how to rebuild standby database oracle 12c


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Twitter:https://twitter.com/ktexpertsadmin I'm Pavan having 5+ years of experience as a core oracle DBA.I worked on Rman, Dataguard, RAC, Patching, Performance tuning. How do I quickly rename a MySQL database (change schema name)?

KTEXPERTSis always active on below social media platforms. Using a physical standby as part of a Disaster Recovery solution can offer a comprehensive level of protection for a number of failures. Begin log apply the start the re-synchronisation. scenarios 12c oracle guard I have googled around for solutions, but only found guides to setup a physical standby database from scratch. How to help player quickly make a decision when they have no way of knowing which option is best. Having an exact copy of the production database for tuning efforts can be of immense value. Note that your physical standby database is listed as not mounted primary database. Thanks for contributing an answer to Stack Overflow! Create a restore point at the point in time the standby needs to be restored to. The steps to do this are as follows (for those using the Data Guard Broker there are a number of slightly different steps to do that I will cover in a later post): Running through the above this is what we see on the physical standby (assuming the physical standby is already running): The database restore point is created and changes are no longer being applied to the standby. Data Guard setup is point and click. Combining Oracle Database Flashback and Oracle Data Guard a very robust solution can be provisioned that enables the use of the physical standby. Suite 802, Level 8

KT Experts is one enthusiastic knowledge-sharing platform. This particularly applies in cases where it is not feasible to have a clone taken of the production database quickly. Delete all datafiles (*.dbf), redologs, archive logs, online logs, flashback logs and control files in their referenced locations, but make sure to keep the directories. '/rman/dbbackups/DB_BKP/full_%d_%T_df_%f_%s', '+DATA/TEST_DG/DATAFILE/system.305.1053801259', '+DATA/TEST_DG/DATAFILE/sysaux.294.1053801303', '+DATA/TEST_DG/DATAFILE/undotbs1.309.1053801329', '+DATA/TEST_DG//DATAFILE/system.311.1053801661', '+DATA/TEST_DG//DATAFILE/sysaux.295.1053801661', '+DATA/TEST_DG/DATAFILE/users.301.1053801329', '+DATA/TEST_DG//DATAFILE/undotbs1.310.1053801661', '+DATA/TEST_DG/DATAFILE/undotbs2.308.1053801889', '+DATA/TEST_DG/DATAFILE/system.293.1062803067', '+DATA/TEST_DG/DATAFILE/sysaux.299.1062803067', '+DATA/TEST_DG/DATAFILE/undotbs1.298.1062803067', '+DATA/TEST_DG/DATAFILE/undo_2.291.1062803277', '+DATA/TEST_DG/DATAFILE/users.290.1062804503', '+DATA/TEST_DG/DATAFILE/system.328.1063061305', '+DATA/TEST_DG/DATAFILE/sysaux.327.1063061305', '+DATA/TEST_DG/DATAFILE/undotbs1.318.1063061305', '+DATA/TEST_DG/DATAFILE/undo_2.330.1063061305', '+DATA/TEST_DG/DATAFILE/users.329.1063061305', '+DATA/TEST_DG/DATAFILE/reportsobi_stb.338.1063307309', '+DATA/TEST_DG/DATAFILE/reportsobi_biplatform.337.1063307309', '+DATA/TEST_DG/DATAFILE/reportsobi_wls.335.1063307311', '+DATA/TEST_DG/DATAFILE/reportsobi_iau.332.1063307311', '+DATA/TEST_DG/DATAFILE/reportsobi_ias_opss.336.1063307313', '+DATA/TEST_DG/DATAFILE/reportsobi_mds.333.1063307313', '+DATA/TEST_DG/DATAFILE/common_prim_dat.313.1063578865', '+DATA/TEST_DG/DATAFILE/common_prim_ndx.339.1063578865', '+DATA/TEST_DG/DATAFILE/common_prim_lob.340.1063578865', '+DATA/TEST_DG/DATAFILE/common_prim_sf_lob.341.1063578867', '+DATA/TEST_DG/DATAFILE/common_prim_ht_dat.342.1063578867', '+DATA/TEST_DG/DATAFILE/common_prim_ht_ndx.343.1063578867', '+DATA/TEST_DG/DATAFILE/common_prim_mcd.344.1063578867', '+DATA/TEST_DG/DATAFILE/common_prim_ov_dat.345.1063578869', '+DATA/TEST_DG/DATAFILE/common_prim_ov_ndx.346.1063578869'.

