oracle 12c database new features for dba

Package Description:Oracle DBA Database Senior Engineer (lower) SQL language + performance optimization + data replicationHttp://edu.51cto.com/pack/view/id-973.html oracle DBA Database Senior Engineer Training course is the wind brother alone research and development

other files in the middle contain the output of the PDBs created by all users themselves.The "catcon.pl" module can also be used to run queries in all containers in the CDB. The following command runs a query in all containers, and for each container, its information is output to a file named "/tmp/tbs_files_outputn.log".$ cd $ORACLE _home/rdbms/admin/$ perl catcon.pl-e-b/tmp/tbs_files_output----X "select Tablespace_name,file_name from Dba_data_files

Step tutorial on installing Oracle 12c Release Database in win10, win1012c Install Oracle 12c Release Database in win10 In general, download and decompress the package and go to the official website. Double-click to sta

/bin # #支持直接使用sqlplus命令4. Configure system parameters: Su to root user, execute/tmp/cvu_12.1.0.2.0_oracle/runfixup.sh5. Install the required software:6. Script to run the requirements:/u01/app/orainventory/orainstroot.sh and/u01/app/oracle/product/12.1.0/dbhome_1/root.sh7. Set the SYS and system password (if you select "Install Oracle software only" at the time of installation, there is no step to create th

Tags: training institutions RAC training database ACL android Oracle database ora AgencyNow that I've been testing, I've learned about Android before, I've been through some databases, I didn't know much about it, and I'm not sure how to get Oracle DBA to do a preliminary pl

, the hope from the system construction and the professional quality of engineers to start, to prevent the DBA of this random dangerous operation.But, after all, the management system is "soft", the hope rests on the engineer consciously abide by the system and "self-cultivation" on, and can not guarantee foolproof.The security components provided by Oracle can be used to limit, block, and prevent such rand

The following articles mainly introduce the example of Oracle Database DBA interview questions. This article describes the basic mode of Oracle Database DBA interview questions in a one-Answer manner, the following is an introduct

Explore Oracle The database upgrade seven11gR2 to 12c Insert after upgrade complete PDBObjective: fromOracle 12cat the beginning, the concept of container database is introduced, which can implement database plug-in operation, such as:now let's take a look at how to11.2.0.4

128net.ipv4.ip_local_port_range = 9000 65500net.core.rmem_default = 262144net.core.rmem_max = 4194304net.core.wmem_default = 262144net.core.wmem_max = 1048576Modifications are still valid for reboots. In SuSE Linux Enterprise Server Systems, the following command allows the system to read the/etc/sysctl.conf file when it restarts:# /sbin/chkconfig boot.sysctl on Type the following command to change the current value of the kernel parameter:# /sbin/sysctl -pCheck the output to verify that th

Tags: RAC nts ges ASE host Technology One height issue1. Visit Oracle Website: https://www.oracle.com/index.html, download Oracle Database 12c Release 1(Note: File1 and File2 are to be downloaded!!) Otherwise post-installation will report a bunch of errors, refer to: http://www.2cto.com/

Oracle 12c has a new feature that can archive data in the database, hide infrequently accessed data from the application, and set it to inactive. Of course, it can also be displayed at the session level. This is achieved through the row archival visibility parameter, which can be set to two values, active or all. Activ

Use Windows Console (program | run, enter CMD to open). Under command line, enter Sqlplus/nolog, carriage return, the sql> command prompt appears, and then enter the command in the following order:Sql>conn/as SYSDBASql>alter user Scott account unlock;Sql>disconnectSql>conn Scott/tiger;The password is now expired, please enter a new password. Then enter two new defined passwords to enter the password separat

Oracle 12c R1 physical standby uard physical standby database enable real-time apply The physical standby database is always in the mount state, which is inconvenient for Data Synchronization verification. Enabling real-time apply enables real-time query. In the standby database