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  Detailed steps of installing Oracle 11.2.0.4.0 in Linux environment

  Recently in the study of oracle, here I record the installation and configuration process, according to my method step by step basically no problem, if there is a problem, you can leave a message to discuss and learn from each other. Installation environment and version: system version: Redhat 6.5oracl

  2022-06-01 12:37:27 Views: 226
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  Find file command to find detailed explanation

  Find command describes more or less you have used windows file lookup, for the entire file system, part of the partition, to the file name, time and other conditions to find files. In Linux, two commands, locate and find, are used to complete the file search. First

  2022-06-01 12:36:57 Views: 271
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  An example of ora.LISTENER.lsnr INTERMEDIATE treatment

  Srvctl stop database-d wsfis (open at the same time when both databases are closed) ora.LISTENER.lsnr INTERMEDIATE deals with an 11g RAC environment ora.LIST

  2022-06-01 12:36:57 Views: 223
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  Queries include automatic expansion and non-automatic expansion of tablespace usage

  Select tablespace_name,max_gb,used_gb,round (100 * used_gb / max_gb) pct_used,autoextensiblefrom (sel

  2022-06-01 12:36:57 Views: 229
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  How to import massive data from Oracle to Mongodb

  1. Background due to business requirements, tens of millions of data in Oracle need to be transferred to Mongodb. If exported through PL/SQL Develop, the speed will be relatively slow and it will take up a lot of bandwidth. Found a piece of software sqluldr2 data

  2022-06-01 12:36:57 Views: 293
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  01-mysql5.5.32 installation

  [root@mysql1 ~] # whoamiroot [root@mysql1 ~] # uname-r2.6.32-358.el6.x86_64 [root@mysql1 ~] # cat / etc/r

  2022-06-01 12:36:56 Views: 301
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  C3po is easy to understand

  Package com.hanchao.test;import java.lang.reflect.Field;import java.sql.Connection;import java.sql.R

  2022-06-01 12:36:50 Views: 218
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  Local Oracle data is uploaded to AWS's RDS

  How to install Oracle and create the AWS RDS of Oracle will not be discussed in detail here. Simply create some simple data in the local Oracle, and then try to import RDS. Step 1: give permission to log in to the local Oracle and enter the following command: s

  2022-06-01 12:36:50 Views: 267
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  Sql 2000 database is in doubt

  Solution: in SQL-Server, after creating a new database with the same name (assumed here as Test), stop the database and overwrite the corrupted Data.mdf and Test_log.LDF to the Data.mdf and Test_log under the newly created database directory.

  2022-06-01 12:36:50 Views: 284
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  Principle of MYSQL data interaction and Analysis of performance problems

  When we monitor the MYSQL database in the performance test, as professional non-functional testers, we need to understand the operating system working principle, business implementation architecture logic, application architecture implementation logic, database working principle, in order to really do a good job of non-functional testing, and most business transaction problems are

  2022-06-01 12:36:47 Views: 287
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  Galera cluster-build (2 data nodes + 1 arbitration)

  Installation preparation package: mariadb-galera-10.0.15-linux-x86_64.tar.gz test environment ip hostname remarks 192.168.1.111 test1 node 1192.168.

  2022-06-01 12:36:46 Views: 222
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  Bitcoin Bitcoin and BlockChain Block chain Technology

  First, the history of Bitcoin Bitcoin is now popular, a piece of more than 7000 RMB, back then only bought a $25 pizza coupon, if God can give me the chance to go back to that year, I will buy it! Bitcoin has high mining and investment value, which is clear to us Chinese.

  2022-06-01 12:36:16 Views: 271
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  Use workbeanch to migrate sqlserver2008R2 to mssql on unbutu1604

  Install unixodbcsudo apt install unixodbc install ODBC download Microsoft odbc driver (I am downloading Microsoft ODBC Driver 17 for SQL Server, Ub

  2022-06-01 12:36:13 Views: 280
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  Opentsdb installation and configuration

  1. Introduce openTSDB (see figure) using hbase as the storage center, it can collect and store hundreds of millions of data points without sampling, and support second-level data monitoring. Thanks to the distributed column storage of hbase, hbase can flexibly support metrics.

  2022-06-01 12:36:07 Views: 298
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  ROW ARCHIVE

  In some scenarios, when we don't need some rows in the table, we need to issue a delete statement to delete it. But sometimes we don't really want to delete these data physically. In traditional table design, we usually add one more field to represent logical deletion. Like is_delete.

  2022-06-01 12:35:49 Views: 254
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  ORA-38760: This database instance failed to turn on flashback database

  Last night I learned that ORACLE was executed by HR users: create table reg_copy as select * from regions; was a blank without any response, so I didn't want to quit forcibly, so I used ORACLE users to terminate the meeting.

  2022-06-01 12:35:48 Views: 250
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  Basic operation of ORCALE

  Create tablespace CREATE SMALLFILE TABLESPACE TTKDTEST datafile'/ opt/oracle/oradatas/otwb/dbf.DMP' SIZE 100m REU

  2022-06-01 12:35:48 Views: 200
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  MariaDB (MySQL) installation and MySQL slow query Analysis mys

  MariaDB database management system is a branch of MySQL, which is mainly maintained by the open source community and licensed by GPL. One of the reasons for developing this branch is that after Oracle acquired MySQL, there was a potential risk of shutting down MySQL, so the community adopted the branch.

  2022-06-01 12:35:48 Views: 267
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  Activemq download installation configuration

  Http://www.apache.org/dyn/closer.cgi?path=/activemq/5.10.0/apache-activemq-5.10.0-bin.tar.gzactivemq

  2022-06-01 12:35:48 Views: 216
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  Redis data persistence

  Redis data persistence Redis provides the ability to automatically persist data to the hard disk on a regular basis, including RDB,AOF, which has its own advantages and disadvantages and can be used together to ensure the stability of the data. Must data persistence be used? Redis data persistence machine

  2022-06-01 12:35:48 Views: 284