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log file function and concept analysis, redo log routine maintenance and optimization optimization, Redo log Add/delete/mirror, ddl/dml operation and Redo relationship, Detailed update, truncate, select Redo process, Oracle Redo dump log file in-depth analysis and other daily management and maintenance. Details of the course are as follows:1. Redo log file function and concept analysis2. Redo Log status detailed and daily maintenance3. Add/delete/mirror of Redolog4. What to do if the log is inc

backup11. Incomplete recovery case based on point-in-time12. Incomplete recovery case based on cancellation13. An incomplete recovery case based on SCN14. How to recover one or more corrupted data files in archive mode15. How to recover one or more corrupted data files in non-archive mode16. Restore deleted after tablespace offline backup in archive mode17. Recovery cases where data files are missing and no backups are in archive mode18. Incomplete recovery case for corrupted archive logs19. Lo

-flashback drop,flashback Recovery case-flashback query,flashback version query,flashback Transaction Query, Flashback Recovery Case-flashback table,flashback Recovery case-flashback Data Archive common features Oracle Flashback Flashback Recovery Management, the course content is detailed as follows:Flashback conceptFlashback parameter setting and archive modeFlashback Recovery Case-flashback DatabaseFlashback Recovery Case-flashback DROPFlashback Recovery Case-flashback QueryFlashback Recove

set of Oracle Tutorial Training learning Oracle Database Export and import logical backup recovery parameters and common syntax, configure the production environment of logical automatic backup strategy, EXP/IMP production environment data migration process and considerations, exp/ IMP Data migration case, exp/imp migration process Character Set processing, Exp/imp optimization method, Exp/imp common problems and solutions.Oracle database logical Backup to restore the migration of exp and IMP,

parameter descriptionTable space Performance vs. non-standard block size tablespace creationTable space Migration process (data files vs. objects)Table space Maintenance and status checksOracle-managed files (OMF)What if the system and the Sysaux table space are full?How do I handle a temporary tablespace when it is full?Default temp table space too large to handleThis article is from the Oracle Database tutorials Blog, so be sure to keep this source http://oracle13c.blog.51cto.com/8020378/1879

61. YoufrequentlyhavemultipleRMANsessionsrunning, starting $ SESSION. WhatRMANcommandcanyouruntosetthevalueforthiscolumn? 61. you frequently have multiple RMAN sessions running, and you want to be able to easily identify each job via the CLIENTJNFO

Segment segment, partition extent, block logical conceptTable. A-> heap, heap table, relatively slow (records in the heap table are not ordered) Each block has an SCN header and some data is written at the end. (If the block breaks down, the entire

TCL: transaction control language, such as commit and rollback PLSQL: Provides object-oriented support. You can call C to manipulate the hardware. When called, PLSQL is put into the library cache in the share pool.PLSQL StructurePackagePackage body

Reclaim tables and IndexesResumable: if there is not enough space, it will be suspended for dBA for 2 hours, rather than directly reporting an error and exiting normally.If you can proceed, it will be suspended. Space management and local zone

1. optimizer statistics For performance, the selection of execution plans is very important. The standard practice is to use the optimizer to select an execution plan. The optimizer relies closely on Statistics to evaluate the efficiency of a number

Make sure that the directory where the installation file is located does not contain Chinese characters, otherwise there will be various problems! Since it is a learning and testing environment, these two items are free. Next, ignore. Of course, we

Preface This is a very tangled section, which is simple or detailed. If it is simple, nothing is said. The details are detailed. To be honest, there are many places that I don't understand. Just a few physical files, several memory blocks, and

685. In your test database: -You are using Recovery Manager (RMAN) to perform incremental backups of your test database -The test database is running in NOARCHIVELOG mode -One of the data files is already upted -All online redo log files are lost

50. SLS is a private synonym for the SH. SALES table.The user SH issues the following command:Drop synonym sls;Which statement is true regarding the above SQL statement?A. Only the synonym wocould be dropped.B. The synonym wocould be dropped and the

I. queue and shared resourcesShared resources can be accessed by multiple sessions and processes at the same time. Therefore, its access needs to be protected. In Oracle, everything except PGA includes memory, disk, CPU, table, index, and

22. You need to create a table for a banking application. One of the columns in the table has the following requirements:1) You want a column in the table to store the duration of the credit period.2) The data in the column shoshould be stored in a

8. View the Exhibit and examine the structure of the MERs table.Which two tasks wowould require subqueries or joins to be executed in a single statement? (Choose two .) (Question: A MERs table is provided for the question, asking which two tasks

7. Which two statements are true regarding the USING and ON clses in table joins? (Choose two .) A. Both USING and ON clses can be used for equijoins and nonequijoins. B. A maximum of one pair of columns can be joined between two tables using the ON

9. Which statement is true regarding the INTERSECT operator? A. It ignores NULL values. B. Reversing the order of the intersected tables alters the result. C. The names of columns in all SELECT statements must be identical. D. The number of

11. View the Exhibit and examine the structure of the PRODUCTS table.All products have a list price.You issue the following command to display the total price of each product after a discount of 25% and atax of 15% are applied on it. freight charges