oracle 12c new features for dba

/oracle/dpdata/trans. dmpJob "wwl". "SYS_EXPORT_TRANSPORTABLE_01" successfully completed 4. Use rman to convert the file format $ Rman target/ Recovery Manager: Release 10.1.0.2.0-64bit Production Copyright (c) 1995,200 4, Oracle. All rights reserved. Connected to target database: wwl (DBID = 1337390772) RMAN> convert tablespace trans2> to platform 'Microsoft Windows IA (32-bit )'3> Format '/tmp/% U '; Star

busy periods, they found this new feature very helpful. Therefore, Jill wants to know whether it can set this behavior as the default behavior, so that it does not need to execute the alter session Statement every time?Yes, yes. If you execute alter system set DDL_LOCK_TIMEOUT = 10, the session will automatically wait for this period of time during the DDL operation. Like any other alter system statement, this statement can be overwritten by the alte

An overviewTwo-SQL planning baseline Plan Baseline architectureThree-load SQL plan baselinesFour Evolutionary SQL plan baselinesFive important baseline SQL plan propertiesSix-SQL Plan selectionSeven possible SQL plan manageability ScenariosEight SQL performance analyzers and SQL plan baseline scenariosNine automatically load SQL plan baseline scenariosTen clear SQL Management library policiesA OverviewThere may be a performance risk when a SQL statement's SQL execution plan changes.There are man

Oracle First week: Flash back query Get a movie instead of a picture: Flash back version query No setting required to immediately recognize all changes to a row In the Oracle9i Database, we saw that it introduced a "time Machine" in the form of a flashback query. This feature allows the DBA to see the column value at a specific time, provided that the previously mirrored copy of the data block is avail

New Features of Oracle 11g: User rename Oracle Data is constantly changing during project development. Therefore, we need to regularly import the development database to the test database. The common practice is "trilogy :" 1. Export data from exp in the Development Library 2. Delete the Test Database User 3. Use imp t

; altertabletmoveonlinetablespaceexamples; Tablealtered. elapsed:00:00:34.73--session2 [EmailproTected]>deletefromtwhereobject_name= ' User_tables '; 256rowsdeleted. elapsed:00:00:00.97 [emailprotected]>rollback; Rollbackcomplete. --session3 [Emailprotected]>select/*+rule*/sid,lmode,request,type,block fromv$lockwheresidin (23,27); sid lmode requestty block-------------------- ----------------------3 0 tm 0 4 0 ae 0 6 0 tx 0 4 0 ae 0 nbsP;6 0od 0 3 NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;0NBSP;D

indexes. Global partitioned indexes remain the same and retain the original partitioning shape. non-prefixed indexes become global nonpartitioned indexes. Prefixed indexes is converted to local partitioned indexes.Prefixed means that the partition key columns be included in the "index definition, but the" index definition is not limite D to including the partitioning keys only. Bitmap indexes become local partitioned indexes, regardless whether they is prefixed or not.Bitmap

>1II) Location of the Relink logCase 1If the relink operation is performed through Oui, the "$ORACLE _home/install/relink.log" file is not generated by default.In order to send relink output to $ORACLE _home/install/relink.log, we need to explicitly redirect the output$ORACLE _home/oui/bin/runinstaller-relink-waitforcompletion-maketargetsxml $

features designed to solve a series of Database problems, from keeping more information to data compression and processing parallel updates. Rozwat said that the 11g contains many new features related to scalability, which is one of the major challenges facing the database industry. Rozwat indicates that the rapid growth of information generation and storage sp

generation level for system components. User accounts can be unlocked through the Web UI. Newly added built-in reports: Oracle Database Vault Report, summary reports, IRS compliance reports, reports correlate Database Audit Events W ITH OS users, used su or to sudo execute commands. The host monitor and audit Vault agent details are added to the Host tab in the administrator's Web UI. Audit Vault server's highly available UI interface improves usabil

Databases are mainly used to partition different types of databases. In actual applications, most Oracle databases use the Partition Function to improve query performance. The Oracle 11g partition function can simplify the daily management and maintenance of databases, this greatly reduces the workload of DBAs (Database Design and Management Engineers. The new

DBMS_HM package.DB Structural Integrity checkData Block Integrity checkRedo Log Integrity CheckUndo Segment Integrity CheckTransaction integrity CheckData dictionary Integrity check11. Event Packaging Service IPs$adrciAdrci>help IPsAdrci>show incidentShow No. 9817, event is about ORA-600[XYZ]Adrci>ips Create Package Incident 9817Adrci>ips Add incident 9817 Package 4Adrci>ips Add FileAdrci>ips Generate package 4 in/tmp12. Non-visual indexCreate INDEX My_index on my_table (ename) invisible;Creati

Oracle 10G New Features-- RMAN Author: Fuyuncat Source: WWW.HelloDBA.COM The Rman incremental backup scheme, offline recovery of incremental backups, recovery previews, recovery from Resetlogs, file compression, and so on, become more powerful.Most people agree that Rman is the de facto database backup tool for

As Oracle confirms the remaining 4 Java 9 features, the next generation of Java plans is beginning to become clearer, and Oracle has unveiled the second set of Java 9 features. Since Oracle announced 3 new APIs and modular sources

Description of the new and enhanced RMAN functions in Oracle Database 11g• Configure an archiving log deletion policy • Use the Oracle network to copy active databases (No backups) • backing up large files in multiple parts • Creating archive backups for long-term storage • Managing and restoring directories, such as merging multiple directory versions • describi

At the Oracle OpenWorld Conference in San Francisco in 2015, Oracle released the beta version of database 12.2, although the beta version is only available to some users, But the conference has unveiled 12.2 of the most important new features, and cloud and Emme are beta users of O