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  SQL Server non-stop Mobile Mirror Database Scheme and Application scenario

  SQL Server database mirroring is a software solution for database availability. Mirroring is deployed at each database level and can only work in the full recovery model. Due to disk space problems, you need to move the mirror database to a different location. We don't want to stop the computer or destroy the mirror image.

  2022-06-01 13:06:06 Views: 280
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  Net.bridge.bridge-nf-call-ip6tables" error encountered during Oracle 11G installation

  The following error was encountered when installing Oracle 11G R2: error: "net.bridge.bridge-nf-call-ip6tables" is an unknown keyerror: "net.br

  2022-06-01 13:06:05 Views: 285
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  Rman backup and restore to different machine reported ORA-01110 ORA-01180 error

  [oracle@server1 ORACLE] $rman target / Recovery Manager: Release 10.2.0.5.0-Production on Thu Jul 3

  2022-06-01 13:06:05 Views: 231
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  Chapter 1 introduction to Oracle

  Chapter 1 introduction of Oracle 1.1 knowledge points learned: the development history of 1.Oracle; the main operational version of 2.Oracle. Oracle is one of the largest software providers in the world, alongside Mi

  2022-06-01 13:06:05 Views: 265
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  Python connection database operation MySQL

  Reference: http://www.liaoxuefeng.com/wiki/001374738125095c955c1e6d8bb493182103fac9270762a000/00139143513181

  2022-06-01 13:06:05 Views: 200
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  4. Description of replication configuration items in redis.conf

  Note: in master-slave deployment mode, you only need to configure Peplication related items for the slave instance, as described below. 1) the slaveof slave instance needs to be configured to point to the (ip, por) of master

  2022-06-01 13:06:04 Views: 266
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  Mongodb Advanced query

  The logical structure of MongoDB is a hierarchical structure. It is mainly composed of document (document), collection (collection) and database (database). The logical structure is that user-oriented users use MongoDB to develop applications.

  2022-06-01 13:06:04 Views: 237
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  Install MySQL 5.7using the RPM package on CentOS 7

  Shell > wget https://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-5.7.18-1.el7.x86_64.rpm-bundle.tarsh

  2022-06-01 13:06:04 Views: 289
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  Pl/sql developer installs the svn plug-in 64 bit

  First, install ortoisesvn http://tortoisesvn.net/downloads.html II, install svn plug-in http://www.allroundautomations.com/pl

  2022-06-01 13:06:04 Views: 223
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  What is a database transaction?

  What is a transaction? A transaction is a whole made up of one or more sql statements. If all statements are executed successfully, the modifications will all take effect. If one sql statement will sell + 1, the next will be + 1, and if the second fails, the sales volume will cancel the + 1 operation of the first sql statement.

  2022-06-01 13:06:03 Views: 205
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  How to use the keyword case when

  How is the keyword case when used? In view of this problem, this article introduces the corresponding analysis and answers in detail, hoping to help more partners who want to solve this problem to find a more simple and feasible way. The case when keyword of the database is actually similar to I

  2022-06-01 13:06:03 Views: 290
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  PL/SQL DEV utf8 garbled problem utf8 bom

  Character set information: database character set: al32utf8 local client character set: utf8plsqldev default file encoding: utf8 has no bom-set by itself, default is automatic recognition problem: export some table data to sql file through plsqldev.

  2022-06-01 13:06:03 Views: 291
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  How to install Oracle 11g server

  This article is about how to achieve Oracle 11g server installation, the editor feels very practical, so share with you to learn, I hope you can learn something after reading this article, say no more, follow the editor to have a look. Oracle 11g is pushing.

  2022-06-01 13:05:44 Views: 265
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  Can redis replace session?

  Today, I would like to talk to you about whether redis can replace session. Many people may not know much about it. In order to make you understand better, the editor has summarized the following for you. I hope you can get something according to this article. What is RedisRedis is an open source use of A.

  2022-06-01 13:05:41 Views: 261
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  Setting, getting and deleting expiration time of Redis expiration key

  Setting, getting, and deleting expiration time settings for Redis expiration keys expire by default, that is, they never expire unless memory is emptied. The lifetime of the set key is also easy, which can be set by four commands (any one): EXPIRE, PEXPI

  2022-06-01 13:05:32 Views: 265
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  The "OraOLEDB.Oracle.1" provider is not registered on the local computer-problem handling

  Recently, the Up master took over the project of connecting Oracle with C # and encountered all kinds of problems, the most serious of which was that he could not connect to Oracle with a connection string. The following problem was thrown: System.InvalidOperationException: not counted locally

  2022-06-01 13:05:32 Views: 242
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  Methods of accessing data

  For the optimizer, it is very important for the optimizer to decide how to access the data when parsing the target SQL and getting the execution plan, that is, the optimizer decides what way and method to access the data stored in the oracle database that the target SQL needs to access. Required by the target SQL

  2022-06-01 13:05:31 Views: 238
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  SQL SERVER database files shrink

  -- enter the database that needs to be shrunk, and get the data file name and log name, because these names are not necessarily the same as the database name, but when you execute DBCC, you need select * from sysfiles-- to truncate the transaction log. This place writes the database name, not the file name.

  2022-06-01 13:05:31 Views: 217
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  ORA-12162: TNS:net service name is incorrectly specified

  [oracle@up ~] $sql / as sysdbaSQL*Plus: Release 11.2.0.1.0 Production on Sat Feb 11 15:29:31 2017Cop

  2022-06-01 13:05:31 Views: 291
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  Redis common command set, clear redis cache database

  Clear database: flushdb / / clear all keysflushall of the current database / / clear all common keysRedis command sets of all databases, empty redis cache database 1) connection operation command quit: close the connection (co

  2022-06-01 13:05:31 Views: 265