In this article, we will see Recovery models in SQL Server. So my thought was to re-duplicate the physical standby database. ORA-03113: end-of-file on communication channel or, RMAN-06136: ORACLE error from auxiliary database: ORA-03113: end-of-file on communication channel. Then logged onto the server hosting the primary database and started a RMAN-session with: but shortly after altering the the physical standby database to MOUNT status the process crashes due to either. Depending on your datafile size, this can take from a few hours to open end (I needed about 4 hours during night when the primary database was idle for about 1,5T of files) . So make sure you are using the right DataGuard instance. The following types of processes could make very good use of this copy of the production database and remove expensive workload from the production infrastructure: If the workload on the primary database prevents the resources required for statistics collection then the physical standby could be used to run the dbms_stats (fnd_stats for those in an e-Business Suite environment) programs required to collect statistics. We have received the best reviews over time and the usage of this page has been increasingly drastic. YouTube:https://www.youtube.com/c/ktexperts Set the protection level to maximum performance. So I wanted to increase my chance by asking here. rev2022.7.21.42639. This third instalment covering some of the flashback features in Oracle 10g takes a look at combining flashback with using a physical standby. Trending is based off of the highest score sort and falls back to it if no posts are trending. Sydney, NSW 2000 Is moderated livestock grazing an effective countermeasure for desertification? To learn more, see our tips on writing great answers. 210 Clarence St first some data: we are using Oracle 11g databases. When adding a new disk to Raid1 why does it sync unused space? Can a timeseries with a clear trend be considered stationary? This technique allows the database to be opened for DR testing and then reverted back to its original state on completion of testing. Thank you for giving your valuable time to read the above information. Existence of a negative eigenvalues for a certain symmetric matrix. How do you re-duplicate a broken physical standby database? Convert physical standby to standalone database, Oracle database real-time backup + auto switchover, Logical Standby in NOARCHIVELOG mode (Oracle 12C database), Backup Oracle Physical Standby through DBMS_SCHEDULER job. Once the database is open it will be current as of the time the last changes were applied. A primary database running on a dedicated server and a physical standby database on a separate dedicated server. Transfer backup pieces along with control file from primary server to standby server.

Start up your physical standyby database with NOMOUNT-Option. Pleaseclick hereto subscribe for further updates. Reconnect to your physical standby database and shut it down: If you use flashback option (else continnue with step 13): I'd look in the alert.log at the standby site to see what the errors were around the time of the failure of the rman session. I shutdown the physical standby database and restarted it with STARTUP NOMOUNT. Using a combination of partitioning, transportable tablespaces and data pump the processed data could easily be moved back to the primary database and made available to the application with very little overhead. Application reports that view data over a historical window prior to the time of switchover could be run against the physical standby. (Optional, safer in case of failure) Backup all datafiles (*.dbf), redologs, archive logs, online logs, flashback logs and control files that are used by the shut down instance. So anybody knows howe to fix the physical database without setting it up completely new? scenarios 12c oracle Thank you. SF novel featuring a quest, very flexible roads, and giant letters floating out of mountains, Scientifically plausible way to sink a landmass. Making statements based on opinion; back them up with references or personal experience. How can I list the tables in a SQLite database file that was opened with ATTACH?

Solving hyperbolic equation with parallelization in python by elucidating Mathematica algorithm. How should we do boxplots with small samples? I will take a look at two usage scenarios in which I think could offer significant benefit to anyone using Oracle Database Flashback with a physical standby. The platform concentrates on all Database Technologies like Oracle Database Administration(DBA), Oracle RAC, Oracle GoldenGate, MySQL, SQL Server Database Administration, Cassandra, AWS and DevOps. Instagram:https://www.instagram.com/knowledgesharingplatform. Identifying a novel about floating islands, dragons, airships and a mysterious machine. In that case we would create a 100% copy and not a physical standby database. Start your rman on you primary envoronment: Dataguard_instance must be substituted with your DataGuard instance name. Start mrp process of the database and verify archive log is applying into database. This page consists of all the well-developed articles of the Technologies. This example is a very simple case and it must be stated that whilst the physical standby is being used it is not available immediately for switchover or failover should a disaster happen on the primary site. So before we start we force a log switch: Now we are going to start the full replication of our physical standby database. Using the physical standby to process ETL and/or interface jobs could remove a significant amount of workload from the primary database to the physical standby infrastructure. Announcing the Stacks Editor Beta release! It is a much better option to be opening a standby database temporarily. LinkedIn:https://www.linkedin.com/company/ktexperts/ Do weekend days count as part of a vacation? This post will cover the use of the physical standby as a read/write copy of a production database. In addition you won't necessarily have to do a full reinstantiation - you can apply incremental backups to a standby database to bring it up to date. Save my name, email, and website in this browser for the next time I comment. We are using GridControl for monitoring, but I don't want to setup a new physical standby database, i just want to rebuild the existing one. This allows the physical standby to actually be opened for read/write access. Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Is possible to extract the runtime version from WASM file? After connect make sure your connected target database is your primary database.