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Emptying the Recycle Bin after deletion is a very common data recovery failure. After the deletion after emptying the Recycle Bin how to recover data is particularly important, first we need to understand that after the deletion after emptying the Recycle Bin can not go to the deleted files to recover the partition, deposit any new files, otherwise the data will
In the early morning in the online stroll, see an article is very good! is about the restore of Outlook clients permanently deleting messages! Test effective, not bad yo!
Outlook provides a way to recover messages after you permanently delete them, including emptying the Deleted Items folder. Your Exchange Server admi
you really want to delete the file-if you choose to confirm on this prompt, the file will be deleted. In this case, I am sorry, this technique cannot prevent your carelessness.To replace rm with the rm-I alias, do the following:alias rm='rm -i'Run the alias command to confirm that rm is now alias:Add an alias to rmHowever, this is only valid on the Current shell of the current user. To change permanently,
1 method of Rollback after Oracle submits data with Pl/sql
1, if the database table, does not support the flash-back functionALTER TABLE A enable row movement;2, query Delete data point of time data (that is, flash back to the point before the time data)SELECT * from A as of timestamp to_timestamp (' 2016-02-25 17:10:00 ', ' yyyy-mm-dd hh24:mi:ss '); (if not, continue to narrow the scope)3. Recover deleted
To view a table in the Recycle BinSelect Object_name,original_name,partition_name,type,ts_name,createtime,droptime from RecycleBin;Recovery tableSql>flashback table Test_drop to before drop;Sql>flashback table "Bin$b+xkko1rs5k10uko9bfmua==$0" to before drop;Note: must be supported by version 9i or 10g, flashback cannot restore full-text indexThe following is a referenceEasily recover accidentally deleted ta
Understanding soft deletion and hard deletion
There are 2 types of deletion in exchange: Soft delete and hard deletion.
Soft Delete: Drop in deleted folder after deletion
Hard Delete: Permanently delete
Messages are hard deleted in the following situations:
1. In Outlook, use Shift+delete to delete messages
2. IMAP4 clients or other clients that do not firs
choose to confirm on this prompt, the file will be deleted. In this case, I am sorry, this technique cannot prevent your carelessness.To replace rm with the rm-I alias, do the following:alias rm='rm -i'Run the alias command to confirm that rm is now alias:Add an alias to rmHowever, this is only valid on the Current shell of the current user. To change permanently, you must save it to ~ as shown below ~ /.
the Recycle Bin to clean up the tables in the Recycle Bin according to the FIFO principle. Of course, you can also manually clean up the specified table:Purge table recycletest;Or use the name of the object in the Recycle Bin:Purge table "bin$04lhcpndanfgmaaaaaanpw==$0";This command clears out all objects related to the table, including indexes, constraints, triggers, and so on. If you want to permanently delete an index, you can:Purge index in_test_
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