oracle 12c certification

;Table altered.--View index statusSql>Col index_name for A25Select Table_name,index_name,status,blevel,leaf_blocks,orphaned_entries from user_indexes where index_name = ' IDX_ Andy_id ';table_name index_name STATUS blevel leaf_blocks ORP------------------------- ------------------------- -------- ---------- ----------- ---Andy_move idx_andy_id VALID 0 0 NO--Move online partition table errorSql> ALTER TABLE P_andy move online;ALTER TABLE P_andy move online*ERROR at line 1:Ora-14808:table does not

How to install Oracle 12c in Redhat 6 environment, oracle12c Step 1: To install Oracle on Linux, you must install the corresponding software package before installing Oracle. The requirements for software packages vary with operating system environments. Specific corresponding software packages, see the official docume

the source table dept to the output node of the target table dept, if the property match prompts to automatically match by name, click OK (you can also drag the source field to the destination table field, or edit the property panel expression of the target marker segment) At this point, the individual field properties of the two tables have been mapped, a field in the target table is selected, and the field background of the source table is red. Save and verify Click on the target Datastor

The new feature of Oracle 12c paging query is expected in the upcoming oracle 12c release. This is the optimization of paging query. There are many paging query functions in the application. Previously we used rownum for this purpose.For example, to query 1-10 records, the query statement is as follows: www.2cto.com SQ

Create the wm_concat function on Oracle 12C The wm_concat function has been abandoned on Oracle 11gR2 and 12C. At that time, many of our programmers used this function in the program, leading to program errors. To reduce the workload of programmers to modify programs, you can only manually create a wm_concat function t

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 start installation. Click OK to skip Select the first database to create a data

1. View Oracle VersionSql> select * from V$version; bannercon_id-------------------------------------------------------------------------------------------------- --oracle Database 12c Enterprise Edition release 12.1.0.2.0-64bit production0pl/sql release 12.1.0.2.0-production0core 12.1.0.2.0production0tns for linux:version 12.1.0.2.0-production0nlsrtl Version 12.

Oracle 12c Turn off statistics collection and enable statistics collection--Turn off statistics Col client_name for A60select client_name,status from Dba_autotask_client; Client_name STATUS------------------------------------------------------- ---------------------Auto Optimizer stats collection Enabledauto space Advisor Enabledsql Tuning Advisor Enabledbegindbms_a

Tags: Shel from show and off with Ted add HelpIn 12c, Oracle introduced the History command, which is much like the history in the Shell, reducing the knock-down of SQL and bringing a lot of convenience.1. View the history HelpSql> HelpHistory-------Stores, lists, executes, edits of the commandsEntered during the current Sql*plus session.Hist[ory] [N {RUN | EDIT | Del[ete]}] | [CLEAR]N is the entry number l

PDBORCL Select name,pdb from v$services; name PDB ----- ------------------------------------------------------- pdborcl.localdomain PDBORCL Orclxdb Cdb$root orcl.localdomain cdb$root sys$ background cdb$root sys$users cdb$root Join in Tnsnames.oraPDBORCL =(DESCRIPTION =(ADDRESS = (PROTOCOL = TCP) (HOST = localhost) (PORT = 1521))(Connect_data =(SERVER = dedicated)(service_name = pdborcl.localdomain))) Conn Toolbar/[email protected]Connected.Okay, OK.^_^ have a goo

was a re-come, incredibly successful13 started database creation.650) this.width=650; "title=" 32.png "src=" http://s4.51cto.com/wyfs02/M02/78/85/wKioL1Z-xHmhWSz0AACmhtK2JVc647.png "alt=" Wkiol1z-xhmhwsz0aacmhtk2jvc647.png "/>650) this.width=650; "title=" 33.png "src=" http://s5.51cto.com/wyfs02/M00/78/85/wKioL1Z-xKXDrtWPAAFZc0lH1Sc213.png "alt=" Wkiol1z-xkxdrtwpaafzc0lh1sc213.png "/>Click Password Management ... You can change the password14 Finished installing the650) this.width=650; "title="

