50 Views: 256
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  CRS-0019 CRS-0014 LFI-00142

  Mos has two related bug articles, but they are not completely consistent, the log can not, round robin, the phenomenon is consistent, and it is not a problem that particularly affects the stability of the system, so the following solutions can be used: GI ocssd.log rotation fails with

  2022-06-01 06:43:50 Views: 282
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  Mysql database audit

  Mysql Database Audit brief introduction Database Audit (DBAudit) can record the database activities on the network in real time, manage the compliance of fine-grained audit on the database operation, warn the risk behavior suffered by the database, and block the attack behavior. It through the number of user visits

  2022-06-01 06:43:50 Views: 242
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  List type and operation of Redis

  Lpush: add a string element to the header of the list corresponding to key. 127.0.0.1 lpush mylist 6379 > lpush mylist world (integer) 1127.0.1 purl 6379

  2022-06-01 06:43:49 Views: 251
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  Detailed explanation of the installation process of mysql and mariadb

  Download mysql and mariadb to find your own version: https://dev.mysql.com/downloads/mysql/ has been compiled with cmake since 5.5.5.If it is not available in the system, install the next source code.

  2022-06-01 06:43:49 Views: 283