oracle database 12c

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 separately to confirm that the Scott account is given a new password. Open SQL Plus and log in wi

Tags: database backup Oracle Solution Course lecturer: Xiao Liu Teacher Course Category: Oracle Suitable for people: advanced Number of lessons: 15 hours Update level: Complete Type of Service: Class C (General Service class course) Using the technology: Oracle Projects involved:

opened.Sql> select Name,open_mode from V$pdbs;NAME Open_mode------------------------------ ----------Pdb$seed READ onlyPDBYCR MountedPDB2 READ WRITEImplemented PDB2 self-booting, you can start different PDB by modifying the SQL statement in the trigger script or implement the self-boot of all PDB, the script is as follows:CREATE TRIGGER OPEN_PDB_PDB2After STARTUPOn DATABASEBEGINEXECUTE IMMEDIATE ' alter pluggable database PDB2 open ';END Open_all_pdb

In the RAC in 12c, because it is flex cluster, often the phenomenon of instance running, example 3 ran to Node 2, instance 2 ran to Node 3. And that's still true after the reboot. We can do this, so that the original running out of the case to change back: 1. Check the information of the instance and node correspondence recorded in CRS: [ORACLE@12102-RAC2 ~]$ crsctl stat res ora.cdbrac.db-p |grep SERVERN

1Scott0 2Janesql>The value of the hidden column ora_archive_state is 0 by default, indicating that row is active. A value of non 0 o'clock indicates that the row is inactive.Manually modify active to inactiveset ora_archive_state=1where emp_id=1; SQL> commit;By default , the inactive row is not visible for sessions and applications: (equivalent to alter session set row archival visibility=active)Select from emp_indbarc

1, the official download installation package: http://www.oracle.com/technetwork/database/enterprise-edition/downloads/index.htmlLinuxamd64_12102_database_1of2.zipLinuxamd64_12102_database_1of2.zip 2, creating oracle Users and Groups [Email protected]]# groupadd Oinstall[[Email protected]]# groupadd dba[[Email protected]]# useradd-g oinstall-g dba Oracle[[Email

Factors to consider before upgrading to Oracle DB 12c: The function of the EM Express 12c in DB 12c is reducedIf you use notifications in DB control, perform a task, and so on, and there is no such function in EM Express 12c, you need to consider these issues extra. The reco

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

Tags: 1.2 html min Load Windows nload Oracle official website Oracle ACLTossing an afternoon, a few pits, and finally with PL/SQL connected to Oracle, tanning pits experience. First go to the Oracle website 12c, the official website has the login verification, if not registe

Tags: from orapwd enforcesApplies To:Oracle database-enterprise edition-version 12.2.0.1 and laterinformation in this document applies to any platform.SymptomsFrom Oracle Database 12c Release 2 (12.2), when use Orapwd utility to create Password Files, Authentication–enforces Co Mplexity rules for the provided password.

Objective Because Oracle 12c uses the CDB-PDB architecture, similar to Docker, multiple pluggable-db can be loaded within the CONTAINER-DB, so additional configuration is required after installation to be used. First, modify the Listener.ora, Tnsnames.ora ###listener.ora### LISTENER = (DESCRIPTION = (ADDRESS = (PROTOCOL = TCP)(HOST = localhost)(PORT = 1521)) (CONNECT_DATA = (SER

startedSqlplus Sde/[email protected]Oracle Multi-InstanceCreate a second instanceExport ORACLE_SID=TORCLDBCA Creating a DatabaseDbcaNETCA Creating a listenerCreate User and table spacescreate tablespace TSDE_TBS datafile ‘/data/oracle/app/oradata/TORCL/datafile/TSED1.dbf‘ size 1g autoextend on; create user tsde identified by tsde default tablespace TSDE_TBS; grant dba to tsde; create directory dpdata as ‘

Tags: Oracle 12c Pluggable migration1. SOURCE Library:Sql> Show PDBscon_id con_name OPEN MODE RESTRICTED---------- ------------------------------ ---------- ---------- 2 pdb$seed READ only NO 3 PDB READ WRITE NO 4 TEST READ WRITE NO2. Target Library:Sql> Show PDBscon_id con_name OPEN MODE RESTRICTED---------- ------------------------------ ---------- ---------- 2 pdb$seed READ only NO 3 PDB READ WRIT

Label:The following error occurred with the installation of Oracle Database 12c on Windows 7 64bit: Workaround: First step: Control Panel > All Control Panel Items > Administrative Tools > Services >server Startup Step two: Control Panel > All Control Panel Items > Administrative Tools > Computer Management > System Tools > Shared Folders > Sharing right-cl

=650; "src=" Https://s2.51cto.com/wyfs02/M00/9B/EB/wKiom1lolBvzpb9HAADC9Ottv-Q060.png "style=" float : none; "title=" 3.PNG "alt=" Wkiom1lolbvzpb9haadc9ottv-q060.png "/>Install DB on top of three hosts with RAC installed in front650) this.width=650; "src=" Https://s2.51cto.com/wyfs02/M00/9B/EA/wKioL1lolBzhaAt-AADSjInNZds381.png "style=" float : none; "title=" 4.PNG "alt=" Wkiol1lolbzhaat-aadsjinnzds381.png "/>Choose to install the Enterprise Edition database650) this.width=650; "src=" Https://s1