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

session set CONTAINER=EHRPDB;--Switch back to the root containerAlter session set Container=cdb$root;--2 Creating pluggable Databases--2.1 Cloning seed ContainerCreate pluggable Database cpcdbAdmin user Cpcadm identified by Cpcadmfile_name_convert= ('/oracle/app/oracle/oradata/edw/pdbseed ', '/oradata/edw/cpcdb/datafile/');--2.2 Creating a database directlyCREATE Pluggable DATABASE HrdbADMIN USER HRDBA ide

= ' GMT ';-Make datafiles in the PDB offline/online and make storage changes.ALTER pluggable DATABASE datafile '/u01/app/oracle/oradata/cdb1/pdb1/pdb1_users01.dbf ' OFFLINE;ALTER pluggable DATABASE datafile '/u01/app/oracle/oradata/cdb1/pdb1/pdb1_users01.dbf ' ONLINE;ALTER pluggable DATABASE datafile '/u01/app/oracle/oradata/cdb1/pdb1/pdb1_users01.dbf 'RESIZE 1G

/salesstdydb/incident/incdir_600440/ SALESSTDYDB_P000_161906_I600440.TRC Ora-07445:3??? Òì3￡′í?ó: O? D?XA′￠[RWSSTD () +32] [SIGSEGV] [addr:0x0] [Pc:0xc9ccf40] [Si_kernel (General_protection)] []Ssexhd:crashing the process ... Shadow_core_dump = PARTIAL ksdbgcra:writing Core file to directory '/u01/app/oracle/diag/rdbms/salesstdydb/salesstdydb /cdump '~ ~https://support.oracle.com/epmos/faces/documentdisplay?_afrloop=179713001088071parent=document sour

', ' salesman ', 7698,to_date (' 28-9-1981 ', ' dd-mm-yyyy '), 1250,1400,30); INSERT into EMP VALUES (7698, ' BLAKE ', ' MANAGER ', 7839,to_date (' 1-5-1981 ', ' dd-mm-yyyy '), 2850,null,30); INSERT into EMP VALUES (7782, ' CLARK ', ' MANAGER ', 7839,to_date (' 9-6-1981 ', ' dd-mm-yyyy '), 2450,null,10); INSERT into EMP VALUES (7788, ' SCOTT ', ' ANALYST ', 7566, To_date (' 12-06-1987 ', ' dd-mm-yyyy ') -85,3000,null,20); INSERT into EMP VALUES (7839, ' KING ', ' president ', Null,to_date (' 17

] databasename>-servicename> Also add Tnsname.ora records: = = = = = Scan-= 1521 ) ) = = dedicated) = Das) )) Start Service: [[email protected] bin] - -Service Das To test the connection: SQL> connect sys/oracle@das as SYSDBA Connected. SQL> SHOW con_id; con_id 3 SQL> SHOW con_name; Con_name PDB01 3. Switch using the command: [[email protected] bin]$ sqlplus/ asSYSDBA SQL*Plus:release12.1.0.1.0Production onWe

Label:In 12C, when a column is defined as "invisible," the SQL statement without direct access to the column is unable to see the "invisible column", and the statement that explicitly references the "invisible column" can access and manipulate the column. When creating table, create VIEW, ALTER VIEW, ALTER TABLE, you can create an invisible column. For example, the following scenario is not available for "invisible columns": • Use wildcard statements

(2, Seq_session.nextval); SQL>Select* fromSCOTT.GTT; ID Seq_number---------- ----------1 3 2 4SQL>Continue the test.--end of session, sequence value will be resetSql>conn tiger/Tigersql>drop synonym GTT; SQL>drop synonym seq_session; SQL>create synonym GTT forSCOTT.GTT; SQL>create synonym Seq_session forscott.seq_session; SQL>Select* fromgtt;no rows Selectedsql>sql> INSERT INTO GTT values (1, Seq_session.nextval); sql> INSERT into GTT values (2, Seq_session.nextval);-I

/database/install. /stage/components/oracle.ctx/12.1.0.2.0/1/datafiles/filegroup15.26.1.jar Similar to a total of 5 files can not find an error (3) 69% when the error is as follows: File not found C:\oracle\product\12.1.0\dbhome_1\demo\schema\mk_dir.sql.sbs error 2.2 69% When the card stops working The above error is ignored, in the 69% state of the "Update registry" Hkey_local_machine/software/